Marlin_Firmware/Marlin/src/pins/mega/pins_OVERLORD.h

/**
 * Marlin 3D Printer Firmware
 * Copyright (c) 2020 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/>.
 *
 */
#pragma once

/**
 * Dreammaker Overlord v1.1 pin assignments
 */

#ifndef __AVR_ATmega2560__
  #error "Oops! Select 'Arduino/Genuino Mega or Mega 2560' in 'Tools > Board.'"
#elif HOTENDS > 2 || E_STEPPERS > 2
  #error "Overlord Controller supports up to 2 hotends / E-steppers. Comment out this line to continue."
#endif

#define BOARD_INFO_NAME         "OVERLORD"
#define DEFAULT_MACHINE_NAME    BOARD_INFO_NAME

//
// Limit Switches
//
#define X_STOP_PIN         24
#define Y_STOP_PIN         28
#define Z_MIN_PIN          46
#define Z_MAX_PIN          32

//
// Z Probe (when not Z_MIN_PIN)
//
#ifndef Z_MIN_PROBE_PIN
  #define Z_MIN_PROBE_PIN  46   // JP4, Tfeed1
#endif

#if ENABLED(FILAMENT_RUNOUT_SENSOR)
  #define FIL_RUNOUT_PIN   44   // JP3, Tfeed2
#endif

//
// Steppers
//
#define X_STEP_PIN         25
#define X_DIR_PIN          23
#define X_ENABLE_PIN       27

#define Y_STEP_PIN         31
#define Y_DIR_PIN          33
#define Y_ENABLE_PIN       29

#define Z_STEP_PIN         37
#define Z_DIR_PIN          39
#define Z_ENABLE_PIN       35

#define E0_STEP_PIN        43
#define E0_DIR_PIN         45
#define E0_ENABLE_PIN      41

#define E1_STEP_PIN        49
#define E1_DIR_PIN         47
#define E1_ENABLE_PIN      48

//
// Temperature Sensors
//
#define TEMP_0_PIN          8   // Analog Input
#define TEMP_1_PIN          9   // Analog Input - Redundant temp sensor
#define TEMP_2_PIN         12   // Analog Input
#define TEMP_3_PIN         14   // Analog Input
#define TEMP_BED_PIN       10   // Analog Input

//
// Heaters / Fans
//
#define HEATER_0_PIN        2
#define HEATER_1_PIN        3
#define HEATER_BED_PIN      4

#define FAN_PIN             7   // material cooling fan

//
// SD Card
//
#define SDSS               53
#define SD_DETECT_PIN      38

//
// Misc. Functions
//
#define LED_PIN            13   // On PCB status led
#define PS_ON_PIN          12   // For stepper/heater/fan power. Active HIGH.
#define POWER_LOSS_PIN     34   // Power check - whether hotends/steppers/fans have power

#if ENABLED(BATTERY_STATUS_AVAILABLE)
  #undef BATTERY_STATUS_PIN
  #define BATTERY_STATUS_PIN 26   // Status of power loss battery, whether it is charged (low) or charging (high)
#endif
#if ENABLED(INPUT_VOLTAGE_AVAILABLE)
  #undef VOLTAGE_DETECTION_PIN
  #define VOLTAGE_DETECTION_PIN 11  // Analog Input - ADC Voltage level of main input
#endif

//
// LCD / Controller
//
#if HAS_GRAPHICAL_LCD
  // OVERLORD OLED pins
  #define LCD_PINS_RS      20
  #define LCD_PINS_D5      21
  #define LCD_PINS_ENABLE  15
  #define LCD_PINS_D4      14
  #define LCD_PINS_D6       5
  #define LCD_PINS_D7       6
  #ifndef LCD_RESET_PIN
    #define LCD_RESET_PIN   5   // LCD_PINS_D6
  #endif
#endif

#if ENABLED(NEWPANEL)
  #define BTN_ENC          16   // Enter Pin
  #define BTN_UP           19   // Button UP Pin
  #define BTN_DWN          17   // Button DOWN Pin
#endif

// Additional connectors/pins on the Overlord V1.X board
#define PCB_VERSION_PIN    22
#define APPROACH_PIN       11   // JP7, Tpd
#define GATE_PIN           36   // Threshold, JP6, Tg