Merge pull request #1476 from Natealus/Development

Compiling errors with 4 Extruders defined and Viki 2 Implementation

Marlin/Configuration.h

 #define TEMP_SENSOR_0 -1
 #define TEMP_SENSOR_1 -1
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 0
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #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
+#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
 #define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR false    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/Marlin_main.cpp

   digitalWrite(SERVO0_PIN, LOW); // turn it off
 #endif // Z_PROBE_SLED
   setup_homepin();
+  
+#ifdef STAT_LED_RED
+  pinMode(STAT_LED_RED, OUTPUT);
+  digitalWrite(STAT_LED_RED, LOW); // turn it off
+#endif
+#ifdef STAT_LED_BLUE
+  pinMode(STAT_LED_BLUE, OUTPUT);
+  digitalWrite(STAT_LED_BLUE, LOW); // turn it off
+#endif  
 }
 
 

Marlin/dogm_lcd_implementation.h

 #elif defined(MAKRPANEL)
 // The MaKrPanel display, ST7565 controller as well
 U8GLIB_NHD_C12864 u8g(DOGLCD_CS, DOGLCD_A0);
+#elif defined(VIKI2) || defined(miniVIKI)
+// Mini Viki and Viki 2.0 LCD, ST7565 controller as well
+U8GLIB_NHD_C12864 u8g(DOGLCD_CS, DOGLCD_A0);
 #else
 // for regular DOGM128 display with HW-SPI
 U8GLIB_DOGM128 u8g(DOGLCD_CS, DOGLCD_A0);  // HW-SPI Com: CS, A0

Marlin/example_configurations/Hephestos/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 1
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 0
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 260
 #define HEATER_1_MAXTEMP 260
 #define HEATER_2_MAXTEMP 260
+#define HEATER_3_MAXTEMP 260
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
 #define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR false    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 #define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/K8200/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 5
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 5
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 
 #define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
-#define INVERT_Z_DIR false     // for Mendel set to false, for Orca set to true
+#define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR true    // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E1_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
 #define INVERT_E2_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to false
+#define INVERT_E3_DIR true   // 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/SCARA/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 1
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 1
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
 #define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR false    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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 endstop	s when homing; 1=MAX, -1=MIN
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/SCARA/Configuration_adv.h

 #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
 
   #define THERMISTORHEATER_2 TEMP_SENSOR_2
   #define HEATER_2_USES_THERMISTOR
 #endif
+#if TEMP_SENSOR_3 > 0
+  #define THERMISTORHEATER_3 TEMP_SENSOR_3
+  #define HEATER_3_USES_THERMISTOR
+#endif
 #if TEMP_SENSOR_BED > 0
   #define THERMISTORBED TEMP_SENSOR_BED
   #define BED_USES_THERMISTOR
 #if TEMP_SENSOR_2 == -1
   #define HEATER_2_USES_AD595
 #endif
+#if TEMP_SENSOR_3 == -1
+  #define HEATER_3_USES_AD595
+#endif
 #if TEMP_SENSOR_BED == -1
   #define BED_USES_AD595
 #endif
   #undef HEATER_2_MINTEMP
   #undef HEATER_2_MAXTEMP
 #endif
+#if TEMP_SENSOR_3 == 0
+  #undef HEATER_3_MINTEMP
+  #undef HEATER_3_MAXTEMP
+#endif
 #if TEMP_SENSOR_BED == 0
   #undef BED_MINTEMP
   #undef BED_MAXTEMP

Marlin/example_configurations/WITBOX/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 1
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 0
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 260
 #define HEATER_1_MAXTEMP 260
 #define HEATER_2_MAXTEMP 260
+#define HEATER_3_MAXTEMP 260
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #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
+#define INVERT_X_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
 #define INVERT_Z_DIR true     // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR false    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 #define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/delta/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 -1
 #define TEMP_SENSOR_1 -1
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 0
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #define INVERT_Z_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    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/delta/Configuration_adv.h

 #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
 
   #define THERMISTORHEATER_2 TEMP_SENSOR_2
   #define HEATER_2_USES_THERMISTOR
 #endif
+#if TEMP_SENSOR_3 > 0
+  #define THERMISTORHEATER_3 TEMP_SENSOR_3
+  #define HEATER_3_USES_THERMISTOR
+#endif
 #if TEMP_SENSOR_BED > 0
   #define THERMISTORBED TEMP_SENSOR_BED
   #define BED_USES_THERMISTOR
 #if TEMP_SENSOR_2 == -1
   #define HEATER_2_USES_AD595
 #endif
+#if TEMP_SENSOR_3 == -1
+  #define HEATER_3_USES_AD595
+#endif
 #if TEMP_SENSOR_BED == -1
   #define BED_USES_AD595
 #endif
   #undef HEATER_2_MINTEMP
   #undef HEATER_2_MAXTEMP
 #endif
+#if TEMP_SENSOR_3 == 0
+  #undef HEATER_3_MINTEMP
+  #undef HEATER_3_MAXTEMP
+#endif
 #if TEMP_SENSOR_BED == 0
   #undef BED_MINTEMP
   #undef BED_MAXTEMP

Marlin/example_configurations/makibox/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 1
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 12
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 // If your bed has low resistance e.g. .6 ohm and throws the fuse you can duty cycle it to reduce the
 #define INVERT_X_DIR false    // for Mendel set to false, for Orca set to true
 #define INVERT_Y_DIR false    // for Mendel set to true, for Orca set to false
 #define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
-#define INVERT_E0_DIR true   // for direct drive extruder v9 set to true, for geared extruder set to 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    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/makibox/Configuration_adv.h

 #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
 
   #define THERMISTORHEATER_2 TEMP_SENSOR_2
   #define HEATER_2_USES_THERMISTOR
 #endif
+#if TEMP_SENSOR_3 > 0
+  #define THERMISTORHEATER_3 TEMP_SENSOR_3
+  #define HEATER_3_USES_THERMISTOR
+#endif
 #if TEMP_SENSOR_BED > 0
   #define THERMISTORBED TEMP_SENSOR_BED
   #define BED_USES_THERMISTOR
 #if TEMP_SENSOR_2 == -1
   #define HEATER_2_USES_AD595
 #endif
+#if TEMP_SENSOR_3 == -1
+  #define HEATER_3_USES_AD595
+#endif
 #if TEMP_SENSOR_BED == -1
   #define BED_USES_AD595
 #endif
   #undef HEATER_2_MINTEMP
   #undef HEATER_2_MAXTEMP
 #endif
+#if TEMP_SENSOR_3 == 0
+  #undef HEATER_3_MINTEMP
+  #undef HEATER_3_MAXTEMP
+#endif
 #if TEMP_SENSOR_BED == 0
   #undef BED_MINTEMP
   #undef BED_MAXTEMP

Marlin/example_configurations/tvrrug/Round2/Configuration.h

-#ifndef CONFIGURATION_H
+#ifndef CONFIGURATION_H
 #define CONFIGURATION_H
 
 #include "boards.h"
 #define TEMP_SENSOR_0 5
 #define TEMP_SENSOR_1 0
 #define TEMP_SENSOR_2 0
+#define TEMP_SENSOR_3 0
 #define TEMP_SENSOR_BED 5
 
 // This makes temp sensor 1 a redundant sensor for sensor 0. If the temperatures difference between these sensors is to high the print will be aborted.
 #define HEATER_0_MINTEMP 5
 #define HEATER_1_MINTEMP 5
 #define HEATER_2_MINTEMP 5
+#define HEATER_3_MINTEMP 5
 #define BED_MINTEMP 5
 
 // When temperature exceeds max temp, your heater will be switched off.
 #define HEATER_0_MAXTEMP 275
 #define HEATER_1_MAXTEMP 275
 #define HEATER_2_MAXTEMP 275
+#define HEATER_3_MAXTEMP 275
 #define BED_MAXTEMP 150
 
 #define CONFIG_STEPPERS_TOSHIBA	1
 #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
-#define INVERT_Y_DIR true    // for Mendel set to true, for Orca set to false
-#define INVERT_Z_DIR false     // for Mendel set to false, for Orca set to true
+#define INVERT_Y_DIR true     // for Mendel set to true, for Orca set to false
+#define INVERT_Z_DIR false    // for Mendel set to false, for Orca set to true
 #define INVERT_E0_DIR false   // for direct drive extruder v9 set to true, for geared extruder set to false
-#define INVERT_E1_DIR false    // for direct drive extruder v9 set to true, for geared extruder set to 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   // for direct drive extruder v9 set to true, for geared extruder set to 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
 // http://reprap.org/wiki/MaKr3d_MaKrPanel
 //#define MAKRPANEL
 
+// The Panucatt Devices Viki 2.0 and mini Viki with Graphic LCD
+// http://panucatt.com
+// ==> REMEMBER TO INSTALL U8glib to your ARDUINO library folder: http://code.google.com/p/u8glib/wiki/u8glib
+//#define VIKI2
+//#define miniVIKI
+
 // The RepRapDiscount Smart Controller (white PCB)
 // http://reprap.org/wiki/RepRapDiscount_Smart_Controller
 //#define REPRAP_DISCOUNT_SMART_CONTROLLER
  #define DEFAULT_LCD_CONTRAST 17
 #endif
 
+#if defined(miniVIKI) || defined(VIKI2)
+ #define ULTRA_LCD  //general LCD support, also 16x2
+ #define DOGLCD  // Support for SPI LCD 128x64 (Controller ST7565R graphic Display Family)
+ #define ULTIMAKERCONTROLLER //as available from the Ultimaker online store.
+ 
+  #ifdef miniVIKI
+   #define DEFAULT_LCD_CONTRAST 95
+  #else
+   #define DEFAULT_LCD_CONTRAST 40
+  #endif
+  
+ #define ENCODER_PULSES_PER_STEP 4
+ #define ENCODER_STEPS_PER_MENU_ITEM 1
+#endif
+
+
 #if defined (REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
  #define DOGLCD
  #define U8GLIB_ST7920

Marlin/example_configurations/tvrrug/Round2/Configuration_adv.h

 #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
 
   #define THERMISTORHEATER_2 TEMP_SENSOR_2
   #define HEATER_2_USES_THERMISTOR
 #endif
+#if TEMP_SENSOR_3 > 0
+  #define THERMISTORHEATER_3 TEMP_SENSOR_3
+  #define HEATER_3_USES_THERMISTOR
+#endif
 #if TEMP_SENSOR_BED > 0
   #define THERMISTORBED TEMP_SENSOR_BED
   #define BED_USES_THERMISTOR
 #if TEMP_SENSOR_2 == -1
   #define HEATER_2_USES_AD595
 #endif
+#if TEMP_SENSOR_3 == -1
+  #define HEATER_3_USES_AD595
+#endif
 #if TEMP_SENSOR_BED == -1
   #define BED_USES_AD595
 #endif
   #undef HEATER_2_MINTEMP
   #undef HEATER_2_MAXTEMP
 #endif
+#if TEMP_SENSOR_3 == 0
+  #undef HEATER_3_MINTEMP
+  #undef HEATER_3_MAXTEMP
+#endif
 #if TEMP_SENSOR_BED == 0
   #undef BED_MINTEMP
   #undef BED_MAXTEMP

Marlin/temperature.cpp

 
 #ifdef PIDTEMP
 #ifdef PID_PARAMS_PER_EXTRUDER
-  float Kp[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kp, DEFAULT_Kp, DEFAULT_Kp);
-  float Ki[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Ki*PID_dT, DEFAULT_Ki*PID_dT, DEFAULT_Ki*PID_dT);
-  float Kd[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kd / PID_dT, DEFAULT_Kd / PID_dT, DEFAULT_Kd / PID_dT);
+  float Kp[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kp, DEFAULT_Kp, DEFAULT_Kp, DEFAULT_Kp);
+  float Ki[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Ki*PID_dT, DEFAULT_Ki*PID_dT, DEFAULT_Ki*PID_dT, DEFAULT_Ki*PID_dT);
+  float Kd[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kd / PID_dT, DEFAULT_Kd / PID_dT, DEFAULT_Kd / PID_dT, DEFAULT_Kd / PID_dT);
   #ifdef PID_ADD_EXTRUSION_RATE
-    float Kc[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kc, DEFAULT_Kc, DEFAULT_Kc);
+    float Kc[EXTRUDERS] = ARRAY_BY_EXTRUDERS(DEFAULT_Kc, DEFAULT_Kc, DEFAULT_Kc, DEFAULT_Kc);
   #endif // PID_ADD_EXTRUSION_RATE
 #else //PID_PARAMS_PER_EXTRUDER
   float Kp = DEFAULT_Kp;
   #endif 
   #if defined(EXTRUDER_2_AUTO_FAN_PIN) && EXTRUDER_2_AUTO_FAN_PIN > -1
     if (EXTRUDER_2_AUTO_FAN_PIN != EXTRUDER_0_AUTO_FAN_PIN 
+        && EXTRUDER_2_AUTO_FAN_PIN != EXTRUDER_0_AUTO_FAN_PIN)
         && EXTRUDER_2_AUTO_FAN_PIN != EXTRUDER_1_AUTO_FAN_PIN)
       setExtruderAutoFanState(EXTRUDER_2_AUTO_FAN_PIN, (fanState & 4) != 0);
   #endif
   #if defined(EXTRUDER_3_AUTO_FAN_PIN) && EXTRUDER_3_AUTO_FAN_PIN > -1
     if (EXTRUDER_3_AUTO_FAN_PIN != EXTRUDER_0_AUTO_FAN_PIN 
-        && EXTRUDER_3_AUTO_FAN_PIN != EXTRUDER_1_AUTO_FAN_PIN)
         && EXTRUDER_3_AUTO_FAN_PIN != EXTRUDER_0_AUTO_FAN_PIN)
+        && EXTRUDER_3_AUTO_FAN_PIN != EXTRUDER_1_AUTO_FAN_PIN)
+        && EXTRUDER_3_AUTO_FAN_PIN != EXTRUDER_2_AUTO_FAN_PIN)
       setExtruderAutoFanState(EXTRUDER_3_AUTO_FAN_PIN, (fanState & 8) != 0);
   #endif
 }