Update configs with all the latest

Marlin/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-// If you motor turns to wrong direction, you can invert it here:
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
 #define INVERT_X_DIR false
 #define INVERT_Y_DIR false
 #define INVERT_Z_DIR false
     #define RIGHT_PROBE_BED_POSITION 170
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
-    
+
     #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
 
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
   #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
 // See also language.h
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Chose ONE of the next three charsets. This has to match your hardware. In case of a full graphic display this information is not important.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
 // To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
 // See also documentation/LCDLanguageFont.md
   #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards
 #define MAX_MEASUREMENT_DELAY			20  //delay buffer size in bytes (1 byte = 1cm)- limits maximum measurement delay allowable (must be larger than MEASUREMENT_DELAY_CM  and lower number saves RAM)
 
 //defines used in the code
-#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially 
+#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially
 
 //When using an LCD, uncomment the line below to display the Filament sensor data on the last line instead of status.  Status will appear for 5 sec.
 //#define FILAMENT_LCD_DISPLAY

Marlin/Configuration_adv.h

 
 #ifdef Z_DUAL_STEPPER_DRIVERS
 
-// Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
-// That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
-// There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
-// After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
-// One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
-// If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
-// Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
-// The M119 (endstops report) will start reporting the Z2 Endstop as well.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
-
+
-#define Z_DUAL_ENDSTOPS
+  #define Z_DUAL_ENDSTOPS
-
+
-#ifdef Z_DUAL_ENDSTOPS
+  #ifdef Z_DUAL_ENDSTOPS
-  #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
-  #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_DIR_PIN E2_DIR_PIN
-  #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
-  #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
-  const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
-  #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
-#endif
+  #endif
-
 
-#endif
+#endif // Z_DUAL_STEPPER_DRIVERS
 
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 

Marlin/configurator/config/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
-const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
-const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
-const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
-const bool X_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool X_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
-const bool Y_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool Y_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
-const bool Z_MAX_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
+const bool Z_MAX_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 //#define DISABLE_MAX_ENDSTOPS
 //#define DISABLE_MIN_ENDSTOPS
 
 // @section machine
 
 // Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_X_DIR true
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_Y_DIR false
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Z_DIR true
 
 // @section extruder
 
 // For direct drive extruder v9 set to true, for geared extruder set to false.
-#define INVERT_E0_DIR false   // Direct drive extruder v9: true. Geared extruder: false
+#define INVERT_E0_DIR false
-#define INVERT_E1_DIR false   // Direct drive extruder v9: true. Geared extruder: false
+#define INVERT_E1_DIR false
-#define INVERT_E2_DIR false   // Direct drive extruder v9: true. Geared extruder: false
+#define INVERT_E2_DIR false
-#define INVERT_E3_DIR false   // Direct drive extruder v9: true. Geared extruder: false
+#define INVERT_E3_DIR false
 
 // @section homing
 
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
 
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
+
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
+  #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 // @section lcd
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards

Marlin/configurator/config/Configuration_adv.h

 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 #define X_HOME_RETRACT_MM 5
 #define Y_HOME_RETRACT_MM 5
 #define Z_HOME_RETRACT_MM 2
+#define HOMING_BUMP_DIVISOR {10, 10, 20}  // Re-Bump Speed Divisor (Divides the Homing Feedrate)
 //#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 // @section machine
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 
 // @section lcd
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // @section more
 
 
 #ifdef ADVANCE
   #define EXTRUDER_ADVANCE_K .0
-
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-  #define EXTRUSION_AREA (0.25 * D_FILAMENT * D_FILAMENT * 3.14159)
-  #define STEPS_PER_CUBIC_MM_E (axis_steps_per_unit[E_AXIS]/ EXTRUSION_AREA)
-
 #endif // ADVANCE
 
 // Arc interpretation settings:
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// @section lcd
-
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // @section temperature
 
 // Control heater 0 and heater 1 in parallel.
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/Felix/Configuration.h

 // uncomment the 2 defines below:
 
 // Parameters for all extruder heaters
-//#define THERMAL_RUNAWAY_PROTECTION_PERIOD 60 //in seconds
+//#define THERMAL_RUNAWAY_PROTECTION_PERIOD 40 //in seconds
-//#define THERMAL_RUNAWAY_PROTECTION_HYSTERESIS 5 // in degree Celsius
+//#define THERMAL_RUNAWAY_PROTECTION_HYSTERESIS 4 // in degree Celsius
 
 // If you want to enable this feature for your bed heater,
 // uncomment the 2 defines below:
 
 // Parameters for the bed heater
-//#define THERMAL_RUNAWAY_PROTECTION_BED_PERIOD 30 //in seconds
+//#define THERMAL_RUNAWAY_PROTECTION_BED_PERIOD 20 //in seconds
-//#define THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS 5// in degree Celsius
+//#define THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS 2 // in degree Celsius
 
 
 //===========================================================================
 //============================= Mechanical Settings =========================
 //===========================================================================
 
-// Uncomment the following line to enable CoreXY kinematics
+// Uncomment this option to enable CoreXY kinematics
 // #define COREXY
 
+// Enable this option for Toshiba steppers
+// #define CONFIG_STEPPERS_TOSHIBA
+
 // coarse Endstop Settings
 #define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR true    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR true
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR true
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 255
 #define X_MIN_POS 0
-#define Y_MAX_POS 205
 #define Y_MIN_POS 0
-#define Z_MAX_POS 235
 #define Z_MIN_POS 0
+#define X_MAX_POS 255
+#define Y_MAX_POS 205
+#define Z_MAX_POS 235
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
 
 #ifdef ENABLE_AUTO_BED_LEVELING
 
-// There are 2 different ways to pick the X and Y locations to probe:
+  // There are 2 different ways to specify probing locations
-
+  //
-//  - "grid" mode
+  // - "grid" mode
-//    Probe every point in a rectangular grid
+  //   Probe several points in a rectangular grid.
-//    You must specify the rectangle, and the density of sample points
+  //   You specify the rectangle and the density of sample points.
-//    This mode is preferred because there are more measurements.
+  //   This mode is preferred because there are more measurements.
-//    It used to be called ACCURATE_BED_LEVELING but "grid" is more descriptive
+  //
-
+  // - "3-point" mode
-//  - "3-point" mode
+  //   Probe 3 arbitrary points on the bed (that aren't colinear)
-//    Probe 3 arbitrary points on the bed (that aren't colinear)
+  //   You specify the XY coordinates of all 3 points.
-//    You must specify the X & Y coordinates of all 3 points
+
-
+  // Enable this to sample the bed in a grid (least squares solution)
+  // Note: this feature generates 10KB extra code size
   #define AUTO_BED_LEVELING_GRID
-  // with AUTO_BED_LEVELING_GRID, the bed is sampled in a
+
-  // AUTO_BED_LEVELING_GRID_POINTSxAUTO_BED_LEVELING_GRID_POINTS grid
-  // and least squares solution is calculated
-  // Note: this feature occupies 10'206 byte
   #ifdef AUTO_BED_LEVELING_GRID
 
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
-    #define BACK_PROBE_BED_POSITION 180
     #define FRONT_PROBE_BED_POSITION 20
+    #define BACK_PROBE_BED_POSITION 180
 
-     // set the number of grid points per dimension
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
-     // I wouldn't see a reason to go above 3 (=9 probing points on the bed)
-    #define AUTO_BED_LEVELING_GRID_POINTS 2
 
+    // Set the number of grid points per dimension
+    // You probably don't need more than 3 (squared=9)
+    #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-  #else  // not AUTO_BED_LEVELING_GRID
+  #else  // !AUTO_BED_LEVELING_GRID
-    // with no grid, just probe 3 arbitrary points.  A simple cross-product
-    // is used to esimate the plane of the print bed
 
+      // Arbitrary points to probe. A simple cross-product
+      // is used to estimate the plane of the bed.
       #define ABL_PROBE_PT_1_X 15
       #define ABL_PROBE_PT_1_Y 180
       #define ABL_PROBE_PT_2_X 15
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
+  // Offsets to the probe relative to the extruder tip (Hotend - Probe)
-  // these are the offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
-  #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35
+  #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
                                         // Be sure you have this distance over your Z_MAX_POS in case
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
+  #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-//#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Increase the FAN pwm frequency. Removes the PWM noise but increases heating in the FET/Arduino
 #define FAST_PWM_FAN
 
-// Temperature status LEDs that display the hotend and bet temperature.
-// If all hotends and bed temperature and temperature setpoint are < 54C then the BLUE led is on.
-// Otherwise the RED led is on. There is 1C hysteresis.
-//#define TEMP_STAT_LEDS
-
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
 // which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 // at zero value, there are 128 effective control positions.
 #define SOFT_PWM_SCALE 0
 
+// Temperature status LEDs that display the hotend and bet temperature.
+// If all hotends and bed temperature and temperature setpoint are < 54C then the BLUE led is on.
+// Otherwise the RED led is on. There is 1C hysteresis.
+//#define TEMP_STAT_LEDS
+
 // M240  Triggers a camera by emulating a Canon RC-1 Remote
 // Data from: http://www.doc-diy.net/photo/rc-1_hacked/
 // #define PHOTOGRAPH_PIN     23

Marlin/example_configurations/Felix/Configuration_DUAL.h

 // uncomment the 2 defines below:
 
 // Parameters for all extruder heaters
-//#define THERMAL_RUNAWAY_PROTECTION_PERIOD 60 //in seconds
+//#define THERMAL_RUNAWAY_PROTECTION_PERIOD 40 //in seconds
-//#define THERMAL_RUNAWAY_PROTECTION_HYSTERESIS 5 // in degree Celsius
+//#define THERMAL_RUNAWAY_PROTECTION_HYSTERESIS 4 // in degree Celsius
 
 // If you want to enable this feature for your bed heater,
 // uncomment the 2 defines below:
 
 // Parameters for the bed heater
-//#define THERMAL_RUNAWAY_PROTECTION_BED_PERIOD 30 //in seconds
+//#define THERMAL_RUNAWAY_PROTECTION_BED_PERIOD 20 //in seconds
-//#define THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS 5// in degree Celsius
+//#define THERMAL_RUNAWAY_PROTECTION_BED_HYSTERESIS 2 // in degree Celsius
 
 
 //===========================================================================
 //============================= Mechanical Settings =========================
 //===========================================================================
 
-// Uncomment the following line to enable CoreXY kinematics
+// Uncomment this option to enable CoreXY kinematics
 // #define COREXY
 
+// Enable this option for Toshiba steppers
+// #define CONFIG_STEPPERS_TOSHIBA
+
 // coarse Endstop Settings
 #define ENDSTOPPULLUPS // Comment this out (using // at the start of the line) to disable the endstop pullup resistors
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR true     // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR true
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR true
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR true    // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR true
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 255
 #define X_MIN_POS 0
-#define Y_MAX_POS 205
 #define Y_MIN_POS 0
-#define Z_MAX_POS 235
 #define Z_MIN_POS 0
+#define X_MAX_POS 255
+#define Y_MAX_POS 205
+#define Z_MAX_POS 235
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
 
 #ifdef ENABLE_AUTO_BED_LEVELING
 
-// There are 2 different ways to pick the X and Y locations to probe:
+  // There are 2 different ways to specify probing locations
-
+  //
-//  - "grid" mode
+  // - "grid" mode
-//    Probe every point in a rectangular grid
+  //   Probe several points in a rectangular grid.
-//    You must specify the rectangle, and the density of sample points
+  //   You specify the rectangle and the density of sample points.
-//    This mode is preferred because there are more measurements.
+  //   This mode is preferred because there are more measurements.
-//    It used to be called ACCURATE_BED_LEVELING but "grid" is more descriptive
+  //
-
+  // - "3-point" mode
-//  - "3-point" mode
+  //   Probe 3 arbitrary points on the bed (that aren't colinear)
-//    Probe 3 arbitrary points on the bed (that aren't colinear)
+  //   You specify the XY coordinates of all 3 points.
-//    You must specify the X & Y coordinates of all 3 points
+
-
+  // Enable this to sample the bed in a grid (least squares solution)
+  // Note: this feature generates 10KB extra code size
   #define AUTO_BED_LEVELING_GRID
-  // with AUTO_BED_LEVELING_GRID, the bed is sampled in a
+
-  // AUTO_BED_LEVELING_GRID_POINTSxAUTO_BED_LEVELING_GRID_POINTS grid
-  // and least squares solution is calculated
-  // Note: this feature occupies 10'206 byte
   #ifdef AUTO_BED_LEVELING_GRID
 
     #define LEFT_PROBE_BED_POSITION 15
     #define RIGHT_PROBE_BED_POSITION 170
-    #define BACK_PROBE_BED_POSITION 180
     #define FRONT_PROBE_BED_POSITION 20
+    #define BACK_PROBE_BED_POSITION 180
 
-     // set the number of grid points per dimension
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this      
-     // I wouldn't see a reason to go above 3 (=9 probing points on the bed)
-    #define AUTO_BED_LEVELING_GRID_POINTS 2
 
+    // Set the number of grid points per dimension
+    // You probably don't need more than 3 (squared=9)
+    #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-  #else  // not AUTO_BED_LEVELING_GRID
+  #else  // !AUTO_BED_LEVELING_GRID
-    // with no grid, just probe 3 arbitrary points.  A simple cross-product
-    // is used to esimate the plane of the print bed
 
+      // Arbitrary points to probe. A simple cross-product
+      // is used to estimate the plane of the bed.
       #define ABL_PROBE_PT_1_X 15
       #define ABL_PROBE_PT_1_Y 180
       #define ABL_PROBE_PT_2_X 15
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
+  // Offsets to the probe relative to the extruder tip (Hotend - Probe)
-  // these are the offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
-  #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35
+  #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
                                         // Be sure you have this distance over your Z_MAX_POS in case
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
+  #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-//#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 
 //#define SAV_3DLCD
 
-
 // Increase the FAN pwm frequency. Removes the PWM noise but increases heating in the FET/Arduino
 #define FAST_PWM_FAN
 
-// Temperature status LEDs that display the hotend and bet temperature.
-// If all hotends and bed temperature and temperature setpoint are < 54C then the BLUE led is on.
-// Otherwise the RED led is on. There is 1C hysteresis.
-//#define TEMP_STAT_LEDS
-
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
 // which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 // at zero value, there are 128 effective control positions.
 #define SOFT_PWM_SCALE 0
 
+// Temperature status LEDs that display the hotend and bet temperature.
+// If all hotends and bed temperature and temperature setpoint are < 54C then the BLUE led is on.
+// Otherwise the RED led is on. There is 1C hysteresis.
+//#define TEMP_STAT_LEDS
+
 // M240  Triggers a camera by emulating a Canon RC-1 Remote
 // Data from: http://www.doc-diy.net/photo/rc-1_hacked/
 // #define PHOTOGRAPH_PIN     23

Marlin/example_configurations/Felix/Configuration_adv.h

 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
-//#ifdef ULTIPANEL
-// #undef SDCARDDETECTINVERTED
-//#endif
-
-// Power Signal Control Definitions
-// By default use ATX definition
-#ifndef POWER_SUPPLY
-  #define POWER_SUPPLY 1
-#endif
-// 1 = ATX
-#if (POWER_SUPPLY == 1)
-  #define PS_ON_AWAKE  LOW
-  #define PS_ON_ASLEEP HIGH
-#endif
-// 2 = X-Box 360 203W
-#if (POWER_SUPPLY == 2)
-  #define PS_ON_AWAKE  HIGH
-  #define PS_ON_ASLEEP LOW
-#endif
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/Hephestos/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR true    // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR true
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define min_software_endstops true // If true, axis won't move to coordinates less than HOME_POS.
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
-// Travel limits after homing (units in mm)
+// Travel limits after homing (units are in mm)
-#define X_MAX_POS 215
 #define X_MIN_POS 0
-#define Y_MAX_POS 210
 #define Y_MIN_POS 0
-#define Z_MAX_POS 180
 #define Z_MIN_POS 0
+#define X_MAX_POS 215
+#define Y_MAX_POS 210
+#define Z_MAX_POS 180
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define RIGHT_PROBE_BED_POSITION 170
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
-    
+
     #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
 
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #define DEFAULT_RETRACT_ACCELERATION  1000   // E acceleration in mm/s^2 for retracts
 #define DEFAULT_TRAVEL_ACCELERATION   1000    // X, Y, Z acceleration in mm/s^2 for travel (non printing) moves
 
-
-
 // Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
 // The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).
 // For the other hotends it is their distance from the extruder 0 hotend.
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 #define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards
 #define MAX_MEASUREMENT_DELAY			20  //delay buffer size in bytes (1 byte = 1cm)- limits maximum measurement delay allowable (must be larger than MEASUREMENT_DELAY_CM  and lower number saves RAM)
 
 //defines used in the code
-#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially 
+#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially
 
 //When using an LCD, uncomment the line below to display the Filament sensor data on the last line instead of status.  Status will appear for 5 sec.
 //#define FILAMENT_LCD_DISPLAY

Marlin/example_configurations/Hephestos/Configuration_adv.h

 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 //#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
-#ifdef CONFIG_STEPPERS_TOSHIBA
+
-#define MAX_STEP_FREQUENCY 10000 // Max step frequency for Toshiba Stepper Controllers
-#else
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-#endif
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 1.75
   #define STEPS_MM_E 100.47095761381482
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #define MIN_RETRACT 0.1                //minimum extruded mm to accept a automatic gcode retraction attempt
   #define RETRACT_LENGTH 3               //default retract length (positive mm)
   #define RETRACT_LENGTH_SWAP 13         //default swap retract length (positive mm), for extruder change
-  #define RETRACT_FEEDRATE 80*60            //default feedrate for retracting (mm/s)
+  #define RETRACT_FEEDRATE 80*60         //default feedrate for retracting (mm/s)
   #define RETRACT_ZLIFT 0                //default retract Z-lift
   #define RETRACT_RECOVER_LENGTH 0       //default additional recover length (mm, added to retract length when recovering)
   //#define RETRACT_RECOVER_LENGTH_SWAP 0  //default additional swap recover length (mm, added to retract length when recovering from extruder change)
-  #define RETRACT_RECOVER_FEEDRATE 8*60     //default feedrate for recovering from retraction (mm/s)
+  #define RETRACT_RECOVER_FEEDRATE 8*60  //default feedrate for recovering from retraction (mm/s)
 #endif
 
 // Add support for experimental filament exchange support M600; requires display
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/K8200/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR false
-#define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR false
-#define INVERT_E1_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR true
-#define INVERT_E2_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR true
-#define INVERT_E3_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR true
+#define INVERT_E3_DIR true
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 200
 #define X_MIN_POS 0
-#define Y_MAX_POS 200
 #define Y_MIN_POS 0
-#define Z_MAX_POS 200
 #define Z_MIN_POS 0
+#define X_MAX_POS 200
+#define Y_MAX_POS 200
+#define Z_MAX_POS 200
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
 
-    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this    
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
-    
+
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards

Marlin/example_configurations/K8200/Configuration_adv.h

 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/SCARA/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR false
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 200
 #define X_MIN_POS 0
-#define Y_MAX_POS 200
 #define Y_MIN_POS 0
-#define Z_MAX_POS 225
 #define Z_MIN_POS MANUAL_Z_HOME_POS
+#define X_MAX_POS 200
+#define Y_MAX_POS 200
+#define Z_MAX_POS 225
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
 
-    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this    
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
-    
+
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   //#define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 #define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-// For SCARA: Offset between HomingPosition and Bed X=0 / Y=0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_X_HOME_POS -22.
+  // For SCARA: Offset between HomingPosition and Bed X=0 / Y=0
-#define MANUAL_Y_HOME_POS -52.
+  #define MANUAL_X_HOME_POS -22.
-#define MANUAL_Z_HOME_POS 0.1  // Distance between nozzle and print surface after homing.
+  #define MANUAL_Y_HOME_POS -52.
-
+  #define MANUAL_Z_HOME_POS 0.1  // Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #define DEFAULT_RETRACT_ACCELERATION  2000   // E acceleration in mm/s^2 for retracts
 #define DEFAULT_TRAVEL_ACCELERATION   400    // X, Y, Z acceleration in mm/s^2 for travel (non printing) moves
 
-
-
 // Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
 // The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).
 // For the other hotends it is their distance from the extruder 0 hotend.
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards
 #define MAX_MEASUREMENT_DELAY			20  //delay buffer size in bytes (1 byte = 1cm)- limits maximum measurement delay allowable (must be larger than MEASUREMENT_DELAY_CM  and lower number saves RAM)
 
 //defines used in the code
-#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially 
+#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially
 
 //When using an LCD, uncomment the line below to display the Filament sensor data on the last line instead of status.  Status will appear for 5 sec.
 //#define FILAMENT_LCD_DISPLAY

Marlin/example_configurations/SCARA/Configuration_adv.h

 // extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
 // Multiple extruders can be assigned to the same pin in which case
 // the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   -1
+#define EXTRUDER_0_AUTO_FAN_PIN -1
-#define EXTRUDER_1_AUTO_FAN_PIN   -1
+#define EXTRUDER_1_AUTO_FAN_PIN -1
-#define EXTRUDER_2_AUTO_FAN_PIN   -1
+#define EXTRUDER_2_AUTO_FAN_PIN -1
-#define EXTRUDER_3_AUTO_FAN_PIN   -1
+#define EXTRUDER_3_AUTO_FAN_PIN -1
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED   255  // == full speed
 
 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
 
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on the LCD when printing from SD?
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
 #ifdef FWRETRACT
   #define MIN_RETRACT 0.1                //minimum extruded mm to accept a automatic gcode retraction attempt
   #define RETRACT_LENGTH 3               //default retract length (positive mm)
+  #define RETRACT_LENGTH_SWAP 13         //default swap retract length (positive mm), for extruder change
   #define RETRACT_FEEDRATE 35            //default feedrate for retracting (mm/s)
   #define RETRACT_ZLIFT 0                //default retract Z-lift
   #define RETRACT_RECOVER_LENGTH 0       //default additional recover length (mm, added to retract length when recovering)
+  #define RETRACT_RECOVER_LENGTH_SWAP 0  //default additional swap recover length (mm, added to retract length when recovering from extruder change)
   #define RETRACT_RECOVER_FEEDRATE 8     //default feedrate for recovering from retraction (mm/s)
 #endif
 
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/WITBOX/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR true
-#define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 297
 #define X_MIN_POS 0
-#define Y_MAX_POS 210
 #define Y_MIN_POS 0
-#define Z_MAX_POS 200
 #define Z_MIN_POS 0
+#define X_MAX_POS 297
+#define Y_MAX_POS 210
+#define Z_MAX_POS 200
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define BACK_PROBE_BED_POSITION 170
 
     #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
-    
+
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 #define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards

Marlin/example_configurations/WITBOX/Configuration_adv.h

 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 //#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
-#ifdef CONFIG_STEPPERS_TOSHIBA
+
-#define MAX_STEP_FREQUENCY 10000 // Max step frequency for Toshiba Stepper Controllers
-#else
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-#endif
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on HD44780 LCDs for SD printing
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 1.75
   #define STEPS_MM_E 100.47095761381482
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/delta/generic/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
 #define INVERT_X_DIR false // DELTA does not invert
 #define INVERT_Y_DIR false
 #define INVERT_Z_DIR false
-
+#define INVERT_E0_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E3_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
-// deltas always home to max
+#define X_HOME_DIR 1 // deltas always home to max
-#define X_HOME_DIR 1
 #define Y_HOME_DIR 1
 #define Z_HOME_DIR 1
 
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS DELTA_PRINTABLE_RADIUS
 #define X_MIN_POS -DELTA_PRINTABLE_RADIUS
-#define Y_MAX_POS DELTA_PRINTABLE_RADIUS
 #define Y_MIN_POS -DELTA_PRINTABLE_RADIUS
-#define Z_MAX_POS MANUAL_Z_HOME_POS
 #define Z_MIN_POS 0
+#define X_MAX_POS DELTA_PRINTABLE_RADIUS
+#define Y_MAX_POS DELTA_PRINTABLE_RADIUS
+#define Z_MAX_POS MANUAL_Z_HOME_POS
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
 //===========================================================================
 
 //#define ENABLE_AUTO_BED_LEVELING // Delete the comment to enable (remove // at the start of the line)
-// Z-Probe Repeatability test is not supported in Deltas yet.
+//#define Z_PROBE_REPEATABILITY_TEST // Z-Probe Repeatability test is not supported in Deltas yet.
 
 #ifdef ENABLE_AUTO_BED_LEVELING
 
-  // Deltas only support grid mode
+  // There are 2 different ways to specify probing locations
-  #define AUTO_BED_LEVELING_GRID
+  //
+  // - "grid" mode
+  //   Probe several points in a rectangular grid.
+  //   You specify the rectangle and the density of sample points.
+  //   This mode is preferred because there are more measurements.
+  //
+  // - "3-point" mode
+  //   Probe 3 arbitrary points on the bed (that aren't colinear)
+  //   You specify the XY coordinates of all 3 points.
+
+  // Enable this to sample the bed in a grid (least squares solution)
+  // Note: this feature generates 10KB extra code size
+  #define AUTO_BED_LEVELING_GRID  // Deltas only support grid mode
+
+  #ifdef AUTO_BED_LEVELING_GRID
+
+    #define DELTA_PROBABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
+
+    #define LEFT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS
+    #define RIGHT_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
+    #define FRONT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS
+    #define BACK_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
+    
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
+
+    // Non-linear bed leveling will be used.
+    // Compensate by interpolating between the nearest four Z probe values for each point.
+    // Useful for deltas where the print surface may appear like a bowl or dome shape.
+    // Works best with ACCURATE_BED_LEVELING_POINTS 5 or higher.
+    #define AUTO_BED_LEVELING_GRID_POINTS 9
 
-  #define DELTA_PROBABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
+  #else  // !AUTO_BED_LEVELING_GRID
-  #define LEFT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS
-  #define RIGHT_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
-  #define BACK_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
-  #define FRONT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS  
 
-  #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this      
+      // Arbitrary points to probe. A simple cross-product
+      // is used to estimate the plane of the bed.
+      #define ABL_PROBE_PT_1_X 15
+      #define ABL_PROBE_PT_1_Y 180
+      #define ABL_PROBE_PT_2_X 15
+      #define ABL_PROBE_PT_2_Y 20
+      #define ABL_PROBE_PT_3_X 170
+      #define ABL_PROBE_PT_3_Y 20
 
-  // Non-linear bed leveling will be used.
+  #endif // AUTO_BED_LEVELING_GRID
-  // Compensate by interpolating between the nearest four Z probe values for each point.
-  // Useful for deltas where the print surface may appear like a bowl or dome shape.
-  // Works best with ACCURATE_BED_LEVELING_POINTS 5 or higher.
-  #define AUTO_BED_LEVELING_GRID_POINTS 9
 
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER 0     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER 0     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -10   // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -10   // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -3.5  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
   #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 50    //How much the extruder will be raised after the last probing point.
-  
+
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
+  //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
+  //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
+
   // Allen key retractable z-probe as seen on many Kossel delta printers - http://reprap.org/wiki/Kossel#Automatic_bed_leveling_probe
   // Deploys by touching z-axis belt. Retracts by pushing the probe down. Uses Z_MIN_PIN.
   //#define Z_PROBE_ALLEN_KEY
 #endif // ENABLE_AUTO_BED_LEVELING
 
 
-
 // The position of the homing switches
 #define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 250 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Y_HOME_POS 0
+  #define MANUAL_Z_HOME_POS 250 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 // See also language.h
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Chose ONE of the next three charsets. This has to match your hardware. In case of a full graphic display this information is not important.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
 // To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
 // See also documentation/LCDLanguageFont.md
   #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards
 #define MAX_MEASUREMENT_DELAY			20  //delay buffer size in bytes (1 byte = 1cm)- limits maximum measurement delay allowable (must be larger than MEASUREMENT_DELAY_CM  and lower number saves RAM)
 
 //defines used in the code
-#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially 
+#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially
 
 //When using an LCD, uncomment the line below to display the Filament sensor data on the last line instead of status.  Status will appear for 5 sec.
 //#define FILAMENT_LCD_DISPLAY

Marlin/example_configurations/delta/generic/Configuration_adv.h

-#ifndef CONFIGURATION_ADV_H
-#define CONFIGURATION_ADV_H
-
-#include "Conditionals.h"
-
-//===========================================================================
-//=============================Thermal Settings  ============================
-//===========================================================================
-
-#ifdef BED_LIMIT_SWITCHING
-  #define BED_HYSTERESIS 2 //only disable heating if T>target+BED_HYSTERESIS and enable heating if T>target-BED_HYSTERESIS
-#endif
-#define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
-
-//// Heating sanity check:
-// This waits for the watchperiod in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero. 
-// It can be reset with another M104/M109. This check is also only triggered if the target temperature and the current temperature
-//  differ by at least 2x WATCH_TEMP_INCREASE
-//#define WATCH_TEMP_PERIOD 40000 //40 seconds
-//#define WATCH_TEMP_INCREASE 10  //Heat up at least 10 degree in 20 seconds
-
-#ifdef PIDTEMP
-  // this adds an experimental additional term to the heatingpower, proportional to the extrusion speed.
-  // if Kc is choosen well, the additional required power due to increased melting should be compensated.
-  #define PID_ADD_EXTRUSION_RATE  
-  #ifdef PID_ADD_EXTRUSION_RATE
-    #define  DEFAULT_Kc (1) //heatingpower=Kc*(e_speed)
-  #endif
-#endif
-
-
-//automatic temperature: The hot end target temperature is calculated by all the buffered lines of gcode.
-//The maximum buffered steps/sec of the extruder motor are called "se".
-//You enter the autotemp mode by a M109 S<mintemp> T<maxtemp> F<factor>
-// the target temperature is set to mintemp+factor*se[steps/sec] and limited by mintemp and maxtemp
-// you exit the value by any M109 without F*
-// Also, if the temperature is set to a value <mintemp, it is not changed by autotemp.
-// on an ultimaker, some initial testing worked with M109 S215 B260 F1 in the start.gcode
-#define AUTOTEMP
-#ifdef AUTOTEMP
-  #define AUTOTEMP_OLDWEIGHT 0.98
-#endif
-
-//Show Temperature ADC value
-//The M105 command return, besides traditional information, the ADC value read from temperature sensors.
-//#define SHOW_TEMP_ADC_VALUES
-
-//  extruder run-out prevention. 
-//if the machine is idle, and the temperature over MINTEMP, every couple of SECONDS some filament is extruded
-//#define EXTRUDER_RUNOUT_PREVENT  
-#define EXTRUDER_RUNOUT_MINTEMP 190  
-#define EXTRUDER_RUNOUT_SECONDS 30.
-#define EXTRUDER_RUNOUT_ESTEPS 14. //mm filament
-#define EXTRUDER_RUNOUT_SPEED 1500.  //extrusion speed
-#define EXTRUDER_RUNOUT_EXTRUDE 100
-
-//These defines help to calibrate the AD595 sensor in case you get wrong temperature measurements.
-//The measured temperature is defined as "actualTemp = (measuredTemp * TEMP_SENSOR_AD595_GAIN) + TEMP_SENSOR_AD595_OFFSET"
-#define TEMP_SENSOR_AD595_OFFSET 0.0
-#define TEMP_SENSOR_AD595_GAIN   1.0
-
-//This is for controlling a fan to cool down the stepper drivers
-//it will turn on when any driver is enabled
-//and turn off after the set amount of seconds from last driver being disabled again
-#define CONTROLLERFAN_PIN -1 //Pin used for the fan to cool controller (-1 to disable)
-#define CONTROLLERFAN_SECS 60 //How many seconds, after all motors were disabled, the fan should run
-#define CONTROLLERFAN_SPEED 255  // == full speed
-
-// When first starting the main fan, run it at full speed for the
-// given number of milliseconds.  This gets the fan spinning reliably
-// before setting a PWM value. (Does not work with software PWM for fan on Sanguinololu)
-//#define FAN_KICKSTART_TIME 100
-
-// Extruder cooling fans
-// Configure fan pin outputs to automatically turn on/off when the associated
-// extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
-// Multiple extruders can be assigned to the same pin in which case 
-// the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   -1
-#define EXTRUDER_1_AUTO_FAN_PIN   -1
-#define EXTRUDER_2_AUTO_FAN_PIN   -1
-#define EXTRUDER_3_AUTO_FAN_PIN   -1
-#define EXTRUDER_AUTO_FAN_TEMPERATURE 50
-#define EXTRUDER_AUTO_FAN_SPEED   255  // == full speed
-
-
-//===========================================================================
-//=============================Mechanical Settings===========================
-//===========================================================================
-
-#define ENDSTOPS_ONLY_FOR_HOMING // If defined the endstops will only be used for homing
-
-//#define Z_LATE_ENABLE // Enable Z the last moment. Needed if your Z driver overheats.
-
-// A single Z stepper driver is usually used to drive 2 stepper motors.
-// Uncomment this define to utilize a separate stepper driver for each Z axis motor.
-// Only a few motherboards support this, like RAMPS, which have dual extruder support (the 2nd, often unused, extruder driver is used
-// to control the 2nd Z axis stepper motor). The pins are currently only defined for a RAMPS motherboards.
-// On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
-//#define Z_DUAL_STEPPER_DRIVERS
-
-// Same again but for Y Axis.
-//#define Y_DUAL_STEPPER_DRIVERS
-
-// Define if the two Y drives need to rotate in opposite directions
-#define INVERT_Y2_VS_Y_DIR true
-
-// Enable this for dual x-carriage printers. 
-// A dual x-carriage design has the advantage that the inactive extruder can be parked which
-// prevents hot-end ooze contaminating the print. It also reduces the weight of each x-carriage
-// allowing faster printing speeds.
-//#define DUAL_X_CARRIAGE
-#ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed 
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position 
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software 
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
-
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all  
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
-// This is the default power-up mode which can be later using M605. 
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0 
-
-// Default settings in "Auto-park Mode" 
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
-// Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
-
-#endif //DUAL_X_CARRIAGE
-    
-//homing hits the endstop, then retracts by this distance, before it tries to slowly bump again:
-#define X_HOME_RETRACT_MM 5 
-#define Y_HOME_RETRACT_MM 5 
-#define Z_HOME_RETRACT_MM 5 // deltas need the same for all three axis
-#define HOMING_BUMP_DIVISOR {10, 10, 20}  // Re-Bump Speed Divisor (Divides the Homing Feedrate)
-
-//#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
-
-#define AXIS_RELATIVE_MODES {false, false, false, false}
-
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-
-//By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
-#define INVERT_X_STEP_PIN false
-#define INVERT_Y_STEP_PIN false
-#define INVERT_Z_STEP_PIN false
-#define INVERT_E_STEP_PIN false
-
-// Default stepper release if idle. Set to 0 to deactivate.
-#define DEFAULT_STEPPER_DEACTIVE_TIME 60
-
-#define DEFAULT_MINIMUMFEEDRATE       0.0     // minimum feedrate
-#define DEFAULT_MINTRAVELFEEDRATE     0.0
-
-// Feedrates for manual moves along X, Y, Z, E from panel
-#ifdef ULTIPANEL
-  #define MANUAL_FEEDRATE {50*60, 50*60, 4*60, 60} // Feedrates for manual moves along X, Y, Z, E from panel
-#endif
-
-// minimum time in microseconds that a movement needs to take if the buffer is emptied.
-#define DEFAULT_MINSEGMENTTIME        20000
-
-// If defined the movements slow down when the look ahead buffer is only half full
-// (don't use SLOWDOWN with DELTA because DELTA generates hundreds of segments per second)
-//#define SLOWDOWN
-
-// Frequency limit
-// See nophead's blog for more info
-// Not working O
-//#define XY_FREQUENCY_LIMIT  15
-
-// Minimum planner junction speed. Sets the default minimum speed the planner plans for at the end
-// of the buffer and all stops. This should not be much greater than zero and should only be changed
-// if unwanted behavior is observed on a user's machine when running at very slow speeds.
-#define MINIMUM_PLANNER_SPEED 0.05// (mm/sec)
-
-// Microstep setting (Only functional when stepper driver microstep pins are connected to MCU.
-#define MICROSTEP_MODES {16,16,16,16,16} // [1,2,4,8,16]
-
-// Motor Current setting (Only functional when motor driver current ref pins are connected to a digital trimpot on supported boards)
-#define DIGIPOT_MOTOR_CURRENT {135,135,135,135,135} // Values 0-255 (RAMBO 135 = ~0.75A, 185 = ~1A)
-
-// uncomment to enable an I2C based DIGIPOT like on the Azteeg X3 Pro
-//#define DIGIPOT_I2C
-// Number of channels available for I2C digipot, For Azteeg X3 Pro we have 8
-#define DIGIPOT_I2C_NUM_CHANNELS 8
-// actual motor currents in Amps, need as many here as DIGIPOT_I2C_NUM_CHANNELS
-#define DIGIPOT_I2C_MOTOR_CURRENTS {1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0}
-
-//===========================================================================
-//=============================Additional Features===========================
-//===========================================================================
-
-#define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
-//#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
-
-//#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
-#define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
-
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the filesystem block order. 
-// if a file is deleted, it frees a block. hence, the order is not purely cronological. To still have auto0.g accessible, there is again the option to do that.
-// using:
-//#define MENU_ADDAUTOSTART
-
-// Show a progress bar on the LCD when printing from SD
-//#define LCD_PROGRESS_BAR
-
-#ifdef LCD_PROGRESS_BAR
-  // Amount of time (ms) to show the bar
-  #define PROGRESS_BAR_BAR_TIME 2000
-  // Amount of time (ms) to show the status message
-  #define PROGRESS_BAR_MSG_TIME 2000
-  // Amount of time (ms) to retain the status message (0=forever)
-  #define PROGRESS_MSG_EXPIRE   0
-  // Enable this to show messages for MSG_TIME then hide them
-  //#define PROGRESS_MSG_ONCE
-#endif
-
-// The hardware watchdog should reset the Microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
-//#define USE_WATCHDOG
-
-#ifdef USE_WATCHDOG
-// If you have a watchdog reboot in an ArduinoMega2560 then the device will hang forever, as a watchdog reset will leave the watchdog on.
-// The "WATCHDOG_RESET_MANUAL" goes around this by not using the hardware reset.
-//  However, THIS FEATURE IS UNSAFE!, as it will only work if interrupts are disabled. And the code could hang in an interrupt routine with interrupts disabled.
-//#define WATCHDOG_RESET_MANUAL
-#endif
-
-// Enable the option to stop SD printing when hitting and endstops, needs to be enabled from the LCD menu when this option is enabled.
-//#define ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
-
-// Babystepping enables the user to control the axis in tiny amounts, independently from the normal printing process
-// it can e.g. be used to change z-positions in the print startup phase in realtime
-// does not respect endstops!
-//#define BABYSTEPPING
-#ifdef BABYSTEPPING
-  #define BABYSTEP_XY  //not only z, but also XY in the menu. more clutter, more functions
-  #define BABYSTEP_INVERT_Z false  //true for inverse movements in Z
-  #define BABYSTEP_Z_MULTIPLICATOR 2 //faster z movements
-#endif
-
-// extruder advance constant (s2/mm3)
-//
-// advance (steps) = STEPS_PER_CUBIC_MM_E * EXTRUDER_ADVANCE_K * cubic mm per second ^ 2
-//
-// hooke's law says:		force = k * distance
-// Bernoulli's principle says:	v ^ 2 / 2 + g . h + pressure / density = constant
-// so: v ^ 2 is proportional to number of steps we advance the extruder
-//#define ADVANCE
-
-#ifdef ADVANCE
-  #define EXTRUDER_ADVANCE_K .0
-  #define D_FILAMENT 2.85
-  #define STEPS_MM_E 836
-#endif // ADVANCE
-
-// Arc interpretation settings:
-#define MM_PER_ARC_SEGMENT 1
-#define N_ARC_CORRECTION 25
-
-const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
-
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT 
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED 
-
-// Control heater 0 and heater 1 in parallel.
-//#define HEATERS_PARALLEL
-
-//===========================================================================
-//=============================Buffers           ============================
-//===========================================================================
-
-// The number of linear motions that can be in the plan at any give time.  
-// THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ringbuffering.
-#if defined SDSUPPORT
-  #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
-#else
-  #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
-#endif
-
-
-//The ASCII buffer for recieving from the serial:
-#define MAX_CMD_SIZE 96
-#define BUFSIZE 4
-
-
-// Firmware based and LCD controled retract
-// M207 and M208 can be used to define parameters for the retraction. 
-// The retraction can be called by the slicer using G10 and G11
-// until then, intended retractions can be detected by moves that only extrude and the direction. 
-// the moves are than replaced by the firmware controlled ones.
-
-// #define FWRETRACT  //ONLY PARTIALLY TESTED
-#ifdef FWRETRACT
-  #define MIN_RETRACT 0.1                //minimum extruded mm to accept a automatic gcode retraction attempt
-  #define RETRACT_LENGTH 3               //default retract length (positive mm)
-  #define RETRACT_LENGTH_SWAP 13         //default swap retract length (positive mm), for extruder change
-  #define RETRACT_FEEDRATE 45            //default feedrate for retracting (mm/s)
-  #define RETRACT_ZLIFT 0                //default retract Z-lift
-  #define RETRACT_RECOVER_LENGTH 0       //default additional recover length (mm, added to retract length when recovering)
-  #define RETRACT_RECOVER_LENGTH_SWAP 0  //default additional swap recover length (mm, added to retract length when recovering from extruder change)
-  #define RETRACT_RECOVER_FEEDRATE 8     //default feedrate for recovering from retraction (mm/s)
-#endif
-
-// Add support for experimental filament exchange support M600; requires display
-#ifdef ULTIPANEL
-  //#define FILAMENTCHANGEENABLE
-  #ifdef FILAMENTCHANGEENABLE
-    #define FILAMENTCHANGE_XPOS 3
-    #define FILAMENTCHANGE_YPOS 3
-    #define FILAMENTCHANGE_ZADD 10
-    #define FILAMENTCHANGE_FIRSTRETRACT -2
-    #define FILAMENTCHANGE_FINALRETRACT -100
-  #endif
-#endif
-
-#include "Conditionals.h"
-#include "SanityCheck.h"
-
-#endif //CONFIGURATION_ADV_H

Marlin/example_configurations/delta/kossel_mini/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
 #define INVERT_X_DIR false // DELTA does not invert
 #define INVERT_Y_DIR false
 #define INVERT_Z_DIR false
-
+#define INVERT_E0_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E3_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
-// deltas always home to max
+#define X_HOME_DIR 1  // deltas always home to max
-#define X_HOME_DIR 1
 #define Y_HOME_DIR 1
 #define Z_HOME_DIR 1
 
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS DELTA_PRINTABLE_RADIUS
 #define X_MIN_POS -DELTA_PRINTABLE_RADIUS
-#define Y_MAX_POS DELTA_PRINTABLE_RADIUS
 #define Y_MIN_POS -DELTA_PRINTABLE_RADIUS
-#define Z_MAX_POS MANUAL_Z_HOME_POS
 #define Z_MIN_POS 0
+#define X_MAX_POS DELTA_PRINTABLE_RADIUS
+#define Y_MAX_POS DELTA_PRINTABLE_RADIUS
+#define Z_MAX_POS MANUAL_Z_HOME_POS
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
 //===========================================================================
 
 #define ENABLE_AUTO_BED_LEVELING // Delete the comment to enable (remove // at the start of the line)
-// Z-Probe Repeatability test is not supported in Deltas yet.
+// #define Z_PROBE_REPEATABILITY_TEST // Z-Probe Repeatability test is not supported in Deltas yet.
 
 #ifdef ENABLE_AUTO_BED_LEVELING
 
-  // Deltas only support grid mode
+  // There are 2 different ways to specify probing locations
-  #define AUTO_BED_LEVELING_GRID
+  //
+  // - "grid" mode
+  //   Probe several points in a rectangular grid.
+  //   You specify the rectangle and the density of sample points.
+  //   This mode is preferred because there are more measurements.
+  //
+  // - "3-point" mode
+  //   Probe 3 arbitrary points on the bed (that aren't colinear)
+  //   You specify the XY coordinates of all 3 points.
+
+  // Enable this to sample the bed in a grid (least squares solution)
+  // Note: this feature generates 10KB extra code size
+  #define AUTO_BED_LEVELING_GRID  // Deltas only support grid mode
+
+  #ifdef AUTO_BED_LEVELING_GRID
+
+    #define DELTA_PROBABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
+
+    #define LEFT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS
+    #define RIGHT_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
+    #define FRONT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS  
+    #define BACK_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
 
-  #define DELTA_PROBABLE_RADIUS (DELTA_PRINTABLE_RADIUS - 10)
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this      
-  #define LEFT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS
-  #define RIGHT_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
-  #define BACK_PROBE_BED_POSITION DELTA_PROBABLE_RADIUS
-  #define FRONT_PROBE_BED_POSITION -DELTA_PROBABLE_RADIUS  
 
-  #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this      
+    // Non-linear bed leveling will be used.
+    // Compensate by interpolating between the nearest four Z probe values for each point.
+    // Useful for deltas where the print surface may appear like a bowl or dome shape.
+    // Works best with ACCURATE_BED_LEVELING_POINTS 5 or higher.
+    #define AUTO_BED_LEVELING_GRID_POINTS 9
 
-  // Non-linear bed leveling will be used.
+  #else  // !AUTO_BED_LEVELING_GRID
-  // Compensate by interpolating between the nearest four Z probe values for each point.
+
-  // Useful for deltas where the print surface may appear like a bowl or dome shape.
+      // Arbitrary points to probe. A simple cross-product
-  // Works best with ACCURATE_BED_LEVELING_POINTS 5 or higher.
+      // is used to estimate the plane of the bed.
-  #define AUTO_BED_LEVELING_GRID_POINTS 9
+      #define ABL_PROBE_PT_1_X 15
+      #define ABL_PROBE_PT_1_Y 180
+      #define ABL_PROBE_PT_2_X 15
+      #define ABL_PROBE_PT_2_Y 20
+      #define ABL_PROBE_PT_3_X 170
+      #define ABL_PROBE_PT_3_Y 20
+
+  #endif // AUTO_BED_LEVELING_GRID
 
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER 0     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER 0     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -10   // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -10   // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -3.5  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 15      // (in mm) Raise Z before homing (G28) for Probe Clearance.
   #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 50    //How much the extruder will be raised after the last probing point.
-  
+
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
+  //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
+  //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
+
+  //If defined, the Probe servo will be turned on only during movement and then turned off to avoid jerk
+  //The value is the delay to turn the servo off after powered on - depends on the servo speed; 300ms is good value, but you can try lower it.
+  // You MUST HAVE the SERVO_ENDSTOPS defined to use here a value higher than zero otherwise your code will not compile.
+
   // Allen key retractable z-probe as seen on many Kossel delta printers - http://reprap.org/wiki/Kossel#Automatic_bed_leveling_probe
   // Deploys by touching z-axis belt. Retracts by pushing the probe down. Uses Z_MIN_PIN.
   #define Z_PROBE_ALLEN_KEY
 #endif // ENABLE_AUTO_BED_LEVELING
 
 
-
 // The position of the homing switches
 #define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 #define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 250 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Y_HOME_POS 0
+  #define MANUAL_Z_HOME_POS 250 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 // See also language.h
 #define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Chose ONE of the next three charsets. This has to match your hardware. In case of a full graphic display this information is not important.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
 // To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
 // See also documentation/LCDLanguageFont.md
   #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards
 #define MAX_MEASUREMENT_DELAY			20  //delay buffer size in bytes (1 byte = 1cm)- limits maximum measurement delay allowable (must be larger than MEASUREMENT_DELAY_CM  and lower number saves RAM)
 
 //defines used in the code
-#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially 
+#define DEFAULT_MEASURED_FILAMENT_DIA  DEFAULT_NOMINAL_FILAMENT_DIA  //set measured to nominal initially
 
 //When using an LCD, uncomment the line below to display the Filament sensor data on the last line instead of status.  Status will appear for 5 sec.
 //#define FILAMENT_LCD_DISPLAY

Marlin/example_configurations/delta/kossel_mini/Configuration_adv.h

 #define BED_CHECK_INTERVAL 5000 //ms between checks in bang-bang control
 
 //// Heating sanity check:
-// This waits for the watchperiod in milliseconds whenever an M104 or M109 increases the target temperature
+// This waits for the watch period in milliseconds whenever an M104 or M109 increases the target temperature
-// If the temperature has not increased at the end of that period, the target temperature is set to zero. 
+// If the temperature has not increased at the end of that period, the target temperature is set to zero.
 // It can be reset with another M104/M109. This check is also only triggered if the target temperature and the current temperature
 //  differ by at least 2x WATCH_TEMP_INCREASE
 //#define WATCH_TEMP_PERIOD 40000 //40 seconds
 //#define WATCH_TEMP_INCREASE 10  //Heat up at least 10 degree in 20 seconds
 
 #ifdef PIDTEMP
-  // this adds an experimental additional term to the heatingpower, proportional to the extrusion speed.
+  // this adds an experimental additional term to the heating power, proportional to the extrusion speed.
-  // if Kc is choosen well, the additional required power due to increased melting should be compensated.
+  // if Kc is chosen well, the additional required power due to increased melting should be compensated.
-  #define PID_ADD_EXTRUSION_RATE  
+  #define PID_ADD_EXTRUSION_RATE
   #ifdef PID_ADD_EXTRUSION_RATE
-    #define  DEFAULT_Kc (1) //heatingpower=Kc*(e_speed)
+    #define  DEFAULT_Kc (1) //heating power=Kc*(e_speed)
   #endif
 #endif
 
 
 //automatic temperature: The hot end target temperature is calculated by all the buffered lines of gcode.
 //The maximum buffered steps/sec of the extruder motor are called "se".
-//You enter the autotemp mode by a M109 S<mintemp> T<maxtemp> F<factor>
+//You enter the autotemp mode by a M109 S<mintemp> B<maxtemp> F<factor>
 // the target temperature is set to mintemp+factor*se[steps/sec] and limited by mintemp and maxtemp
 // you exit the value by any M109 without F*
 // Also, if the temperature is set to a value <mintemp, it is not changed by autotemp.
-// on an ultimaker, some initial testing worked with M109 S215 B260 F1 in the start.gcode
+// on an Ultimaker, some initial testing worked with M109 S215 B260 F1 in the start.gcode
 #define AUTOTEMP
 #ifdef AUTOTEMP
   #define AUTOTEMP_OLDWEIGHT 0.98
 //The M105 command return, besides traditional information, the ADC value read from temperature sensors.
 //#define SHOW_TEMP_ADC_VALUES
 
-//  extruder run-out prevention. 
+//  extruder run-out prevention.
 //if the machine is idle, and the temperature over MINTEMP, every couple of SECONDS some filament is extruded
-//#define EXTRUDER_RUNOUT_PREVENT  
+//#define EXTRUDER_RUNOUT_PREVENT
-#define EXTRUDER_RUNOUT_MINTEMP 190  
+#define EXTRUDER_RUNOUT_MINTEMP 190
 #define EXTRUDER_RUNOUT_SECONDS 30.
 #define EXTRUDER_RUNOUT_ESTEPS 14. //mm filament
 #define EXTRUDER_RUNOUT_SPEED 1500.  //extrusion speed
 // Extruder cooling fans
 // Configure fan pin outputs to automatically turn on/off when the associated
 // extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
-// Multiple extruders can be assigned to the same pin in which case 
+// Multiple extruders can be assigned to the same pin in which case
 // the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   -1
+#define EXTRUDER_0_AUTO_FAN_PIN -1
-#define EXTRUDER_1_AUTO_FAN_PIN   -1
+#define EXTRUDER_1_AUTO_FAN_PIN -1
-#define EXTRUDER_2_AUTO_FAN_PIN   -1
+#define EXTRUDER_2_AUTO_FAN_PIN -1
-#define EXTRUDER_3_AUTO_FAN_PIN   -1
+#define EXTRUDER_3_AUTO_FAN_PIN -1
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED   255  // == full speed
 
 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // Define if the two Y drives need to rotate in opposite directions
 #define INVERT_Y2_VS_Y_DIR true
 
-// Enable this for dual x-carriage printers. 
+// Enable this for dual x-carriage printers.
 // A dual x-carriage design has the advantage that the inactive extruder can be parked which
 // prevents hot-end ooze contaminating the print. It also reduces the weight of each x-carriage
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed 
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position 
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software 
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all  
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605. 
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0 
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode" 
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
-    
+
 //homing hits the endstop, then retracts by this distance, before it tries to slowly bump again:
-#define X_HOME_RETRACT_MM 5 
+#define X_HOME_RETRACT_MM 5
-#define Y_HOME_RETRACT_MM 5 
+#define Y_HOME_RETRACT_MM 5
 #define Z_HOME_RETRACT_MM 5 // deltas need the same for all three axis
 #define HOMING_BUMP_DIVISOR {10, 10, 20}  // Re-Bump Speed Divisor (Divides the Homing Feedrate)
-
 //#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
 
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 #define DEFAULT_MINIMUMFEEDRATE       0.0     // minimum feedrate
 #define DEFAULT_MINTRAVELFEEDRATE     0.0
 
-// Feedrates for manual moves along X, Y, Z, E from panel
 #ifdef ULTIPANEL
   #define MANUAL_FEEDRATE {50*60, 50*60, 4*60, 60} // Feedrates for manual moves along X, Y, Z, E from panel
+  #define ULTIPANEL_FEEDMULTIPLY  // Comment to disable setting feedrate multiplier via encoder
 #endif
 
 // minimum time in microseconds that a movement needs to take if the buffer is emptied.
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the filesystem block order. 
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely cronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on the LCD when printing from SD
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 2000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
 
-// The hardware watchdog should reset the Microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
+#endif // SDSUPPORT
+
+// The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
 
 #ifdef USE_WATCHDOG
 //#define ABORT_ON_ENDSTOP_HIT_FEATURE_ENABLED
 
 // Babystepping enables the user to control the axis in tiny amounts, independently from the normal printing process
-// it can e.g. be used to change z-positions in the print startup phase in realtime
+// it can e.g. be used to change z-positions in the print startup phase in real-time
 // does not respect endstops!
 //#define BABYSTEPPING
 #ifdef BABYSTEPPING
 //
 // advance (steps) = STEPS_PER_CUBIC_MM_E * EXTRUDER_ADVANCE_K * cubic mm per second ^ 2
 //
-// hooke's law says:		force = k * distance
+// Hooke's law says:		force = k * distance
 // Bernoulli's principle says:	v ^ 2 / 2 + g . h + pressure / density = constant
 // so: v ^ 2 is proportional to number of steps we advance the extruder
 //#define ADVANCE
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT 
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED 
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 //=============================Buffers           ============================
 //===========================================================================
 
-// The number of linear motions that can be in the plan at any give time.  
+// The number of linear motions that can be in the plan at any give time.
-// THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ringbuffering.
+// THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
 #endif
 
 
-//The ASCII buffer for recieving from the serial:
+//The ASCII buffer for receiving from the serial:
 #define MAX_CMD_SIZE 96
 #define BUFSIZE 4
 
 
-// Firmware based and LCD controled retract
+// Firmware based and LCD controlled retract
-// M207 and M208 can be used to define parameters for the retraction. 
+// M207 and M208 can be used to define parameters for the retraction.
 // The retraction can be called by the slicer using G10 and G11
-// until then, intended retractions can be detected by moves that only extrude and the direction. 
+// until then, intended retractions can be detected by moves that only extrude and the direction.
 // the moves are than replaced by the firmware controlled ones.
 
 // #define FWRETRACT  //ONLY PARTIALLY TESTED
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/makibox/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = false; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR false
-#define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR true    // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR false
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR true
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 110
 #define X_MIN_POS 0
-#define Y_MAX_POS 150
 #define Y_MIN_POS 0
-#define Z_MAX_POS 86
 #define Z_MIN_POS 0
+#define X_MAX_POS 110
+#define Y_MAX_POS 150
+#define Z_MAX_POS 86
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
 
-    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this    
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
-    
+
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards

Marlin/example_configurations/makibox/Configuration_adv.h

 
 //automatic temperature: The hot end target temperature is calculated by all the buffered lines of gcode.
 //The maximum buffered steps/sec of the extruder motor are called "se".
-//You enter the autotemp mode by a M109 S<mintemp> T<maxtemp> F<factor>
+//You enter the autotemp mode by a M109 S<mintemp> B<maxtemp> F<factor>
 // the target temperature is set to mintemp+factor*se[steps/sec] and limited by mintemp and maxtemp
 // you exit the value by any M109 without F*
 // Also, if the temperature is set to a value <mintemp, it is not changed by autotemp.
 // extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
 // Multiple extruders can be assigned to the same pin in which case
 // the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   -1
+#define EXTRUDER_0_AUTO_FAN_PIN -1
-#define EXTRUDER_1_AUTO_FAN_PIN   -1
+#define EXTRUDER_1_AUTO_FAN_PIN -1
-#define EXTRUDER_2_AUTO_FAN_PIN   -1
+#define EXTRUDER_2_AUTO_FAN_PIN -1
-#define EXTRUDER_3_AUTO_FAN_PIN   -1
+#define EXTRUDER_3_AUTO_FAN_PIN -1
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED   255  // == full speed
 
 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
 
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 // Number of channels available for I2C digipot, For Azteeg X3 Pro we have 8
 #define DIGIPOT_I2C_NUM_CHANNELS 4
 // actual motor currents in Amps, need as many here as DIGIPOT_I2C_NUM_CHANNELS
-//#define DIGIPOT_I2C_MOTOR_CURRENTS {1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0}
 #define DIGIPOT_I2C_MOTOR_CURRENTS {1.7, 1.7, 1.7, 1.7}
 
 //===========================================================================
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  //#define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on the LCD when printing from SD
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 2000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
   #define EXTRUDER_ADVANCE_K .0
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-#endif // ADVANCE
+#endif
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-//#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
 #ifdef FWRETRACT
   #define MIN_RETRACT 0.1                //minimum extruded mm to accept a automatic gcode retraction attempt
   #define RETRACT_LENGTH 3               //default retract length (positive mm)
+  #define RETRACT_LENGTH_SWAP 13         //default swap retract length (positive mm), for extruder change
   #define RETRACT_FEEDRATE 45            //default feedrate for retracting (mm/s)
   #define RETRACT_ZLIFT 0                //default retract Z-lift
   #define RETRACT_RECOVER_LENGTH 0       //default additional recover length (mm, added to retract length when recovering)
+  #define RETRACT_RECOVER_LENGTH_SWAP 0  //default additional swap recover length (mm, added to retract length when recovering from extruder change)
   #define RETRACT_RECOVER_FEEDRATE 8     //default feedrate for recovering from retraction (mm/s)
 #endif
 
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"
 

Marlin/example_configurations/tvrrug/Round2/Configuration.h

 // 10 is 100k RS thermistor 198-961 (4.7k pullup)
 // 11 is 100k beta 3950 1% thermistor (4.7k pullup)
 // 12 is 100k 0603 SMD Vishay NTCS0603E3104FXT (4.7k pullup) (calibrated for Makibox hot bed)
-// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE" 
+// 13 is 100k Hisens 3950  1% up to 300°C for hotend "Simple ONE " & "Hotend "All In ONE"
 // 20 is the PT100 circuit found in the Ultimainboard V2.x
 // 60 is 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
 //
 // 1010 is Pt1000 with 1k pullup (non standard)
 // 147 is Pt100 with 4k7 pullup
 // 110 is Pt100 with 1k pullup (non standard)
-// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below. 
+// 998 and 999 are Dummy Tables. They will ALWAYS read 25°C or the temperature defined below.
 //     Use it for Testing or Development purposes. NEVER for production machine.
 //     #define DUMMY_THERMISTOR_998_VALUE 25
 //     #define DUMMY_THERMISTOR_999_VALUE 100
 
 // Ultimaker
 //    #define  DEFAULT_Kp 22.2
-//    #define  DEFAULT_Ki 1.08  
+//    #define  DEFAULT_Ki 1.08
-//    #define  DEFAULT_Kd 114  
+//    #define  DEFAULT_Kd 114
 
 // MakerGear
 //    #define  DEFAULT_Kp 7.0
 The system will turn the heater on forever, burning up the filament and anything
 else around.
 
-After the temperature reaches the target for the first time, this feature will 
+After the temperature reaches the target for the first time, this feature will
-start measuring for how long the current temperature stays below the target 
+start measuring for how long the current temperature stays below the target
 minus _HYSTERESIS (set_temperature - THERMAL_RUNAWAY_PROTECTION_HYSTERESIS).
 
 If it stays longer than _PERIOD, it means the thermistor temperature
 cannot catch up with the target, so something *may be* wrong. Then, to be on the
 safe side, the system will he halt.
 
-Bear in mind the count down will just start AFTER the first time the 
+Bear in mind the count down will just start AFTER the first time the
 thermistor temperature is over the target, so you will have no problem if
 your extruder heater takes 2 minutes to hit the target on heating.
 
   // #define ENDSTOPPULLUP_ZMIN
 #endif
 
-// The pullups are needed if you directly connect a mechanical endswitch between the signal and ground pins.
+// Mechanical endstop with COM to ground and NC to Signal uses "false" here (most common setup).
 const bool X_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Y_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 const bool Z_MIN_ENDSTOP_INVERTING = true; // set to true to invert the logic of the endstop.
 #define DISABLE_E false // For all extruders
 #define DISABLE_INACTIVE_EXTRUDER true //disable only inactive extruders and keep active extruder enabled
 
-#define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
+// Invert the stepper direction. Change (or reverse the motor connector) if an axis goes the wrong way.
-#define INVERT_Y_DIR true     // for Mendel set to true, for Orca set to false
+#define INVERT_X_DIR false
-#define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR false
-#define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_Z_DIR true
-#define INVERT_E1_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E0_DIR false
-#define INVERT_E2_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR false
-#define INVERT_E3_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E2_DIR false
+#define INVERT_E3_DIR false
 
 // ENDSTOP SETTINGS:
 // Sets direction of endstops when homing; 1=MAX, -1=MIN
 #define max_software_endstops true  // If true, axis won't move to coordinates greater than the defined lengths below.
 
 // Travel limits after homing (units are in mm)
-#define X_MAX_POS 205
 #define X_MIN_POS 0
-#define Y_MAX_POS 205
 #define Y_MIN_POS 0
-#define Z_MAX_POS 120
 #define Z_MIN_POS 0
+#define X_MAX_POS 205
+#define Y_MAX_POS 205
+#define Z_MAX_POS 120
 
 //===========================================================================
 //============================= Filament Runout Sensor ======================
     #define RIGHT_PROBE_BED_POSITION 170
     #define FRONT_PROBE_BED_POSITION 20
     #define BACK_PROBE_BED_POSITION 170
-    
+
-    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this    
+    #define MIN_PROBE_EDGE 10 // The probe square sides can be no smaller than this
 
     // Set the number of grid points per dimension
     // You probably don't need more than 3 (squared=9)
     #define AUTO_BED_LEVELING_GRID_POINTS 2
 
-
   #else  // !AUTO_BED_LEVELING_GRID
 
       // Arbitrary points to probe. A simple cross-product
 
   #endif // AUTO_BED_LEVELING_GRID
 
-
   // Offsets to the probe relative to the extruder tip (Hotend - Probe)
   // X and Y offsets must be integers
-  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // -left  +right
+  #define X_PROBE_OFFSET_FROM_EXTRUDER -25     // Probe on: -left  +right
-  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // -front +behind
+  #define Y_PROBE_OFFSET_FROM_EXTRUDER -29     // Probe on: -front +behind
   #define Z_PROBE_OFFSET_FROM_EXTRUDER -12.35  // -below (always!)
 
   #define Z_RAISE_BEFORE_HOMING 4       // (in mm) Raise Z before homing (G28) for Probe Clearance.
 
   #define XY_TRAVEL_SPEED 8000         // X and Y axis travel speed between probes, in mm/min
 
-  #define Z_RAISE_BEFORE_PROBING 15    //How much the extruder will be raised before traveling to the first probing point.
+  #define Z_RAISE_BEFORE_PROBING 15   //How much the extruder will be raised before traveling to the first probing point.
   #define Z_RAISE_BETWEEN_PROBINGS 5  //How much the extruder will be raised when traveling from between next probing points
   #define Z_RAISE_AFTER_PROBING 15    //How much the extruder will be raised after the last probing point.
 
+//   #define Z_PROBE_END_SCRIPT "G1 Z10 F12000\nG1 X15 Y330\nG1 Z0.5\nG1 Z10" //These commands will be executed in the end of G29 routine.
+                                                                            //Useful to retract a deployable probe.
+                                                                           
   //#define Z_PROBE_SLED // turn on if you have a z-probe mounted on a sled like those designed by Charles Bell
   //#define SLED_DOCKING_OFFSET 5 // the extra distance the X axis must travel to pickup the sled. 0 should be fine but you can push it further if you'd like.
 
 //#define MANUAL_HOME_POSITIONS  // If defined, MANUAL_*_HOME_POS below will be used
 //#define BED_CENTER_AT_0_0  // If defined, the center of the bed is at (X=0, Y=0)
 
-//Manual homing switch locations:
+// Manual homing switch locations:
 // For deltabots this means top and center of the Cartesian print volume.
-#define MANUAL_X_HOME_POS 0
+#ifdef MANUAL_HOME_POSITIONS
-#define MANUAL_Y_HOME_POS 0
+  #define MANUAL_X_HOME_POS 0
-#define MANUAL_Z_HOME_POS 0
+  #define MANUAL_Y_HOME_POS 0
-//#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+  #define MANUAL_Z_HOME_POS 0
+  //#define MANUAL_Z_HOME_POS 402 // For delta: Distance between nozzle and print surface after homing.
+#endif
 
 //// MOVEMENT SETTINGS
 #define NUM_AXIS 4 // The axis order in all axis related arrays is X, Y, Z, E
 #define DEFAULT_RETRACT_ACCELERATION  3000   // E acceleration in mm/s^2 for retracts
 #define DEFAULT_TRAVEL_ACCELERATION   500    // X, Y, Z acceleration in mm/s^2 for travel (non printing) moves
 
-
 // Offset of the extruders (uncomment if using more than one and relying on firmware to position when changing).
 // The offset has to be X=0, Y=0 for the extruder 0 hotend (default extruder).
 // For the other hotends it is their distance from the extruder 0 hotend.
 #ifdef CUSTOM_M_CODES
   #ifdef ENABLE_AUTO_BED_LEVELING
     #define CUSTOM_M_CODE_SET_Z_PROBE_OFFSET 851
-    #define Z_PROBE_OFFSET_RANGE_MIN -15
+    #define Z_PROBE_OFFSET_RANGE_MIN -20
-    #define Z_PROBE_OFFSET_RANGE_MAX -5
+    #define Z_PROBE_OFFSET_RANGE_MAX 20
   #endif
 #endif
 
 //==============================LCD and SD support=============================
 
 // Define your display language below. Replace (en) with your language code and uncomment.
-// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu
+// en, pl, fr, de, es, ru, it, pt, pt-br, fi, an, nl, ca, eu, kana, kana_utf8, test
 // See also language.h
 //#define LANGUAGE_INCLUDE GENERATE_LANGUAGE_INCLUDE(en)
 
-// Character based displays can have different extended charsets.
+// Choose ONE of these 3 charsets. This has to match your hardware. Ignored for full graphic display.
-#define DISPLAY_CHARSET_HD44780_JAPAN     // "ääööüüß23°"
+// To find out what type you have - compile with (test) - upload - click to get the menu. You'll see two typical lines from the upper half of the charset.
-//#define DISPLAY_CHARSET_HD44780_WESTERN // "ÄäÖöÜüß²³°" if you see a '~' instead of a 'arrow_right' at the right of submenuitems - this is the right one.
+// See also documentation/LCDLanguageFont.md
+  #define DISPLAY_CHARSET_HD44780_JAPAN        // this is the most common hardware
+  //#define DISPLAY_CHARSET_HD44780_WESTERN
+  //#define DISPLAY_CHARSET_HD44780_CYRILLIC
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
 //#define ULTIPANEL  //the UltiPanel as on Thingiverse
 //#define LCD_FEEDBACK_FREQUENCY_HZ 1000	// this is the tone frequency the buzzer plays when on UI feedback. ie Screen Click
 //#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 100 // the duration the buzzer plays the UI feedback sound. ie Screen Click
+                                               // 0 to disable buzzer feedback  
 
 // PanelOne from T3P3 (via RAMPS 1.4 AUX2/AUX3)
 // http://reprap.org/wiki/PanelOne
 // Shift register panels
 // ---------------------
 // 2 wire Non-latching LCD SR from:
-// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection 
+// https://bitbucket.org/fmalpartida/new-liquidcrystal/wiki/schematics#!shiftregister-connection
 
 //#define SAV_3DLCD
 
 //#define FAST_PWM_FAN
 
 // Use software PWM to drive the fan, as for the heaters. This uses a very low frequency
-// which is not ass annoying as with the hardware PWM. On the other hand, if this frequency
+// which is not as annoying as with the hardware PWM. On the other hand, if this frequency
 // is too low, you should also increment SOFT_PWM_SCALE.
 //#define FAN_SOFT_PWM
 
  * Support for a filament diameter sensor
  * Also allows adjustment of diameter at print time (vs  at slicing)
  * Single extruder only at this point (extruder 0)
- * 
+ *
  * Motherboards
- * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector 
+ * 34 - RAMPS1.4 - uses Analog input 5 on the AUX2 connector
  * 81 - Printrboard - Uses Analog input 2 on the Exp1 connector (version B,C,D,E)
  * 301 - Rambo  - uses Analog input 3
  * Note may require analog pins to be defined for different motherboards

Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h

 // extruder temperature is above/below EXTRUDER_AUTO_FAN_TEMPERATURE.
 // Multiple extruders can be assigned to the same pin in which case
 // the fan will turn on when any selected extruder is above the threshold.
-#define EXTRUDER_0_AUTO_FAN_PIN   -1
+#define EXTRUDER_0_AUTO_FAN_PIN -1
-#define EXTRUDER_1_AUTO_FAN_PIN   -1
+#define EXTRUDER_1_AUTO_FAN_PIN -1
-#define EXTRUDER_2_AUTO_FAN_PIN   -1
+#define EXTRUDER_2_AUTO_FAN_PIN -1
-#define EXTRUDER_3_AUTO_FAN_PIN   -1
+#define EXTRUDER_3_AUTO_FAN_PIN -1
 #define EXTRUDER_AUTO_FAN_TEMPERATURE 50
 #define EXTRUDER_AUTO_FAN_SPEED   255  // == full speed
 
 // On a RAMPS (or other 5 driver) motherboard, using this feature will limit you to using 1 extruder.
 //#define Z_DUAL_STEPPER_DRIVERS
 
+#ifdef Z_DUAL_STEPPER_DRIVERS
+
+  // Z_DUAL_ENDSTOPS is a feature to enable the use of 2 endstops for both Z steppers - Let's call them Z stepper and Z2 stepper.
+  // That way the machine is capable to align the bed during home, since both Z steppers are homed. 
+  // There is also an implementation of M666 (software endstops adjustment) to this feature.
+  // After Z homing, this adjustment is applied to just one of the steppers in order to align the bed.
+  // One just need to home the Z axis and measure the distance difference between both Z axis and apply the math: Z adjust = Z - Z2.
+  // If the Z stepper axis is closer to the bed, the measure Z > Z2 (yes, it is.. think about it) and the Z adjust would be positive.
+  // Play a little bit with small adjustments (0.5mm) and check the behaviour.
+  // The M119 (endstops report) will start reporting the Z2 Endstop as well.
+
+  #define Z_DUAL_ENDSTOPS
+
+  #ifdef Z_DUAL_ENDSTOPS
+    #define Z2_STEP_PIN E2_STEP_PIN           // Stepper to be used to Z2 axis.
+    #define Z2_DIR_PIN E2_DIR_PIN
+    #define Z2_ENABLE_PIN E2_ENABLE_PIN
+    #define Z2_MAX_PIN 36                     //Endstop used for Z2 axis. In this case I'm using XMAX in a Rumba Board (pin 36)
+    const bool Z2_MAX_ENDSTOP_INVERTING = false;
+    #define DISABLE_XMAX_ENDSTOP              //Better to disable the XMAX to avoid conflict. Just rename "XMAX_ENDSTOP" by the endstop you are using for Z2 axis.
+  #endif
+
+#endif // Z_DUAL_STEPPER_DRIVERS
+
 // Same again but for Y Axis.
 //#define Y_DUAL_STEPPER_DRIVERS
 
 // allowing faster printing speeds.
 //#define DUAL_X_CARRIAGE
 #ifdef DUAL_X_CARRIAGE
-// Configuration for second X-carriage
+  // Configuration for second X-carriage
-// Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
+  // Note: the first x-carriage is defined as the x-carriage which homes to the minimum endstop;
-// the second x-carriage always homes to the maximum endstop.
+  // the second x-carriage always homes to the maximum endstop.
-#define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
+  #define X2_MIN_POS 80     // set minimum to ensure second x-carriage doesn't hit the parked first X-carriage
-#define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
+  #define X2_MAX_POS 353    // set maximum to the distance between toolheads when both heads are homed
-#define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
+  #define X2_HOME_DIR 1     // the second X-carriage always homes to the maximum endstop position
-#define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
+  #define X2_HOME_POS X2_MAX_POS // default home position is the maximum carriage position
-    // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
+      // However: In this mode the EXTRUDER_OFFSET_X value for the second extruder provides a software
-    // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
+      // override for X2_HOME_POS. This also allow recalibration of the distance between the two endstops
-    // without modifying the firmware (through the "M218 T1 X???" command).
+      // without modifying the firmware (through the "M218 T1 X???" command).
-    // Remember: you should set the second extruder x-offset to 0 in your slicer.
+      // Remember: you should set the second extruder x-offset to 0 in your slicer.
-
+
-// Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
+  // Pins for second x-carriage stepper driver (defined here to avoid further complicating pins.h)
-#define X2_ENABLE_PIN 29
+  #define X2_ENABLE_PIN 29
-#define X2_STEP_PIN 25
+  #define X2_STEP_PIN 25
-#define X2_DIR_PIN 23
+  #define X2_DIR_PIN 23
-
+
-// There are a few selectable movement modes for dual x-carriages using M605 S<mode>
+  // There are a few selectable movement modes for dual x-carriages using M605 S<mode>
-//    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
+  //    Mode 0: Full control. The slicer has full control over both x-carriages and can achieve optimal travel results
-//                           as long as it supports dual x-carriages. (M605 S0)
+  //                           as long as it supports dual x-carriages. (M605 S0)
-//    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
+  //    Mode 1: Auto-park mode. The firmware will automatically park and unpark the x-carriages on tool changes so
-//                           that additional slicer support is not required. (M605 S1)
+  //                           that additional slicer support is not required. (M605 S1)
-//    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
+  //    Mode 2: Duplication mode. The firmware will transparently make the second x-carriage and extruder copy all
-//                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
+  //                           actions of the first x-carriage. This allows the printer to print 2 arbitrary items at
-//                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
+  //                           once. (2nd extruder x offset and temp offset are set using: M605 S2 [Xnnn] [Rmmm])
-
+
-// This is the default power-up mode which can be later using M605.
+  // This is the default power-up mode which can be later using M605.
-#define DEFAULT_DUAL_X_CARRIAGE_MODE 0
+  #define DEFAULT_DUAL_X_CARRIAGE_MODE 0
-
+
-// Default settings in "Auto-park Mode"
+  // Default settings in "Auto-park Mode"
-#define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
+  #define TOOLCHANGE_PARK_ZLIFT   0.2      // the distance to raise Z axis when parking an extruder
-#define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
+  #define TOOLCHANGE_UNPARK_ZLIFT 1        // the distance to raise Z axis when unparking an extruder
-
+
-// Default x offset in duplication mode (typically set to half print bed width)
+  // Default x offset in duplication mode (typically set to half print bed width)
-#define DEFAULT_DUPLICATION_X_OFFSET 100
+  #define DEFAULT_DUPLICATION_X_OFFSET 100
 
 #endif //DUAL_X_CARRIAGE
 
 //#define QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 #define AXIS_RELATIVE_MODES {false, false, false, false}
-#ifdef CONFIG_STEPPERS_TOSHIBA
+
-#define MAX_STEP_FREQUENCY 10000 // Max step frequency for Toshiba Stepper Controllers
-#else
-#define MAX_STEP_FREQUENCY 40000 // Max step frequency for Ultimaker (5000 pps / half step)
-#endif
 //By default pololu step drivers require an active high signal. However, some high power drivers require an active low signal as step.
 #define INVERT_X_STEP_PIN false
 #define INVERT_Y_STEP_PIN false
 //===========================================================================
 
 #define ENCODER_RATE_MULTIPLIER         // If defined, certain menu edit operations automatically multiply the steps when the encoder is moved quickly
-#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceed this value, multiple the steps moved by ten to quickly advance the value
+#define ENCODER_10X_STEPS_PER_SEC 75    // If the encoder steps per sec exceeds this value, multiply steps moved x10 to quickly advance the value
-#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceed this value, multiple the steps moved by 100 to really quickly advance the value
+#define ENCODER_100X_STEPS_PER_SEC 160  // If the encoder steps per sec exceeds this value, multiply steps moved x100 to really quickly advance the value
 //#define ENCODER_RATE_MULTIPLIER_DEBUG  // If defined, output the encoder steps per second value
 
 //#define CHDK 4        //Pin for triggering CHDK to take a picture see how to use it here http://captain-slow.dk/2014/03/09/3d-printing-timelapses/
 #define CHDK_DELAY 50 //How long in ms the pin should stay HIGH before going LOW again
 
-#define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
+#ifdef SDSUPPORT
-#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
+
-
+  // If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-#define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
+  // You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
+  // in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// using:
+  // be commented out otherwise
-//#define MENU_ADDAUTOSTART
+  #define SDCARDDETECTINVERTED
-
+
-// Show a progress bar on the LCD when printing from SD?
+  #define SD_FINISHED_STEPPERRELEASE true  //if sd support and the file is finished: disable steppers?
-//#define LCD_PROGRESS_BAR
+  #define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the z enabled so your bed stays in place.
-
+
-#ifdef LCD_PROGRESS_BAR
+  #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
-  // Amount of time (ms) to show the bar
+  // if a file is deleted, it frees a block. hence, the order is not purely chronological. To still have auto0.g accessible, there is again the option to do that.
-  #define PROGRESS_BAR_BAR_TIME 2000
+  // using:
-  // Amount of time (ms) to show the status message
+  //#define MENU_ADDAUTOSTART
-  #define PROGRESS_BAR_MSG_TIME 3000
+
-  // Amount of time (ms) to retain the status message (0=forever)
+  // Show a progress bar on HD44780 LCDs for SD printing
-  #define PROGRESS_MSG_EXPIRE   0
+  //#define LCD_PROGRESS_BAR
-  // Enable this to show messages for MSG_TIME then hide them
+
-  //#define PROGRESS_MSG_ONCE
+  #ifdef LCD_PROGRESS_BAR
-#endif
+    // Amount of time (ms) to show the bar
+    #define PROGRESS_BAR_BAR_TIME 2000
+    // Amount of time (ms) to show the status message
+    #define PROGRESS_BAR_MSG_TIME 3000
+    // Amount of time (ms) to retain the status message (0=forever)
+    #define PROGRESS_MSG_EXPIRE   0
+    // Enable this to show messages for MSG_TIME then hide them
+    //#define PROGRESS_MSG_ONCE
+  #endif
+
+#endif // SDSUPPORT
 
 // The hardware watchdog should reset the microcontroller disabling all outputs, in case the firmware gets stuck and doesn't do temperature regulation.
 //#define USE_WATCHDOG
 
 #ifdef ADVANCE
   #define EXTRUDER_ADVANCE_K .0
-
   #define D_FILAMENT 2.85
   #define STEPS_MM_E 836
-  #define EXTRUTION_AREA (0.25 * D_FILAMENT * D_FILAMENT * 3.14159)
+#endif
-  #define STEPS_PER_CUBIC_MM_E (axis_steps_per_unit[E_AXIS]/ EXTRUTION_AREA)
-
-#endif // ADVANCE
 
 // Arc interpretation settings:
 #define MM_PER_ARC_SEGMENT 1
 
 const unsigned int dropsegments=5; //everything with less than this number of steps will be ignored as move and joined with the next movement
 
-// If you are using a RAMPS board or cheap E-bay purchased boards that do not detect when an SD card is inserted
-// You can get round this by connecting a push button or single throw switch to the pin defined as SDCARDCARDDETECT
-// in the pins.h file.  When using a push button pulling the pin to ground this will need inverted.  This setting should
-// be commented out otherwise
-#define SDCARDDETECTINVERTED
-
 // Control heater 0 and heater 1 in parallel.
 //#define HEATERS_PARALLEL
 
 
 // The number of linear motions that can be in the plan at any give time.
 // THE BLOCK_BUFFER_SIZE NEEDS TO BE A POWER OF 2, i.g. 8,16,32 because shifts and ors are used to do the ring-buffering.
-#if defined SDSUPPORT
+#ifdef SDSUPPORT
   #define BLOCK_BUFFER_SIZE 16   // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
   #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
   #endif
 #endif
 
+/******************************************************************************\
+ * enable this section if you have TMC26X motor drivers. 
+ * you need to import the TMC26XStepper library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_TMCDRIVER
+#ifdef HAVE_TMCDRIVER
+
+//	#define X_IS_TMC
+	#define X_MAX_CURRENT 1000  //in mA
+	#define X_SENSE_RESISTOR 91 //in mOhms
+	#define X_MICROSTEPS 16     //number of microsteps
+	
+//	#define X2_IS_TMC
+	#define X2_MAX_CURRENT 1000  //in mA
+	#define X2_SENSE_RESISTOR 91 //in mOhms
+	#define X2_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y_IS_TMC
+	#define Y_MAX_CURRENT 1000  //in mA
+	#define Y_SENSE_RESISTOR 91 //in mOhms
+	#define Y_MICROSTEPS 16     //number of microsteps
+	
+//	#define Y2_IS_TMC
+	#define Y2_MAX_CURRENT 1000  //in mA
+	#define Y2_SENSE_RESISTOR 91 //in mOhms
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define Z_IS_TMC
+	#define Z_MAX_CURRENT 1000  //in mA
+	#define Z_SENSE_RESISTOR 91 //in mOhms
+	#define Z_MICROSTEPS 16     //number of microsteps
+	
+//	#define Z2_IS_TMC
+	#define Z2_MAX_CURRENT 1000  //in mA
+	#define Z2_SENSE_RESISTOR 91 //in mOhms
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	
+//	#define E0_IS_TMC
+	#define E0_MAX_CURRENT 1000  //in mA
+	#define E0_SENSE_RESISTOR 91 //in mOhms
+	#define E0_MICROSTEPS 16     //number of microsteps
+	
+//	#define E1_IS_TMC
+	#define E1_MAX_CURRENT 1000  //in mA
+	#define E1_SENSE_RESISTOR 91 //in mOhms
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E2_IS_TMC
+	#define E2_MAX_CURRENT 1000  //in mA
+	#define E2_SENSE_RESISTOR 91 //in mOhms
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	
+//	#define E3_IS_TMC
+	#define E3_MAX_CURRENT 1000  //in mA
+	#define E3_SENSE_RESISTOR 91 //in mOhms
+	#define E3_MICROSTEPS 16     //number of microsteps		
+
+#endif
+
+/******************************************************************************\
+ * enable this section if you have L6470  motor drivers. 
+ * you need to import the L6470 library into the arduino IDE for this
+ ******************************************************************************/
+
+//#define HAVE_L6470DRIVER
+#ifdef HAVE_L6470DRIVER
+
+//	#define X_IS_L6470
+	#define X_MICROSTEPS 16     //number of microsteps
+	#define X_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define X2_IS_L6470
+	#define X2_MICROSTEPS 16     //number of microsteps
+	#define X2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define X2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define X2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y_IS_L6470
+	#define Y_MICROSTEPS 16     //number of microsteps
+	#define Y_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Y2_IS_L6470
+	#define Y2_MICROSTEPS 16     //number of microsteps	
+	#define Y2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Y2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Y2_STALLCURRENT 1500 //current in mA where the driver will detect a stall	
+	
+//	#define Z_IS_L6470
+	#define Z_MICROSTEPS 16     //number of microsteps
+	#define Z_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define Z2_IS_L6470
+	#define Z2_MICROSTEPS 16     //number of microsteps
+	#define Z2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define Z2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define Z2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E0_IS_L6470
+	#define E0_MICROSTEPS 16     //number of microsteps
+	#define E0_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E0_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E0_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E1_IS_L6470
+	#define E1_MICROSTEPS 16     //number of microsteps	
+	#define E1_MICROSTEPS 16     //number of microsteps
+	#define E1_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E1_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E1_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E2_IS_L6470
+	#define E2_MICROSTEPS 16     //number of microsteps	
+	#define E2_MICROSTEPS 16     //number of microsteps
+	#define E2_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E2_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E2_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+//	#define E3_IS_L6470
+	#define E3_MICROSTEPS 16     //number of microsteps		
+	#define E3_MICROSTEPS 16     //number of microsteps
+	#define E3_K_VAL 50          // 0 - 255, Higher values, are higher power. Be carefull not to go too high    
+	#define E3_OVERCURRENT 2000  //maxc current in mA. If the current goes over this value, the driver will switch off
+	#define E3_STALLCURRENT 1500 //current in mA where the driver will detect a stall
+	
+#endif
+
 #include "Conditionals.h"
 #include "SanityCheck.h"