/**
 * Marlin 3D Printer Firmware
 * Copyright (c) 2023 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 <https://www.gnu.org/licenses/>.
 *
 */
#pragma once

//
// Voxelab Aquila V1.0.0/V1.0.1/V1.0.2/V1.0.3 (HC32F460) as found in the Voxelab Aquila X2 and C2
//
#include "env_validate.h"

#if HAS_MULTI_HOTEND || E_STEPPERS > 1
  #error "Aquila V1.0.1 only supports one hotend and E-stepper"
#endif

#ifndef BOARD_INFO_NAME
  #define BOARD_INFO_NAME "Aquila V1.0.1"
#endif
#ifndef DEFAULT_MACHINE_NAME
  #define DEFAULT_MACHINE_NAME "Aquila"
#endif

//
// Onboard crystal oscillator
//
#ifndef BOARD_XTAL_FREQUENCY
  #define BOARD_XTAL_FREQUENCY           8000000  // 8 MHz XTAL
#endif

//
// Release PB4 (Y_ENABLE_PIN) from JTAG NRST role
//
//#define DISABLE_DEBUG
//#define DISABLE_JTAG

//
// EEPROM
//
#if NO_EEPROM_SELECTED
  #define IIC_BL24CXX_EEPROM
  //#define SDCARD_EEPROM_EMULATION
  #undef NO_EEPROM_SELECTED
#endif

#if ENABLED(IIC_BL24CXX_EEPROM)
  #define IIC_EEPROM_SDA                    PA11
  #define IIC_EEPROM_SCL                    PA12
  #define MARLIN_EEPROM_SIZE               0x800 // 2K (24C16)
#elif ENABLED(SDCARD_EEPROM_EMULATION)
  #define MARLIN_EEPROM_SIZE               0x800 // 2K
#endif

//
// Servos
//
#ifndef SERVO0_PIN
  #define SERVO0_PIN                        PB0   // BLTouch OUT
#endif

//
// Limit Switches
//
#define X_STOP_PIN                          PA5
#define Y_STOP_PIN                          PA6
#define Z_STOP_PIN                          PA7

#ifndef Z_MIN_PROBE_PIN
  #define Z_MIN_PROBE_PIN                   PB1   // BLTouch IN
#endif

//
// Filament Runout Sensor
//
#ifndef FIL_RUNOUT_PIN
  #define FIL_RUNOUT_PIN                    PA4
#endif

//
// Steppers
//
#define X_STEP_PIN                          PC2
#define X_DIR_PIN                           PB9
#define X_ENABLE_PIN                        PC3   // All steppers share enable pins

#define Y_STEP_PIN                          PB8
#define Y_DIR_PIN                           PB7
#define Y_ENABLE_PIN                X_ENABLE_PIN

#define Z_STEP_PIN                          PB6
#define Z_DIR_PIN                           PB5
#define Z_ENABLE_PIN                X_ENABLE_PIN

#define E0_STEP_PIN                         PB4
#define E0_DIR_PIN                          PB3
#define E0_ENABLE_PIN               X_ENABLE_PIN

//
// Temperature Sensors
//
#define TEMP_0_PIN                          PC5   // HEATER1 ADC1_IN15
#define TEMP_BED_PIN                        PC4   // HOT BED ADC1_IN14

//
// Heaters / Fans
//
#define HEATER_0_PIN                        PA1   // HEATER1
#define HEATER_BED_PIN                      PA2   // HOT BED

#define FAN0_PIN                            PA0   // FAN0

//
// SD Card
//
#define SD_DETECT_PIN                       PA10
#define SDCARD_CONNECTION ONBOARD
#define ONBOARD_SDIO
#define NO_SD_HOST_DRIVE // This board's SD card is only seen by the printer

/**
 *        ------
 *  PC6  | 1  2 | PB2
 *  PC0  | 3  4 | PC1
 *  PB14   5  6 | PB13
 *  PB12 | 7  8 | PB15
 *  GND  | 9 10 | +5V
 *        ------
 *         EXP1
 */
#define EXP1_01_PIN                         PC6
#define EXP1_02_PIN                         PB2
#define EXP1_03_PIN                         PC0
#define EXP1_04_PIN                         PC1
#define EXP1_05_PIN                         PB14  // ENC
#define EXP1_06_PIN                         PB13  // BEEPER
#define EXP1_07_PIN                         PB12  // EN2
#define EXP1_08_PIN                         PB15  // EN1

#if ENABLED(CR10_STOCKDISPLAY)                    // LCD used for C2

  #ifndef HAS_PIN_27_BOARD
    #define BEEPER_PIN               EXP1_01_PIN
  #endif

  #define BTN_ENC                    EXP1_02_PIN
  #define BTN_EN1                    EXP1_03_PIN
  #define BTN_EN2                    EXP1_05_PIN

  #define LCD_PINS_RS                EXP1_07_PIN
  #define LCD_PINS_EN                EXP1_08_PIN
  #define LCD_PINS_D4                EXP1_06_PIN

#elif ANY(HAS_DWIN_E3V2, IS_DWIN_MARLINUI)        // LCD used for X2

  /**
   * Display pinout (display side, so RX/TX are swapped)
   *
   *        ------
   *    NC | 1  2 | NC
   *    RX | 3  4 | TX
   *    EN   5  6 | BEEP
   *     B | 7  8 | A
   *   GND | 9 10 | +5V
   *        ------
   */

  #ifndef BEEPER_PIN
    #define BEEPER_PIN               EXP1_06_PIN  // BEEP
  #endif

  #define BTN_ENC                    EXP1_05_PIN  // EN
  #define BTN_EN1                    EXP1_08_PIN  // A
  #define BTN_EN2                    EXP1_07_PIN  // B

  #ifndef LCD_SERIAL_PORT
    #define LCD_SERIAL_PORT                    1
  #endif

#endif

//
// SDIO Pins
//
#define BOARD_SDIO_D0                       PC8
#define BOARD_SDIO_D1                       PC9
#define BOARD_SDIO_D2                       PC10
#define BOARD_SDIO_D3                       PC11
#define BOARD_SDIO_CLK                      PC12
#define BOARD_SDIO_CMD                      PD2
#define BOARD_SDIO_DET                      PA10

//
// USART Pins
//

// Display
#define BOARD_USART1_TX_PIN                 PC0
#define BOARD_USART1_RX_PIN                 PC1

// Host
#define BOARD_USART2_TX_PIN                 PA9
#define BOARD_USART2_RX_PIN                 PA15

// Unused / Debug
#define BOARD_USART3_TX_PIN                 PE5
#define BOARD_USART3_RX_PIN                 PE4

// Onboard LED (HIGH = off, LOW = on)
#ifndef LED_BUILTIN
  #define LED_BUILTIN                       PA3
#endif
