/**
 * Marlin 3D Printer Firmware
 * Copyright (c) 2019 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

#ifndef STM32F4
  #error "Oops! Select an STM32F4 board in 'Tools > Board.'"
#elif HOTENDS > 2 || E_STEPPERS > 2
  #error "Arm'ed supports up to 2 hotends / E-steppers."
#endif

#ifndef ARMED_V1_0
  #define ARMED_V1_1
#endif

#undef BOARD_NAME // Defined on the command line by Arduino Core STM32
#define BOARD_NAME           "Arm'ed"
#define DEFAULT_MACHINE_NAME BOARD_NAME

#define I2C_EEPROM

#undef E2END // Defined in Arduino Core STM32 to be used with EEPROM emulation. This board uses a real EEPROM.
#define E2END 0xFFF // 4KB

//
// Limit Switches
//
#define X_MIN_PIN          PE0
#define X_MAX_PIN          -1
#define Y_MIN_PIN          PE1
#define Y_MAX_PIN          -1
#define Z_MIN_PIN          PE14
#define Z_MAX_PIN          -1

//
// Z Probe (when not Z_MIN_PIN)
//
// #ifndef Z_MIN_PROBE_PIN
//   #define Z_MIN_PROBE_PIN  PA4
// #endif

//
// Steppers
//

#ifdef ARMED_SWAP_X_E1
  #define X_STEP_PIN       PE4
  #define X_DIR_PIN        PE2
  #define X_ENABLE_PIN     PE3
  #define X_CS_PIN         PE5
#else
  #define X_STEP_PIN       PD3
  #define X_DIR_PIN        PD2
  #define X_ENABLE_PIN     PD0
  #define X_CS_PIN         PD1
#endif

#define Y_STEP_PIN         PE11
#define Y_DIR_PIN          PE10
#define Y_ENABLE_PIN       PE13
#define Y_CS_PIN           PE12

#define Z_STEP_PIN         PD6
#define Z_DIR_PIN          PD7
#define Z_ENABLE_PIN       PD4
#define Z_CS_PIN           PD5

#define E0_STEP_PIN        PB5
#define E0_DIR_PIN         PB6
#define E0_CS_PIN          PB4

#ifdef ARMED_V1_1
  #define E0_ENABLE_PIN    PC12
#else
  #define E0_ENABLE_PIN    PB3
#endif

#ifdef ARMED_SWAP_X_E1
  #define E1_STEP_PIN      PD3
  #define E1_DIR_PIN       PD2
  #define E1_ENABLE_PIN    PD0
  #define E1_CS_PIN        PD1
#else
  #define E1_STEP_PIN      PE4
  #define E1_DIR_PIN       PE2
  #define E1_ENABLE_PIN    PE3
  #define E1_CS_PIN        PE5
#endif

//
// Temperature Sensors
//
#define TEMP_0_PIN         PC0   // Analog Input
#define TEMP_1_PIN         PC1   // Analog Input
#define TEMP_BED_PIN       PC2   // Analog Input

//
// Heaters / Fans
//
#define HEATER_0_PIN       PA1   // Hardware PWM
#define HEATER_1_PIN       PA2   // Hardware PWM
#define HEATER_BED_PIN     PA0   // Hardware PWM

#define FAN_PIN            PC6   // Hardware PWM, Part cooling fan
#define FAN1_PIN           PC7   // Hardware PWM, Extruder fan
#define FAN2_PIN           PC8   // Hardware PWM, Controller fan

//
// Misc functions
//
#define SDSS               PE7
#define LED_PIN            PB7   // Heart beat
#define PS_ON_PIN          PA10
#define KILL_PIN           PA8
#define PWR_LOSS           PA4   // Power loss / nAC_FAULT

//
// LCD / Controller
//
#define SD_DETECT_PIN      PA15
#define BEEPER_PIN         PC9
#define LCD_PINS_RS        PE9
#define LCD_PINS_ENABLE    PE8
#define LCD_PINS_D4        PB12
#define LCD_PINS_D5        PB13
#define LCD_PINS_D6        PB14
#define LCD_PINS_D7        PB15
#define BTN_EN1            PC4
#define BTN_EN2            PC5
#define BTN_ENC            PC3

//
// Filament runout detection
//
#define FIL_RUNOUT_PIN     PA3

//
// Extension pins
//
#define EXT0_PIN           PB0
#define EXT1_PIN           PB1
#define EXT2_PIN           PB2
#define EXT3_PIN           PD8
#define EXT4_PIN           PD9
#define EXT5_PIN           PD10
#define EXT6_PIN           PD11
#define EXT7_PIN           PD12
#define EXT8_PIN           PB10
#define EXT9_PIN           PB11