/** * Arduino Mega with RAMPS v1.0, v1.1, v1.2 pin assignments */ #if !defined(__AVR_ATmega1280__) && !defined(__AVR_ATmega2560__) #error Oops! Make sure you have 'Arduino Mega' selected from the 'Tools -> Boards' menu. #endif // Uncomment the following line for RAMPS v1.0 //#define RAMPS_V_1_0 #define X_STEP_PIN 26 #define X_DIR_PIN 28 #define X_ENABLE_PIN 24 #define X_MIN_PIN 3 #define X_MAX_PIN 2 #define Y_STEP_PIN 38 #define Y_DIR_PIN 40 #define Y_ENABLE_PIN 36 #define Y_MIN_PIN 16 #define Y_MAX_PIN 17 #define Z_STEP_PIN 44 #define Z_DIR_PIN 46 #define Z_ENABLE_PIN 42 #define Z_MIN_PIN 18 #define Z_MAX_PIN 19 #define E0_STEP_PIN 32 #define E0_DIR_PIN 34 #define E0_ENABLE_PIN 30 #define SDPOWER 48 #define SDSS 53 #define LED_PIN 13 #define PS_ON_PIN -1 #define KILL_PIN -1 #ifdef RAMPS_V_1_0 // RAMPS_V_1_0 #define HEATER_0_PIN 12 // RAMPS 1.0 #define HEATER_BED_PIN -1 // RAMPS 1.0 #define FAN_PIN 11 // RAMPS 1.0 #else // RAMPS_V_1_1 or RAMPS_V_1_2 #define HEATER_0_PIN 10 // RAMPS 1.1 #define HEATER_BED_PIN 8 // RAMPS 1.1 #define FAN_PIN 9 // RAMPS 1.1 #endif #define HEATER_1_PIN -1 #define HEATER_2_PIN -1 #define TEMP_0_PIN 2 // MUST USE ANALOG INPUT NUMBERING NOT DIGITAL OUTPUT NUMBERING!!!!!!!!! #define TEMP_1_PIN -1 #define TEMP_2_PIN -1 #define TEMP_BED_PIN 1 // MUST USE ANALOG INPUT NUMBERING NOT DIGITAL OUTPUT NUMBERING!!!!!!!!! // SPI for Max6675 Thermocouple #ifndef SDSUPPORT #define MAX6675_SS 66// Do not use pin 53 if there is even the remote possibility of using Display/SD card #else #define MAX6675_SS 66// Do not use pin 49 as this is tied to the switch inside the SD card socket to detect if there is an SD card present #endif #ifndef SDSUPPORT // these pins are defined in the SD library if building with SD support #define SCK_PIN 52 #define MISO_PIN 50 #define MOSI_PIN 51 #endif