Marlin_Firmware/Marlin/src/pins/stm32f4/pins_GENERIC_STM32F4.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

/**
 * To build with Arduino IDE use "Discovery F407VG"
 * To build with PlatformIO use environment "STM32F4"
 */
#if !defined(STM32F4) && !defined(STM32F4xx)
  #error "Oops! Select an STM32F4 board in 'Tools > Board.'"
#elif HOTENDS > 2 || E_STEPPERS > 2
  #error "STM32F4 supports up to 2 hotends / E-steppers."
#endif

#define BOARD_INFO_NAME      "Misc. STM32F4"
#define DEFAULT_MACHINE_NAME "STM32F407VET6"

//#define I2C_EEPROM

#ifndef E2END
  #define E2END 0xFFF                             // 4KB
#endif

// Ignore temp readings during development.
//#define BOGUS_TEMPERATURE_GRACE_PERIOD 2000

//
// 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
//

#define X_STEP_PIN                          PD3
#define X_DIR_PIN                           PD2
#define X_ENABLE_PIN                        PD0
//#ifndef X_CS_PIN
//  #define X_CS_PIN         PD1
//#endif

#define Y_STEP_PIN                          PE11
#define Y_DIR_PIN                           PE10
#define Y_ENABLE_PIN                        PE13
//#ifndef Y_CS_PIN
//  #define Y_CS_PIN         PE12
//#endif

#define Z_STEP_PIN                          PD6
#define Z_DIR_PIN                           PD7
#define Z_ENABLE_PIN                        PD4
//#ifndef Z_CS_PIN
//  #define Z_CS_PIN         PD5
//#endif

#define E0_STEP_PIN                         PB5
#define E0_DIR_PIN                          PB6
#define E0_ENABLE_PIN                       PB3
//#ifndef E0_CS_PIN
//  #define E0_CS_PIN         PB4
//#endif

#define E1_STEP_PIN                         PE4
#define E1_DIR_PIN                          PE2
#define E1_ENABLE_PIN                       PE3
//#ifndef E1_CS_PIN
//  #define E1_CS_PIN         PE5
//#endif

#define SCK_PIN                             PA5
#define MISO_PIN                            PA6
#define MOSI_PIN                            PA7

//
// 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
#define HEATER_1_PIN                        PA2
#define HEATER_BED_PIN                      PA0

#ifndef FAN_PIN
  #define FAN_PIN                           PC6
#endif
#define FAN1_PIN                            PC7
#define FAN2_PIN                            PC8

#ifndef E0_AUTO_FAN_PIN
  #define E0_AUTO_FAN_PIN                   PC7
#endif

//
// Misc. Functions
//

//#define CASE_LIGHT_PIN_CI                 PF13
//#define CASE_LIGHT_PIN_DO                 PF14
//#define NEOPIXEL_PIN                      PF13

//
// Průša i3 MK2 Multi Material Multiplexer Support
//

//#define E_MUX0_PIN                        PG3
//#define E_MUX1_PIN                        PG4

//
// Servos
//

//#define SERVO0_PIN                        PE13
//#define SERVO1_PIN                        PE14

#define SDSS                                PE7
#define SS_PIN                              PE7
#define LED_PIN                             PB7   //Alive
#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
//

#define FIL_RUNOUT_PIN                      PA3

//
// ST7920 Delays
//
#if HAS_GRAPHICAL_LCD
  #define BOARD_ST7920_DELAY_1 DELAY_NS(96)
  #define BOARD_ST7920_DELAY_2 DELAY_NS(48)
  #define BOARD_ST7920_DELAY_3 DELAY_NS(715)
#endif