Updated bq Hephestos 2 example configuration

Marlin/example_configurations/Hephestos_2/Configuration.h

  *
  * :[2400, 9600, 19200, 38400, 57600, 115200, 250000]
  */
-#define BAUDRATE 250000
+#define BAUDRATE 115200
 
 // Enable the Bluetooth serial interface on AT90USB devices
 //#define BLUETOOTH
  *
  * :{ 0:'No power switch', 1:'ATX', 2:'X-Box 360' }
  */
-#define POWER_SUPPLY 1
+#define POWER_SUPPLY 0
 
 #if POWER_SUPPLY > 0
   // Enable this option to leave the PSU off at startup.
 
 /**
  * --NORMAL IS 4.7kohm PULLUP!-- 1kohm pullup can be used on hotend sensor, using correct resistor and table
- * 
+ *
  * Temperature sensors available:
  *
  *    -3 : thermocouple with MAX31855 (only for sensor 0)
  *    60 : 100k Maker's Tool Works Kapton Bed Thermistor beta=3950
  *    66 : 4.7M High Temperature thermistor from Dyze Design
  *    70 : the 100K thermistor found in the bq Hephestos 2
- * 
+ *
  *       1k ohm pullup tables - This is atypical, and requires changing out the 4.7k pullup for 1k.
  *                              (but gives greater accuracy and more stable PID)
  *    51 : 100k thermistor - EPCOS (1k pullup)
  *    52 : 200k thermistor - ATC Semitec 204GT-2 (1k pullup)
  *    55 : 100k thermistor - ATC Semitec 104GT-2 (Used in ParCan & J-Head) (1k pullup)
- * 
+ *
  *  1047 : Pt1000 with 4k7 pullup
  *  1010 : Pt1000 with 1k pullup (non standard)
  *   147 : Pt100 with 4k7 pullup
  *
  * :{ '0': "Not used", '1':"100k / 4.7k - EPCOS", '2':"200k / 4.7k - ATC Semitec 204GT-2", '3':"Mendel-parts / 4.7k", '4':"10k !! do not use for a hotend. Bad resolution at high temp. !!", '5':"100K / 4.7k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '6':"100k / 4.7k EPCOS - Not as accurate as Table 1", '7':"100k / 4.7k Honeywell 135-104LAG-J01", '8':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT", '9':"100k / 4.7k GE Sensing AL03006-58.2K-97-G1", '10':"100k / 4.7k RS 198-961", '11':"100k / 4.7k beta 3950 1%", '12':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT (calibrated for Makibox hot bed)", '13':"100k Hisens 3950  1% up to 300°C for hotend 'Simple ONE ' & hotend 'All In ONE'", '20':"PT100 (Ultimainboard V2.x)", '51':"100k / 1k - EPCOS", '52':"200k / 1k - ATC Semitec 204GT-2", '55':"100k / 1k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '60':"100k Maker's Tool Works Kapton Bed Thermistor beta=3950", '66':"Dyze Design 4.7M High Temperature thermistor", '70':"the 100K thermistor found in the bq Hephestos 2", '71':"100k / 4.7k Honeywell 135-104LAF-J01", '147':"Pt100 / 4.7k", '1047':"Pt1000 / 4.7k", '110':"Pt100 / 1k (non-standard)", '1010':"Pt1000 / 1k (non standard)", '-3':"Thermocouple + MAX31855 (only for sensor 0)", '-2':"Thermocouple + MAX6675 (only for sensor 0)", '-1':"Thermocouple + AD595",'998':"Dummy 1", '999':"Dummy 2" }
  */
-#define TEMP_SENSOR_0 70
-#define TEMP_SENSOR_1 0
-#define TEMP_SENSOR_2 0
-#define TEMP_SENSOR_3 0
+#define TEMP_SENSOR_0   70
+#define TEMP_SENSOR_1   0
+#define TEMP_SENSOR_2   0
+#define TEMP_SENSOR_3   0
 #define TEMP_SENSOR_BED 0
 
 // Dummy thermistor constant temperature readings, for use with 998 and 999
   //#define SLOW_PWM_HEATERS // PWM with very low frequency (roughly 0.125Hz=8s) and minimum state time of approximately 1s useful for heaters driven by a relay
   //#define PID_PARAMS_PER_HOTEND // Uses separate PID parameters for each extruder (useful for mismatched extruders)
                                   // Set/get with gcode: M301 E[extruder number, 0-2]
-  #define PID_FUNCTIONAL_RANGE 250  // If the temperature difference between the target temperature and the actual temperature
+  #define PID_FUNCTIONAL_RANGE 50 // If the temperature difference between the target temperature and the actual temperature
                                     // is more than PID_FUNCTIONAL_RANGE then the PID will be shut off and the heater will be set to min/max.
   #define K1 0.95 //smoothing factor within the PID
 
 
 // Enable this feature if all enabled endstop pins are interrupt-capable.
 // This will remove the need to poll the interrupt pins, saving many CPU cycles.
-//#define ENDSTOP_INTERRUPTS_FEATURE
+#define ENDSTOP_INTERRUPTS_FEATURE
 
 //=============================================================================
 //============================== Movement Settings ============================
  * Override with M92
  *                                      X, Y, Z, E0 [, E1[, E2[, E3]]]
  */
-#define DEFAULT_AXIS_STEPS_PER_UNIT   { 160, 160, 8000, 210.02 }
+#define DEFAULT_AXIS_STEPS_PER_UNIT   { 160, 160, 8000, 204 }
 
 /**
  * Default Max Feed Rate (mm/s)
  * Override with M201
  *                                      X, Y, Z, E0 [, E1[, E2[, E3]]]
  */
-#define DEFAULT_MAX_ACCELERATION      { 1000, 1000, 20, 1000 }
+#define DEFAULT_MAX_ACCELERATION      { 800, 800, 20, 1000 }
 
 /**
  * Default Acceleration (change/s) change = mm/s
  *   M204 R    Retract Acceleration
  *   M204 T    Travel Acceleration
  */
-#define DEFAULT_ACCELERATION          1000    // X, Y, Z and E acceleration for printing moves
-#define DEFAULT_RETRACT_ACCELERATION  3000    // E acceleration for retracts
+#define DEFAULT_ACCELERATION           800    // X, Y, Z and E acceleration for printing moves
+#define DEFAULT_RETRACT_ACCELERATION  1000    // E acceleration for retracts
 #define DEFAULT_TRAVEL_ACCELERATION   1000    // X, Y, Z acceleration for travel (non printing) moves
 
 /**
  * When changing speed and direction, if the difference is less than the
  * value set here, it may happen instantaneously.
  */
-#define DEFAULT_XJERK                 20.0
-#define DEFAULT_YJERK                 20.0
+#define DEFAULT_XJERK                 10.0
+#define DEFAULT_YJERK                 10.0
 #define DEFAULT_ZJERK                  0.4
-#define DEFAULT_EJERK                  2.0
+#define DEFAULT_EJERK                  1.0
 
 
 //===========================================================================
 // Enable Z_MIN_PROBE_ENDSTOP to use _both_ a Z Probe and a Z-min-endstop on the same machine.
 // With this option the Z_MIN_PROBE_PIN will only be used for probing, never for homing.
 //
-#define Z_MIN_PROBE_ENDSTOP
+//#define Z_MIN_PROBE_ENDSTOP
 
 // Enable Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN to use the Z_MIN_PIN for your Z_MIN_PROBE.
 // The Z_MIN_PIN will then be used for both Z-homing and probing.
-//#define Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+#define Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
 
 // To use a probe you must enable one of the two options above!
 
  * Example: `M851 Z-5` with a CLEARANCE of 4  =>  9mm from bed to nozzle.
  *     But: `M851 Z+1` with a CLEARANCE of 2  =>  2mm from bed to nozzle.
  */
-#define Z_CLEARANCE_DEPLOY_PROBE   5 // Z Clearance for Deploy/Stow
+#define Z_CLEARANCE_DEPLOY_PROBE   0 // Z Clearance for Deploy/Stow
 #define Z_CLEARANCE_BETWEEN_PROBES 2 // Z Clearance between probe points
 
 //
     // The height can be set with M420 Z<height>
     #define ENABLE_LEVELING_FADE_HEIGHT
 
-    // 
+    //
     // Experimental Subdivision of the grid by Catmull-Rom method.
     // Synthesizes intermediate points to produce a more detailed mesh.
-    // 
+    //
     //#define ABL_BILINEAR_SUBDIVISION
     #if ENABLED(ABL_BILINEAR_SUBDIVISION)
       // Number of subdivisions between probe points
 #endif
 
 // Homing speeds (mm/m)
-#define HOMING_FEEDRATE_XY (150*60)
-#define HOMING_FEEDRATE_Z  200
+#define HOMING_FEEDRATE_XY (60*60)
+#define HOMING_FEEDRATE_Z  120
 
 //=============================================================================
 //============================= Additional Features ===========================
 // every couple of seconds when it can't accept commands.
 //
 #define HOST_KEEPALIVE_FEATURE        // Disable this if your host doesn't like keepalive messages
-#define DEFAULT_KEEPALIVE_INTERVAL 2  // Number of seconds between "busy" messages. Set with M113.
+#define DEFAULT_KEEPALIVE_INTERVAL 10 // Number of seconds between "busy" messages. Set with M113.
 
 //
 // M100 Free Memory Watcher
 //    P2: The nozzle height will be raised by Z-park amount but never going over
 //        the machine's limit of Z_MAX_POS.
 //
-//#define NOZZLE_PARK_FEATURE
+#define NOZZLE_PARK_FEATURE
 
 #if ENABLED(NOZZLE_PARK_FEATURE)
   // Specify a park position as { X, Y, Z }
-  #define NOZZLE_PARK_POINT { (X_MIN_POS + 10), (Y_MAX_POS - 10), 20 }
+  #define NOZZLE_PARK_POINT { (X_MIN_POS + 10), (Y_MAX_POS - 10), 10 }
 #endif
 
 //
 // Attention: This is an EXPERIMENTAL feature, in the future the G-code arguments
 // may change to add new functionality like different wipe patterns.
 //
-//#define NOZZLE_CLEAN_FEATURE
+#define NOZZLE_CLEAN_FEATURE
 
 #if ENABLED(NOZZLE_CLEAN_FEATURE)
   // Number of pattern repetitions
   #define NOZZLE_CLEAN_STROKES  12
 
   // Specify positions as { X, Y, Z }
-  #define NOZZLE_CLEAN_START_POINT { 30, 30, (Z_MIN_POS + 1)}
-  #define NOZZLE_CLEAN_END_POINT   {100, 60, (Z_MIN_POS + 1)}
+  #define NOZZLE_CLEAN_START_POINT { X_MIN_POS + 10, Y_MAX_POS - 9, (Z_MIN_POS + 0.5)}
+  #define NOZZLE_CLEAN_END_POINT   { X_MIN_POS + 90, Y_MAX_POS - 0, (Z_MIN_POS + 0.5)}
 
   // Moves the nozzle to the initial position
-  #define NOZZLE_CLEAN_GOBACK
+  //#define NOZZLE_CLEAN_GOBACK
 #endif
 
 //

Marlin/example_configurations/Hephestos_2/Configuration_adv.h

 // Extruder runout prevention.
 // If the machine is idle and the temperature over MINTEMP
 // then extrude some filament every couple of SECONDS.
-//#define EXTRUDER_RUNOUT_PREVENT
+#define EXTRUDER_RUNOUT_PREVENT
 #if ENABLED(EXTRUDER_RUNOUT_PREVENT)
   #define EXTRUDER_RUNOUT_MINTEMP 190
   #define EXTRUDER_RUNOUT_SECONDS 30
 #define Y_HOME_BUMP_MM 5
 #define Z_HOME_BUMP_MM 2
 #define HOMING_BUMP_DIVISOR {2, 2, 4}  // 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 QUICK_HOME  //if this is defined, if both x and y are to be homed, a diagonal move will be performed initially.
 
 // When G28 is called, this option will make Y home before X
 #define HOME_Y_BEFORE_X
 
 #if ENABLED(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
+  //#define ULTIPANEL_FEEDMULTIPLY  // Comment to disable setting feedrate multiplier via encoder
 #endif
 
 // @section extras
 // @section lcd
 
 // Include a page of printer information in the LCD Main Menu
-//#define LCD_INFO_MENU
+#define LCD_INFO_MENU
 
 // On the Info Screen, display XY with one decimal place when possible
-//#define LCD_DECIMAL_SMALL_XY
+#define LCD_DECIMAL_SMALL_XY
 
 #if ENABLED(SDSUPPORT)
 
   #define SDCARD_RATHERRECENTFIRST  //reverse file order of sd card menu display. Its sorted practically after the file system block order.
   // 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.
   // using:
-  #define MENU_ADDAUTOSTART
+  //#define MENU_ADDAUTOSTART
 
   // Show a progress bar on HD44780 LCDs for SD printing
   //#define LCD_PROGRESS_BAR
 #if ENABLED(DOGLCD)
   // A bigger font is available for edit items. Costs 3120 bytes of PROGMEM.
   // Western only. Not available for Cyrillic, Kana, Turkish, Greek, or Chinese.
-  //#define USE_BIG_EDIT_FONT
+  #define USE_BIG_EDIT_FONT
 
   // A smaller font may be used on the Info Screen. Costs 2300 bytes of PROGMEM.
   // Western only. Not available for Cyrillic, Kana, Turkish, Greek, or Chinese.
 //    interrupts (without LCD update). By enforcing a minimum time-per-move, the buffer is prevented from
 //    draining.
 //
-//#define ENSURE_SMOOTH_MOVES
+#define ENSURE_SMOOTH_MOVES
 #if ENABLED(ENSURE_SMOOTH_MOVES)
   //#define ALWAYS_ALLOW_MENU      // If enabled, the menu will always be responsive.
                                    // WARNING: Menu navigation during short moves may cause stuttering!
 // 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 ENABLED(SDSUPPORT)
-  #define BLOCK_BUFFER_SIZE 16 // SD,LCD,Buttons take more memory, block buffer needs to be smaller
+  #define BLOCK_BUFFER_SIZE 32 // SD,LCD,Buttons take more memory, block buffer needs to be smaller
 #else
-  #define BLOCK_BUFFER_SIZE 16 // maximize block buffer
+  #define BLOCK_BUFFER_SIZE 64 // maximize block buffer
 #endif
 
 // @section serial
 // For debug-echo: 128 bytes for the optimal speed.
 // Other output doesn't need to be that speedy.
 // :[0, 2, 4, 8, 16, 32, 64, 128, 256]
-#define TX_BUFFER_SIZE 0
+#define TX_BUFFER_SIZE 32
 
 // Enable an emergency-command parser to intercept certain commands as they
 // enter the serial receive buffer, so they cannot be blocked.

Marlin/example_configurations/Hephestos_2/README.md

                 SD printing now disables the heater when finished
  * 2016/07/13 - Update the `DEFAULT_AXIS_STEPS_PER_UNIT` for the Z axis
                 Increased the `DEFAULT_XYJERK`
+ * 2016/12/13 - Configuration updated.

Marlin/pins_BQ_ZUM_MEGA_3D.h

 //
 #define ORIG_E0_AUTO_FAN_PIN 11
 #define ORIG_E1_AUTO_FAN_PIN  6
-#define ORIG_E2_AUTO_FAN_PIN  6 
+#define ORIG_E2_AUTO_FAN_PIN  6
 #define ORIG_E3_AUTO_FAN_PIN  6
 
 #include "pins_RAMPS_13.h"
 //
 #undef PS_ON_PIN             // 12
 #define PS_ON_PIN         81 // External Power Supply
+
+
+// This board has headers for Z-min, Z-max and IND_S_5V *but* as the bq team
+// decided to ship the printer only with the probe and no additional Z-min
+// endstop and the instruction manual advises the user to connect the probe to
+// IND_S_5V the option Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN will not work.
+#ifdef Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN
+  #undef Z_MIN_PIN
+  #undef Z_MAX_PIN
+  #define Z_MIN_PIN       19 // IND_S_5V
+  #define Z_MAX_PIN       18 // Z-MIN Label
+#endif