/**
 * 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

/**
 * MegaTronics v2.0 pin assignments
 */

#ifndef __AVR_ATmega2560__
  #error "Oops! Select 'Arduino/Genuino Mega or Mega 2560' in 'Tools > Board.'"
#endif

#define BOARD_INFO_NAME "Megatronics v2.0"
//
// Limit Switches
//
#define X_MIN_PIN                             37
#define X_MAX_PIN                             40
#define Y_MIN_PIN                             41
#define Y_MAX_PIN                             38
#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                             27
#define X_ENABLE_PIN                          25

#define Y_STEP_PIN                             4  // A6
#define Y_DIR_PIN                             54  // A0
#define Y_ENABLE_PIN                           5

#define Z_STEP_PIN                            56  // A2
#define Z_DIR_PIN                             60  // A6
#define Z_ENABLE_PIN                          55  // A1

#define E0_STEP_PIN                           35
#define E0_DIR_PIN                            36
#define E0_ENABLE_PIN                         34

#define E1_STEP_PIN                           29
#define E1_DIR_PIN                            39
#define E1_ENABLE_PIN                         28

#define E2_STEP_PIN                           23  // ? schematic says 24
#define E2_DIR_PIN                            24  // ? schematic says 23
#define E2_ENABLE_PIN                         22

//
// Temperature Sensors
//
#if TEMP_SENSOR_0 == -1
  #define TEMP_0_PIN                           4  // Analog Input
#else
  #define TEMP_0_PIN                          13  // Analog Input
#endif

#if TEMP_SENSOR_1 == -1
  #define TEMP_1_PIN                           8  // Analog Input
#else
  #define TEMP_1_PIN                          15  // Analog Input
#endif

#if TEMP_SENSOR_BED == -1
  #define TEMP_BED_PIN                         8  // Analog Input
#else
  #define TEMP_BED_PIN                        14  // Analog Input
#endif

//
// Heaters / Fans
//
#define HEATER_0_PIN                           9
#define HEATER_1_PIN                           8
#define HEATER_BED_PIN                        10

#ifndef FAN_PIN
  #define FAN_PIN                              7
#endif
#define FAN1_PIN                               6

//
// Misc. Functions
//
#define SDSS                                  53
#define LED_PIN                               13
#define PS_ON_PIN                             12
#define CASE_LIGHT_PIN                         2

//
// M3/M4/M5 - Spindle/Laser Control
//
#define SPINDLE_LASER_PWM_PIN                  3  // Hardware PWM
#define SPINDLE_LASER_ENA_PIN                 16  // Pullup!
#define SPINDLE_DIR_PIN                       11

//
// LCD / Controller
//
#define BEEPER_PIN                            64

#if HAS_SPI_LCD

  #define LCD_PINS_RS                         14
  #define LCD_PINS_ENABLE                     15
  #define LCD_PINS_D4                         30
  #define LCD_PINS_D5                         31
  #define LCD_PINS_D6                         32
  #define LCD_PINS_D7                         33

  #if ENABLED(NEWPANEL)
    // Buttons are directly attached using keypad
    #define BTN_EN1                           61
    #define BTN_EN2                           59
    #define BTN_ENC                           43
  #else
    // Buttons attached to shift register of reprapworld keypad v1.1
    #define SHIFT_CLK                         63
    #define SHIFT_LD                          42
    #define SHIFT_OUT                         17
    #define SHIFT_EN                          17
  #endif

#endif // HAS_SPI_LCD