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