Firmware2/Marlin/src/pins/pins_RAMPS_OLD.h

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/**
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* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
/**
* 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
#define BOARD_NAME "MEGA/RAMPS <1.2"
// Uncomment the following line for RAMPS v1.0
//#define RAMPS_V_1_0
//
// Limit Switches
//
#define X_MIN_PIN 3
#define X_MAX_PIN 2
#define Y_MIN_PIN 16
#define Y_MAX_PIN 17
#define Z_MIN_PIN 18
#define Z_MAX_PIN 19
//
// Z Probe (when not Z_MIN_PIN)
//
#ifndef Z_MIN_PROBE_PIN
#define Z_MIN_PROBE_PIN 19
#endif
//
// Steppers
//
#define X_STEP_PIN 26
#define X_DIR_PIN 28
#define X_ENABLE_PIN 24
#define Y_STEP_PIN 38
#define Y_DIR_PIN 40
#define Y_ENABLE_PIN 36
#define Z_STEP_PIN 44
#define Z_DIR_PIN 46
#define Z_ENABLE_PIN 42
#define E0_STEP_PIN 32
#define E0_DIR_PIN 34
#define E0_ENABLE_PIN 30
//
// Temperature Sensors
//
#define TEMP_0_PIN 2 // Analog Input
#define TEMP_BED_PIN 1 // Analog Input
// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(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
#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
#endif
//
// Heaters / Fans
//
#if ENABLED(RAMPS_V_1_0)
#define HEATER_0_PIN 12
#define HEATER_BED_PIN -1
#ifndef FAN_PIN
#define FAN_PIN 11
#endif
#else // RAMPS_V_1_1 or RAMPS_V_1_2
#define HEATER_0_PIN 10
#define HEATER_BED_PIN 8
#ifndef FAN_PIN
#define FAN_PIN 9
#endif
#endif
//
// Misc. Functions
//
#define SDPOWER 48
#define SDSS 53
#define LED_PIN 13
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#define CASE_LIGHT_PIN 45 // MUST BE HARDWARE PWM
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//
// M3/M4/M5 - Spindle/Laser Control
//
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#define SPINDLE_LASER_ENABLE_PIN 41 // Pin should have a pullup/pulldown!
#define SPINDLE_LASER_PWM_PIN 45 // MUST BE HARDWARE PWM
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#define SPINDLE_DIR_PIN 43