/**
 * 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/>.
 *
 */

/**
 * RADDS
 */

#ifndef __SAM3X8E__
  #error "Oops! Select 'Arduino Due' in 'Tools > Board.'"
#endif

#define BOARD_NAME "RADDS"

//
// Servos
//
#define SERVO0_PIN          5
#define SERVO1_PIN          6
#define SERVO2_PIN         39
#define SERVO3_PIN         40

//
// Limit Switches
//
#define X_MIN_PIN          28
#define X_MAX_PIN          34
#define Y_MIN_PIN          30
#define Y_MAX_PIN          36
#define Z_MIN_PIN          32
#define Z_MAX_PIN          38

//
// Z Probe (when not Z_MIN_PIN)
//
#ifndef Z_MIN_PROBE_PIN
  #define Z_MIN_PROBE_PIN  38
#endif

//
// Steppers
//
#define X_STEP_PIN         24
#define X_DIR_PIN          23
#define X_ENABLE_PIN       26
#ifndef X_CS_PIN
  #define X_CS_PIN         25
#endif

#define Y_STEP_PIN         17
#define Y_DIR_PIN          16
#define Y_ENABLE_PIN       22
#ifndef Y_CS_PIN
  #define Y_CS_PIN         27
#endif

#define Z_STEP_PIN          2
#define Z_DIR_PIN           3
#define Z_ENABLE_PIN       15
#ifndef Z_CS_PIN
  #define Z_CS_PIN         29
#endif

#define E0_STEP_PIN        61
#define E0_DIR_PIN         60
#define E0_ENABLE_PIN      62
#ifndef E0_CS_PIN
  #define E0_CS_PIN        31
#endif

#define E1_STEP_PIN        64
#define E1_DIR_PIN         63
#define E1_ENABLE_PIN      65
#ifndef E1_CS_PIN
  #define E1_CS_PIN        33
#endif

#define E2_STEP_PIN        51
#define E2_DIR_PIN         53
#define E2_ENABLE_PIN      49
#ifndef E2_CS_PIN
  #define E2_CS_PIN        35
#endif

/**
 * RADDS Extension Board V2 / V3
 * http://doku.radds.org/dokumentation/extension-board
 */
//#define RADDS_EXTENSION 2
#if RADDS_EXTENSION >= 2
  #define E3_DIR_PIN       33
  #define E3_STEP_PIN      35
  #define E3_ENABLE_PIN    37
  #ifndef E3_CS_PIN
    #define E3_CS_PIN       6
  #endif

  #if RADDS_EXTENSION == 3

    #define E4_DIR_PIN     27
    #define E4_STEP_PIN    29
    #define E4_ENABLE_PIN  31
    #ifndef E4_CS_PIN
      #define E4_CS_PIN    39
    #endif

    #define E5_DIR_PIN     66
    #define E5_STEP_PIN    67
    #define E5_ENABLE_PIN  68
    #ifndef E5_CS_PIN
      #define E5_CS_PIN     6
    #endif

    #define RADDS_EXT_MSI_PIN 69

    #define BOARD_INIT() OUT_WRITE(RADDS_EXT_VDD_PIN, HIGH)

  #else

    #define E4_DIR_PIN     27
    #define E4_STEP_PIN    29
    #define E4_ENABLE_PIN  31
    #ifndef E4_CS_PIN
      #define E4_CS_PIN    39
    #endif

    // E3 and E4 share the same MSx pins
    #define E3_MS1_PIN     67
    #define E4_MS1_PIN     67
    #define E3_MS2_PIN     68
    #define E4_MS2_PIN     68
    #define E3_MS3_PIN     69
    #define E4_MS3_PIN     69

    #define RADDS_EXT_VDD2_PIN 66

    #define BOARD_INIT() do{ OUT_WRITE(RADDS_EXT_VDD_PIN, HIGH); OUT_WRITE(RADDS_EXT_VDD2_PIN, HIGH); }while(0)

  #endif

  #define RADDS_EXT_VDD_PIN 25

#endif

//
// Temperature Sensors
//
#define TEMP_0_PIN          0   // Analog Input
#define TEMP_1_PIN          1   // Analog Input
#define TEMP_2_PIN          2   // Analog Input
#define TEMP_3_PIN          3   // Analog Input
#define TEMP_4_PIN          5   // dummy so will compile when PINS_DEBUGGING is enabled
#define TEMP_BED_PIN        4   // Analog Input

// SPI for Max6675 or Max31855 Thermocouple
#if DISABLED(SDSUPPORT)
  #define MAX6675_SS_PIN   53
#else
  #define MAX6675_SS_PIN   49
#endif

//
// Heaters / Fans
//
#define HEATER_0_PIN       13
#define HEATER_1_PIN       12
#define HEATER_2_PIN       11
#define HEATER_BED_PIN      7   // BED

#ifndef FAN_PIN
  #define FAN_PIN           9
#endif
#define FAN1_PIN            8

//
// Misc. Functions
//
#define SD_DETECT_PIN      14
#define PS_ON_PIN          40   // SERVO3_PIN

#ifndef FIL_RUNOUT_PIN
  #define FIL_RUNOUT_PIN   39   // SERVO2_PIN
#endif

// I2C EEPROM with 8K of space
#define I2C_EEPROM
#define E2END 0x1FFF

//
// LCD / Controller
//
#if HAS_SPI_LCD

  #if ENABLED(RADDS_DISPLAY)

    #define LCD_PINS_RS     42
    #define LCD_PINS_ENABLE 43
    #define LCD_PINS_D4     44
    #define LCD_PINS_D5     45
    #define LCD_PINS_D6     46
    #define LCD_PINS_D7     47

    #define BEEPER_PIN      41

    #define BTN_EN1         50
    #define BTN_EN2         52
    #define BTN_ENC         48

    #define BTN_BACK        71

    #define SDSS            10
    #define SD_DETECT_PIN   14

  #elif ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)

    // The REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER requires
    // an adapter such as https://www.thingiverse.com/thing:1740725

    #define LCD_PINS_RS     42
    #define LCD_PINS_ENABLE 43
    #define LCD_PINS_D4     44

    #define BEEPER_PIN      41

    #define BTN_EN1         50
    #define BTN_EN2         52
    #define BTN_ENC         48

    #define SDSS            10
    #define SD_DETECT_PIN   14

  #elif HAS_SSD1306_OLED_I2C

    #define BTN_EN1         50
    #define BTN_EN2         52
    #define BTN_ENC         48
    #define BEEPER_PIN      41
    #define LCD_SDSS        10
    #define SD_DETECT_PIN   14

  #elif ENABLED(SPARK_FULL_GRAPHICS)

    #define LCD_PINS_D4     29
    #define LCD_PINS_ENABLE 27
    #define LCD_PINS_RS     25

    #define BTN_EN1         35
    #define BTN_EN2         33
    #define BTN_ENC         37

  #endif // SPARK_FULL_GRAPHICS

#endif // HAS_SPI_LCD

#ifndef SDSS
  #define SDSS              4
#endif