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/**
* 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 <https://www.gnu.org/licenses/>.
*
*/
#pragma once
#if NOT_TARGET(STM32F4)
#error "Oops! Select an STM32F4 board in 'Tools > Board.'"
#endif
// BigTreeTech driver expansion module https://bit.ly/3ptRRoj
//#define BTT_MOTOR_EXPANSION
#if BOTH(HAS_WIRED_LCD, BTT_MOTOR_EXPANSION)
#error "It's not possible to have both LCD and motor expansion module on EXP1/EXP2."
#endif
// Use one of these or SDCard-based Emulation will be used
#if NO_EEPROM_SELECTED
//#define SRAM_EEPROM_EMULATION // Use BackSRAM-based EEPROM emulation
#define FLASH_EEPROM_EMULATION // Use Flash-based EEPROM emulation
#endif
#if ENABLED(FLASH_EEPROM_EMULATION)
// Decrease delays and flash wear by spreading writes across the
// 128 kB sector allocated for EEPROM emulation.
#define FLASH_EEPROM_LEVELING
#endif
// USB Flash Drive support
#define HAS_OTG_USB_HOST_SUPPORT
//
// Servos
//
#define SERVO0_PIN PA1
#define SERVO1_PIN PC9
//
// Trinamic Stallguard pins
//
#define X_DIAG_PIN PB10 // X-
#define Y_DIAG_PIN PE12 // Y-
#define Z_DIAG_PIN PG8 // Z-
#define E0_DIAG_PIN PE15 // E0
#define E1_DIAG_PIN PE10 // E1
#define E2_DIAG_PIN PG5 // E2
//
// Limit Switches
//
#ifdef X_STALL_SENSITIVITY
#define X_STOP_PIN X_DIAG_PIN
#if X_HOME_DIR < 0
#define X_MAX_PIN PE15 // E0
#else
#define X_MIN_PIN PE15 // E0
#endif
#else
#define X_MIN_PIN PB10 // X-
#define X_MAX_PIN PE15 // E0
#endif
#ifdef Y_STALL_SENSITIVITY
#define Y_STOP_PIN Y_DIAG_PIN
#if Y_HOME_DIR < 0
#define Y_MAX_PIN PE10 // E1
#else
#define Y_MIN_PIN PE10 // E1
#endif
#else
#define Y_MIN_PIN PE12 // Y-
#define Y_MAX_PIN PE10 // E1
#endif
#ifdef Z_STALL_SENSITIVITY
#define Z_STOP_PIN Z_DIAG_PIN
#if Z_HOME_DIR < 0
#define Z_MAX_PIN PG5 // E2
#else
#define Z_MIN_PIN PG5 // E2
#endif
#else
#define Z_MIN_PIN PG8 // Z-
#define Z_MAX_PIN PG5 // E2
#endif
//
// Z Probe must be this pin
//
#ifndef Z_MIN_PROBE_PIN
#define Z_MIN_PROBE_PIN PA2
#endif
//
// Filament Runout Sensor
//
#ifndef FIL_RUNOUT_PIN
#define FIL_RUNOUT_PIN PE15
#endif
#ifndef FIL_RUNOUT2_PIN
#define FIL_RUNOUT2_PIN PE10
#endif
#ifndef FIL_RUNOUT3_PIN
#define FIL_RUNOUT3_PIN PG5
#endif
//
// Steppers
//
#define X_STEP_PIN PE9
#define X_DIR_PIN PF1
#define X_ENABLE_PIN PF2
#ifndef X_CS_PIN
#define X_CS_PIN PA15
#endif
#define Y_STEP_PIN PE11
#define Y_DIR_PIN PE8
#define Y_ENABLE_PIN PD7
#ifndef Y_CS_PIN
#define Y_CS_PIN PB8
#endif
#define Z_STEP_PIN PE13
#define Z_DIR_PIN PC2
#define Z_ENABLE_PIN PC0
#ifndef Z_CS_PIN
#define Z_CS_PIN PB9
#endif
#define E0_STEP_PIN PE14
#define E0_DIR_PIN PA0
#define E0_ENABLE_PIN PC3
#ifndef E0_CS_PIN
#define E0_CS_PIN PB3
#endif
#define E1_STEP_PIN PD15
#define E1_DIR_PIN PE7
#define E1_ENABLE_PIN PA3
#ifndef E1_CS_PIN
#define E1_CS_PIN PG15
#endif
#define E2_STEP_PIN PD13
#define E2_DIR_PIN PG9
#define E2_ENABLE_PIN PF0
#ifndef E2_CS_PIN
#define E2_CS_PIN PG12
#endif
//
// Software SPI pins for TMC2130 stepper drivers
//
#if ENABLED(TMC_USE_SW_SPI)
#ifndef TMC_SW_MOSI
#define TMC_SW_MOSI PC12
#endif
#ifndef TMC_SW_MISO
#define TMC_SW_MISO PC11
#endif
#ifndef TMC_SW_SCK
#define TMC_SW_SCK PC10
#endif
#endif
#if HAS_TMC_UART
/**
* TMC2208/TMC2209 stepper drivers
*
* Hardware serial communication ports.
* If undefined software serial is used according to the pins below
*/
//#define X_HARDWARE_SERIAL Serial1
//#define X2_HARDWARE_SERIAL Serial1
//#define Y_HARDWARE_SERIAL Serial1
//#define Y2_HARDWARE_SERIAL Serial1
//#define Z_HARDWARE_SERIAL Serial1
//#define Z2_HARDWARE_SERIAL Serial1
//#define E0_HARDWARE_SERIAL Serial1
//#define E1_HARDWARE_SERIAL Serial1
//#define E2_HARDWARE_SERIAL Serial1
//#define E3_HARDWARE_SERIAL Serial1
//#define E4_HARDWARE_SERIAL Serial1
//
// Software serial
//
#define X_SERIAL_TX_PIN PC13
#define X_SERIAL_RX_PIN PC13
#define Y_SERIAL_TX_PIN PE3
#define Y_SERIAL_RX_PIN PE3
#define Z_SERIAL_TX_PIN PE1
#define Z_SERIAL_RX_PIN PE1
#define E0_SERIAL_TX_PIN PD4
#define E0_SERIAL_RX_PIN PD4
#define E1_SERIAL_TX_PIN PD1
#define E1_SERIAL_RX_PIN PD1
#define E2_SERIAL_TX_PIN PD6
#define E2_SERIAL_RX_PIN PD6
// Reduce baud rate to improve software serial reliability
#define TMC_BAUD_RATE 19200
#endif
//
// Temperature Sensors
//
#define TEMP_0_PIN PF4 // T1 <-> E0
#define TEMP_1_PIN PF5 // T2 <-> E1
#define TEMP_2_PIN PF6 // T3 <-> E2
#define TEMP_BED_PIN PF3 // T0 <-> Bed
//
// Heaters / Fans
//
#define HEATER_0_PIN PB1 // Heater0
#define HEATER_1_PIN PD14 // Heater1
#define HEATER_2_PIN PB0 // Heater1
#define HEATER_BED_PIN PD12 // Hotbed
#define FAN_PIN PC8 // Fan0
#define FAN1_PIN PE5 // Fan1
#define FAN2_PIN PE6
#ifndef E0_AUTO_FAN_PIN
#define E0_AUTO_FAN_PIN FAN1_PIN
#endif
//
// Misc. Functions
//
#ifndef SDCARD_CONNECTION
#define SDCARD_CONNECTION LCD
#endif
/**
* ----- -----
* NC | 1 2 | GND 5V | 1 2 | GND
* RESET | 3 4 | PF12(SD_DETECT) (LCD_D7) PG7 | 3 4 | PG6 (LCD_D6)
* (MOSI)PB15 | 5 6 PF11(BTN_EN2) (LCD_D5) PG3 | 5 6 PG2 (LCD_D4)
* (SD_SS)PB12 | 7 8 | PG10(BTN_EN1) (LCD_RS) PD10 | 7 8 | PD11 (LCD_EN)
* (SCK)PB13 | 9 10| PB14(MISO) (BTN_ENC) PA8 | 9 10| PG4 (BEEPER)
* ----- -----
* EXP2 EXP1
*/
#define EXPA1_03_PIN PG7
#define EXPA1_04_PIN PG6
#define EXPA1_05_PIN PG3
#define EXPA1_06_PIN PG2
#define EXPA1_07_PIN PD10
#define EXPA1_08_PIN PD11
#define EXPA1_09_PIN PA8
#define EXPA1_10_PIN PG4
#define EXPA2_03_PIN -1
#define EXPA2_04_PIN PF12
#define EXPA2_05_PIN PB15
#define EXPA2_06_PIN PF11
#define EXPA2_07_PIN PB12
#define EXPA2_08_PIN PG10
#define EXPA2_09_PIN PB13
#define EXPA2_10_PIN PB14
//
// Onboard SD card
// Must use soft SPI because Marlin's default hardware SPI is tied to LCD's EXP2
//
#if SD_CONNECTION_IS(LCD)
#define SD_DETECT_PIN EXPA2_04_PIN
#define SDSS EXPA2_07_PIN
#elif SD_CONNECTION_IS(ONBOARD)
// The SKR Pro's ONBOARD SD interface is on SPI1.
// Due to a pull resistor on the clock line, it needs to use SPI Data Mode 3 to
// function with Hardware SPI. This is not currently configurable in the HAL,
// so force Software SPI to work around this issue.
#define SOFTWARE_SPI
#define SDSS PA4
#define SD_SCK_PIN PA5
#define SD_MISO_PIN PA6
#define SD_MOSI_PIN PB5
#define SD_DETECT_PIN PB11
#elif SD_CONNECTION_IS(CUSTOM_CABLE)
#error "CUSTOM_CABLE is not a supported SDCARD_CONNECTION for this board"
#endif
#if ENABLED(BTT_MOTOR_EXPANSION)
/**
* _____ _____
* NC | · · | GND NC | · · | GND
* NC | · · | PF12 (M1EN) (M2EN) PG7 | · · | PG6 (M3EN)
* (M1STP) PB15 | · · PF11 (M1DIR) (M1RX) PG3 | · · PG2 (M1DIAG)
* (M2DIR) PB12 | · · | PG10 (M2STP) (M2RX) PD10 | · · | PD11 (M2DIAG)
* (M3DIR) PB13 | · · | PB14 (M3STP) (M3RX) PA8 | · · | PG4 (M3DIAG)
* ----- -----
* EXP2 EXP1
*/
// M1 on Driver Expansion Module
#define E3_STEP_PIN EXPA2_05_PIN
#define E3_DIR_PIN EXPA2_06_PIN
#define E3_ENABLE_PIN EXPA2_04_PIN
#define E3_DIAG_PIN EXPA1_06_PIN
#define E3_CS_PIN EXPA1_05_PIN
#if HAS_TMC_UART
#define E3_SERIAL_TX_PIN EXPA1_05_PIN
#define E3_SERIAL_RX_PIN EXPA1_05_PIN
#endif
// M2 on Driver Expansion Module
#define E4_STEP_PIN EXPA2_08_PIN
#define E4_DIR_PIN EXPA2_07_PIN
#define E4_ENABLE_PIN EXPA1_03_PIN
#define E4_DIAG_PIN EXPA1_08_PIN
#define E4_CS_PIN EXPA1_07_PIN
#if HAS_TMC_UART
#define E4_SERIAL_TX_PIN EXPA1_07_PIN
#define E4_SERIAL_RX_PIN EXPA1_07_PIN
#endif
// M3 on Driver Expansion Module
#define E5_STEP_PIN EXPA2_10_PIN
#define E5_DIR_PIN EXPA2_09_PIN
#define E5_ENABLE_PIN EXPA1_04_PIN
#define E5_DIAG_PIN EXPA1_10_PIN
#define E5_CS_PIN EXPA1_09_PIN
#if HAS_TMC_UART
#define E5_SERIAL_TX_PIN EXPA1_09_PIN
#define E5_SERIAL_RX_PIN EXPA1_09_PIN
#endif
#endif // BTT_MOTOR_EXPANSION
//
// LCDs and Controllers
//
#if IS_TFTGLCD_PANEL
#if ENABLED(TFTGLCD_PANEL_SPI)
#define TFTGLCD_CS EXPA2_08_PIN
#endif
#elif HAS_WIRED_LCD
#define BEEPER_PIN EXPA1_10_PIN
#define BTN_ENC EXPA1_09_PIN
#if ENABLED(CR10_STOCKDISPLAY)
#define LCD_PINS_RS EXPA1_04_PIN
#define BTN_EN1 EXPA1_08_PIN
#define BTN_EN2 EXPA1_06_PIN
#define LCD_PINS_ENABLE EXPA1_03_PIN
#define LCD_PINS_D4 EXPA1_05_PIN
// CR10_STOCKDISPLAY default timing is too fast
#undef BOARD_ST7920_DELAY_1
#undef BOARD_ST7920_DELAY_2
#undef BOARD_ST7920_DELAY_3
#elif ENABLED(MKS_MINI_12864)
#define DOGLCD_A0 EXPA1_04_PIN
#define DOGLCD_CS EXPA1_05_PIN
#define BTN_EN1 EXPA2_08_PIN
#define BTN_EN2 EXPA2_06_PIN
#else
#define LCD_PINS_RS EXPA1_07_PIN
#define BTN_EN1 EXPA2_08_PIN
#define BTN_EN2 EXPA2_06_PIN
#define LCD_PINS_ENABLE EXPA1_08_PIN
#define LCD_PINS_D4 EXPA1_06_PIN
#if ENABLED(FYSETC_MINI_12864)
#define DOGLCD_CS EXPA1_08_PIN
#define DOGLCD_A0 EXPA1_07_PIN
//#define LCD_BACKLIGHT_PIN -1
#define LCD_RESET_PIN EXPA1_06_PIN // Must be high or open for LCD to operate normally.
#if EITHER(FYSETC_MINI_12864_1_2, FYSETC_MINI_12864_2_0)
#ifndef RGB_LED_R_PIN
#define RGB_LED_R_PIN EXPA1_05_PIN
#endif
#ifndef RGB_LED_G_PIN
#define RGB_LED_G_PIN EXPA1_04_PIN
#endif
#ifndef RGB_LED_B_PIN
#define RGB_LED_B_PIN EXPA1_03_PIN
#endif
#elif ENABLED(FYSETC_MINI_12864_2_1)
#define NEOPIXEL_PIN EXPA1_05_PIN
#endif
#endif // !FYSETC_MINI_12864
#if IS_ULTIPANEL
#define LCD_PINS_D5 EXPA1_05_PIN
#define LCD_PINS_D6 EXPA1_04_PIN
#define LCD_PINS_D7 EXPA1_03_PIN
#if ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
#define BTN_ENC_EN LCD_PINS_D7 // Detect the presence of the encoder
#endif
#endif
#endif
#endif // HAS_WIRED_LCD
// Alter timing for graphical display
#if HAS_MARLINUI_U8GLIB
#ifndef BOARD_ST7920_DELAY_1
#define BOARD_ST7920_DELAY_1 DELAY_NS(96)
#endif
#ifndef BOARD_ST7920_DELAY_2
#define BOARD_ST7920_DELAY_2 DELAY_NS(48)
#endif
#ifndef BOARD_ST7920_DELAY_3
#define BOARD_ST7920_DELAY_3 DELAY_NS(600)
#endif
#endif
//
// WIFI
//
/**
* -----
* TX | 1 2 | GND Enable PG1 // Must be high for module to run
* Enable | 3 4 | GPIO2 Reset PG0 // active low, probably OK to leave floating
* Reset | 5 6 | GPIO0 GPIO2 PF15 // must be high (ESP3D software configures this with a pullup so OK to leave as floating)
* 3.3V | 7 8 | RX GPIO0 PF14 // Leave as unused (ESP3D software configures this with a pullup so OK to leave as floating)
* -----
* W1
*/
#define ESP_WIFI_MODULE_COM 6 // Must also set either SERIAL_PORT or SERIAL_PORT_2 to this
#define ESP_WIFI_MODULE_BAUDRATE BAUDRATE // Must use same BAUDRATE as SERIAL_PORT & SERIAL_PORT_2
#define ESP_WIFI_MODULE_RESET_PIN PG0
#define ESP_WIFI_MODULE_ENABLE_PIN PG1
#define ESP_WIFI_MODULE_GPIO0_PIN PF14
#define ESP_WIFI_MODULE_GPIO2_PIN PF15
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