Fixing Rigidbot LCD Panel Support

Marlin/cardreader.cpp

   if (root.isOpen()) root.close();
 
   #if ENABLED(SDEXTRASLOW)
-    #define SPI_SPEED SPI_QUARTER_SPEED
+    #define SPI_SPEED SPI_SIXTEENTH_SPEED
   #elif ENABLED(SDSLOW)
     #define SPI_SPEED SPI_HALF_SPEED
   #else

Marlin/example_configurations/RigidBot/Configuration.h

   //#define  DEFAULT_Ki 0.85
   //#define  DEFAULT_Kd 245
 
+  // E3D w/ rigidbot cartridge
+  //#define  DEFAULT_Kp 16.30
+  //#define  DEFAULT_Ki 0.95
+  //#define  DEFAULT_Kd 69.69
+
 #endif // PIDTEMP
 
 //===========================================================================
 // M501 - reads parameters from EEPROM (if you need reset them after you changed them temporarily).
 // M502 - reverts to the default "factory settings".  You still need to store them in EEPROM afterwards if you want to.
 //define this to enable EEPROM support
-//#define EEPROM_SETTINGS
+#define EEPROM_SETTINGS
 
 #if ENABLED(EEPROM_SETTINGS)
   // To disable EEPROM Serial responses and decrease program space by ~1700 byte: comment this out:
 
 //#define ULTRA_LCD  //general LCD support, also 16x2
 //#define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
-//#define SDSUPPORT // Enable SD Card Support in Hardware Console
+#define SDSUPPORT // Enable SD Card Support in Hardware Console
 // Changed behaviour! If you need SDSUPPORT uncomment it!
 //#define SDSLOW // Use slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
-//#define SDEXTRASLOW // Use even slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
+#define SDEXTRASLOW // Use even slower SD transfer mode (not normally needed - uncomment if you're getting volume init error)
 //#define SD_CHECK_AND_RETRY // Use CRC checks and retries on the SD communication
 //#define ENCODER_PULSES_PER_STEP 1 // Increase if you have a high resolution encoder
 //#define ENCODER_STEPS_PER_MENU_ITEM 5 // Set according to ENCODER_PULSES_PER_STEP or your liking

Marlin/example_configurations/RigidBot/Configuration_adv.h

 //=============================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 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 exceeds this value, multiply steps moved x100 to really quickly advance the value
+//#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 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 exceeds this value, multiply steps moved x100 to really quickly advance the 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
 
 //The ASCII buffer for receiving from the serial:
 #define MAX_CMD_SIZE 96
-#define BUFSIZE 4
+#define BUFSIZE 8
 
 // Bad Serial-connections can miss a received command by sending an 'ok'
 // Therefore some clients abort after 30 seconds in a timeout.

Marlin/pins_RIGIDBOARD.h

 #include "pins_RAMPS_13.h"
 
 #if ENABLED(Z_MIN_PROBE_ENDSTOP)
-  #define Z_MIN_PROBE_PIN  19
+  #undef Z_MAX_PIN
+  #define Z_MAX_PIN -1
+  #undef Z_MIN_PROBE_PIN
+  #define Z_MIN_PROBE_PIN  19    // Z-MAX pin J14 End Stops
 #endif
 
 #undef HEATER_0_PIN
   #undef BEEPER_PIN
   #define BEEPER_PIN -1
 
-  #undef SD_DETECT_PIN
-  #define SD_DETECT_PIN 22
-
-  // Extra button definitions, substitute for EN1 / EN2
-  #define BTN_UP  37 // BTN_EN1
-  #define BTN_DWN 35 // BTN_EN2
-  #define BTN_LFT 33
-  #define BTN_RT  32
-
-  // Marlin can respond to UP/DOWN by default
-  // #undef  BTN_EN1
-  // #undef  BTN_EN2
-  //#define BTN_EN1 -1
-  //#define BTN_EN2 -1
+  // Direction buttons
+  #define BTN_UP           37
+  #define BTN_DWN          35
+  #define BTN_LFT          33
+  #define BTN_RT           32
 
+  // 'R' button
   #undef  BTN_ENC
   #define BTN_ENC 31
 
+  // Disable encoder
+  #undef  BTN_EN1
+  #define BTN_EN1 -1
+  #undef  BTN_EN2
+  #define BTN_EN2 -1
+
   #undef  SD_DETECT_PIN
   #define SD_DETECT_PIN 22
 

Marlin/ultralcd.cpp

   #if ENABLED(REPRAPWORLD_KEYPAD)
     volatile uint8_t buttons_reprapworld_keypad; // to store the keypad shift register values
   #endif
+  #if ENABLED(RIGIDBOT_PANEL)
+    volatile millis_t next_fake_encoder_update_ms;
+  #endif
 
   #if ENABLED(LCD_HAS_SLOW_BUTTONS)
     volatile uint8_t slow_buttons; // Bits of the pressed buttons.
   lcd_implementation_init();
 
   #if ENABLED(NEWPANEL)
+    #if BTN_EN1 > 0
+      SET_INPUT(BTN_EN1);
+      WRITE(BTN_EN1, HIGH);
+    #endif
 
-    SET_INPUT(BTN_EN1);
-    SET_INPUT(BTN_EN2);
-    WRITE(BTN_EN1, HIGH);
-    WRITE(BTN_EN2, HIGH);
+    #if BTN_EN2 > 0
+      SET_INPUT(BTN_EN2);
+      WRITE(BTN_EN2, HIGH);
+    #endif
 
     #if BTN_ENC > 0
       SET_INPUT(BTN_ENC);
       WRITE(SHIFT_LD, HIGH);
     #endif
 
+    #ifdef RIGIDBOT_PANEL
+      pinMode(BTN_UP,INPUT);
+      pinMode(BTN_DWN,INPUT);
+      pinMode(BTN_LFT,INPUT);
+      pinMode(BTN_RT,INPUT);
+      next_fake_encoder_update_ms = 0;
+    #endif
+
   #else  // Not NEWPANEL
 
     #if ENABLED(SR_LCD_2W_NL) // Non latching 2 wire shift register
   void lcd_buttons_update() {
     #if ENABLED(NEWPANEL)
       uint8_t newbutton = 0;
-      if (READ(BTN_EN1) == 0) newbutton |= EN_A;
-      if (READ(BTN_EN2) == 0) newbutton |= EN_B;
+      #if BTN_EN1 > 0
+        if (READ(BTN_EN1) == 0) newbutton |= EN_A;
+      #endif
+      #if BTN_EN2 > 0
+        if (READ(BTN_EN2) == 0) newbutton |= EN_B;
+      #endif
+      #if ENABLED(RIGIDBOT_PANEL)
+        if (millis() > next_fake_encoder_update_ms && READ(BTN_UP) == 0) {
+          encoderDiff = -1 * ENCODER_STEPS_PER_MENU_ITEM;
+          next_fake_encoder_update_ms = millis() + 300;
+        }
+        if (millis() > next_fake_encoder_update_ms && READ(BTN_DWN) == 0) {
+          encoderDiff = ENCODER_STEPS_PER_MENU_ITEM;
+          next_fake_encoder_update_ms = millis() + 300;
+        }
+        if (millis() > next_fake_encoder_update_ms && READ(BTN_LFT) == 0) {
+          encoderDiff = -1 * ENCODER_PULSES_PER_STEP;
+          next_fake_encoder_update_ms = millis() + 300;
+        }
+        if (millis() > next_fake_encoder_update_ms && READ(BTN_RT) == 0) {
+          encoderDiff = ENCODER_PULSES_PER_STEP;
+          next_fake_encoder_update_ms = millis() + 300;
+        }
+      #endif
+
+
       #if BTN_ENC > 0
         if (millis() > next_button_update_ms && READ(BTN_ENC) == 0) newbutton |= EN_C;
       #endif

Marlin/ultralcd.h

     #if ENABLED(REPRAPWORLD_KEYPAD)
       extern volatile uint8_t buttons_reprapworld_keypad; // to store the keypad shift register values
     #endif
+    #if ENABLED(RIGIDBOT_PANEL)
+      extern volatile millis_t next_fake_encoder_update_ms;
+    #endif
   #else
     FORCE_INLINE void lcd_buttons_update() {}
   #endif