fuellfix-v2/include/config_pins.h

#ifndef _CONFIG_PINS_H_
#define _CONFIG_PINS_H_

// from https://reprap.org/wiki/RAMPS_1.4

// For RAMPS 1.4
#define X_STEP_PIN         54
#define X_DIR_PIN          55
#define X_ENABLE_PIN       38
#define X_MIN_PIN           3
#define X_MAX_PIN          -1 // 2

#define Y_STEP_PIN         60
#define Y_DIR_PIN          61
#define Y_ENABLE_PIN       56
#define Y_MIN_PIN          14
#define Y_MAX_PIN          -1 // 15

#define Z_STEP_PIN         46
#define Z_DIR_PIN          48
#define Z_ENABLE_PIN       62
#define Z_MIN_PIN          -1 // 18
#define Z_MAX_PIN          19

//extruder 1
#define E0_STEP_PIN        26
#define E0_DIR_PIN         28
#define E0_ENABLE_PIN      24

// use the remaining z endstop pin for e axis
#define E_MIN_PIN          18
#define E_MAX_PIN          -1

//extruder 2
#define E1_STEP_PIN        36
#define E1_DIR_PIN         34
#define E1_ENABLE_PIN      30

//ChipSelect, Hardware SS Pin on Mega, 10 for Arduino Boards, always kept as output
#define SDCS_PIN           53

#define LED_PIN            13

#define FAN_PIN            8

#define PS_ON_PIN          12	//ATX , awake=LOW, SLEEP=High

#define HEATER_0_PIN	10  // Extruder Heater
#define HEATER_1_PIN	9

#define TEMP_0_PIN		13   // ANALOG NUMBERING
#define TEMP_1_PIN		14   // ANALOG NUMBERING

#ifdef USE_20X4_TEXT_LCD

// from https://reprap.org/wiki/RepRapDiscount_Smart_Controller

//STOP / KILL button
#define KILL_PIN 41 //[RAMPS14-SMART-ADAPTER]

//lcd pins
#define LCD_PINS_RS 16 //[RAMPS14-SMART-ADAPTER]
#define LCD_PINS_ENABLE 17 //[RAMPS14-SMART-ADAPTER]
#define LCD_PINS_D4 23 //[RAMPS14-SMART-ADAPTER]
#define LCD_PINS_D5 25 //[RAMPS14-SMART-ADAPTER]
#define LCD_PINS_D6 27 //[RAMPS14-SMART-ADAPTER]
#define LCD_PINS_D7 29 //[RAMPS14-SMART-ADAPTER]

//encoder pins
#define BTN_EN1 31 //[RAMPS14-SMART-ADAPTER]
#define BTN_EN2 33 //[RAMPS14-SMART-ADAPTER]
#define BTN_ENC 35 //[RAMPS14-SMART-ADAPTER]

//beeper
#define BEEPER 37 //[RAMPS14-SMART-ADAPTER] / 37 = enabled; -1 = dissabled / (if you don't like the beep sound ;-)

//SD card detect pin
#define SDCARDDETECT 49 //[RAMPS14-SMART-ADAPTER]

#endif // USE_20X4_TEXT_LCD

#ifdef USE_FULL_GRAPHIC_LCD

// based on https://reprap.org/wiki/RepRapDiscount_Full_Graphic_Smart_Controller

// STOP / KILL button
#define KILL_PIN 41

// lcd pins
#define LCD_PINS_CS 16
#define LCD_PINS_MOSI 17
#define LCD_PINS_SCK 23

// encoder pins
#define BTN_EN1 31
#define BTN_EN2 33
#define BTN_ENC 35

// beeper
#define BEEPER 37

#endif // USE_FULL_GRAPHIC_LCD

#endif // _CONFIG_PINS_H_

#if ((X_MIN_PIN != -1) && (X_MAX_PIN != -1)) || ((X_MIN_PIN == -1) && (X_MAX_PIN == -1))
#error define one of X_MIN_PIN or X_MAX_PIN
#endif

#if ((Y_MIN_PIN != -1) && (Y_MAX_PIN != -1)) || ((Y_MIN_PIN == -1) && (Y_MAX_PIN == -1))
#error define one of Y_MIN_PIN or Y_MAX_PIN
#endif

#if ((Z_MIN_PIN != -1) && (Z_MAX_PIN != -1)) || ((Z_MIN_PIN == -1) && (Z_MAX_PIN == -1))
#error define one of Z_MIN_PIN or Z_MAX_PIN
#endif

#if ((E_MIN_PIN != -1) && (E_MAX_PIN != -1)) || ((E_MIN_PIN == -1) && (E_MAX_PIN == -1))
#error define one of E_MIN_PIN or E_MAX_PIN
#endif

#if (X_MIN_PIN == -1)
#define X_HOMING_DIR 1
#define X_ENDSTOP_PIN X_MAX_PIN
#else
#define X_HOMING_DIR -1
#define X_ENDSTOP_PIN X_MIN_PIN
#endif

#if (Y_MIN_PIN == -1)
#define Y_HOMING_DIR 1
#define Y_ENDSTOP_PIN Y_MAX_PIN
#else
#define Y_HOMING_DIR -1
#define Y_ENDSTOP_PIN Y_MIN_PIN
#endif

#if (Z_MIN_PIN == -1)
#define Z_HOMING_DIR 1
#define Z_ENDSTOP_PIN Z_MAX_PIN
#else
#define Z_HOMING_DIR -1
#define Z_ENDSTOP_PIN Z_MIN_PIN
#endif

#if (E_MIN_PIN == -1)
#define E_HOMING_DIR 1
#define E_ENDSTOP_PIN E_MAX_PIN
#else
#define E_HOMING_DIR -1
#define E_ENDSTOP_PIN E_MIN_PIN
#endif

#ifdef KILL_PIN
#if (KILL_PIN == -1)
#undef KILL_PIN
#endif
#endif // KILL_PIN