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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
-
- #include "env_validate.h"
-
- // Release PB3/PB4 (E0 STP/DIR) from JTAG pins
- #define DISABLE_JTAG
-
- #define USES_DIAG_JUMPERS
-
- // Ignore temp readings during development.
- //#define BOGUS_TEMPERATURE_GRACE_PERIOD 2000
-
- #if EITHER(NO_EEPROM_SELECTED, FLASH_EEPROM_EMULATION)
- #define FLASH_EEPROM_EMULATION
- #define EEPROM_PAGE_SIZE (0x800U) // 2K
- #define EEPROM_START_ADDRESS (0x8000000UL + (STM32_FLASH_SIZE) * 1024UL - (EEPROM_PAGE_SIZE) * 2UL)
- #define MARLIN_EEPROM_SIZE EEPROM_PAGE_SIZE // 2K
- #endif
-
- //
- // Servos
- //
- #define SERVO0_PIN PA1 // SERVOS
-
- //
- // Limit Switches
- //
- #define X_STOP_PIN PC0 // X-STOP
- #define Y_STOP_PIN PC1 // Y-STOP
- #define Z_STOP_PIN PC2 // Z-STOP
-
- //
- // Z Probe must be this pin
- //
- #define Z_MIN_PROBE_PIN PC14 // PROBE
-
- //
- // Filament Runout Sensor
- //
- #ifndef FIL_RUNOUT_PIN
- #define FIL_RUNOUT_PIN PC15 // E0-STOP
- #endif
-
- //
- // Power-loss Detection
- //
- #ifndef POWER_LOSS_PIN
- #define POWER_LOSS_PIN PC12 // Power Loss Detection: PWR-DET
- #endif
-
- //
- // Steppers
- //
- #define X_ENABLE_PIN PB14
- #define X_STEP_PIN PB13
- #define X_DIR_PIN PB12
-
- #define Y_ENABLE_PIN PB11
- #define Y_STEP_PIN PB10
- #define Y_DIR_PIN PB2
-
- #define Z_ENABLE_PIN PB1
- #define Z_STEP_PIN PB0
- #define Z_DIR_PIN PC5
-
- #define E0_ENABLE_PIN PD2
- #define E0_STEP_PIN PB3
- #define E0_DIR_PIN PB4
-
- //
- // Temperature Sensors
- //
- #define TEMP_0_PIN PA0 // Analog Input "TH0"
- #define TEMP_BED_PIN PC3 // Analog Input "TB0"
-
- //
- // Heaters / Fans
- //
- #define HEATER_0_PIN PC8 // "HE"
- #define HEATER_BED_PIN PC9 // "HB"
-
- #ifdef SKR_MINI_E3_V2
- #define FAN_PIN PC6
- #else
- #define FAN_PIN PA8 // "FAN0"
- #endif
-
- //
- // USB connect control
- //
- #ifdef SKR_MINI_E3_V2
- #define USB_CONNECT_PIN PA14
- #else
- #define USB_CONNECT_PIN PC13
- #endif
-
- #define USB_CONNECT_INVERTING false
-
- /**
- * SKR Mini E3 V1.0, V1.2 SKR Mini E3 V2.0
- * ------ ------
- * (BEEPER) PB5 | 1 2 | PB6 (BTN_ENC) (BEEPER) PB5 | 1 2 | PA15 (BTN_ENC)
- * (BTN_EN1) PA9 | 3 4 | RESET (BTN_EN1) PA9 | 3 4 | RESET
- * (BTN_EN2) PA10 5 6 | PB9 (LCD_D4) (BTN_EN2) PA10 5 6 | PB9 (LCD_D4)
- * (LCD_RS) PB8 | 7 8 | PB7 (LCD_EN) (LCD_RS) PB8 | 7 8 | PB15 (LCD_EN)
- * GND | 9 10 | 5V GND | 9 10 | 5V
- * ------ ------
- * EXP1 EXP1
- */
- #ifdef SKR_MINI_E3_V2
- #define EXP1_02_PIN PA15
- #define EXP1_08_PIN PB15
- #else
- #define EXP1_02_PIN PB6
- #define EXP1_08_PIN PB7
- #endif
- #define EXP1_01_PIN PB5
- #define EXP1_03_PIN PA9
- #define EXP1_04_PIN -1 // RESET
- #define EXP1_05_PIN PA10
- #define EXP1_06_PIN PB9
- #define EXP1_07_PIN PB8
-
- #if HAS_DWIN_E3V2 || IS_DWIN_MARLINUI
- /**
- * ------ ------ ------
- * (ENT) | 1 2 | (BEEP) |10 9 | |10 9 |
- * (RX) | 3 4 | (RX) | 8 7 | (TX) RX | 8 7 | TX
- * (TX) 5 6 | (ENT) 6 5 | (BEEP) ENT | 6 5 | BEEP
- * (B) | 7 8 | (A) (B) | 4 3 | (A) B | 4 3 | A
- * GND | 9 10 | (VCC) GND | 2 1 | VCC GND | 2 1 | VCC
- * ------ ------ ------
- * EXP1 DWIN DWIN (plug)
- *
- * All pins are labeled as printed on DWIN PCB. Connect TX-TX, A-A and so on.
- */
-
- #ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
- #error "CAUTION! Ender-3 V2 display requires a custom cable. See 'pins_BTT_SKR_MINI_E3_common.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
- #endif
-
- #define BEEPER_PIN EXP1_02_PIN
- #define BTN_EN1 EXP1_08_PIN
- #define BTN_EN2 EXP1_07_PIN
- #define BTN_ENC EXP1_01_PIN
-
- #elif HAS_WIRED_LCD
-
- #if ENABLED(CR10_STOCKDISPLAY)
-
- #define BEEPER_PIN EXP1_01_PIN
- #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_ENABLE EXP1_08_PIN
- #define LCD_PINS_D4 EXP1_06_PIN
-
- #elif ENABLED(ZONESTAR_LCD) // ANET A8 LCD Controller - Must convert to 3.3V - CONNECTING TO 5V WILL DAMAGE THE BOARD!
-
- #ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
- #error "CAUTION! ZONESTAR_LCD requires wiring modifications. See 'pins_BTT_SKR_MINI_E3_common.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
- #endif
-
- #define LCD_PINS_RS EXP1_06_PIN
- #define LCD_PINS_ENABLE EXP1_02_PIN
- #define LCD_PINS_D4 EXP1_07_PIN
- #define LCD_PINS_D5 EXP1_05_PIN
- #define LCD_PINS_D6 EXP1_03_PIN
- #define LCD_PINS_D7 EXP1_01_PIN
- #define ADC_KEYPAD_PIN PA1 // Repurpose servo pin for ADC - CONNECTING TO 5V WILL DAMAGE THE BOARD!
-
- #elif EITHER(MKS_MINI_12864, ENDER2_STOCKDISPLAY)
-
- #define BTN_ENC EXP1_02_PIN
- #define BTN_EN1 EXP1_03_PIN
- #define BTN_EN2 EXP1_05_PIN
-
- #define DOGLCD_CS EXP1_07_PIN
- #define DOGLCD_A0 EXP1_06_PIN
- #define DOGLCD_SCK EXP1_01_PIN
- #define DOGLCD_MOSI EXP1_08_PIN
-
- #define FORCE_SOFT_SPI
- #define LCD_BACKLIGHT_PIN -1
-
- #elif IS_TFTGLCD_PANEL
-
- #if ENABLED(TFTGLCD_PANEL_SPI)
-
- #ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
- #error "CAUTION! TFTGLCD_PANEL_SPI requires wiring modifications. See 'pins_BTT_SKR_MINI_E3_common.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
- #endif
-
- /**
- * TFTGLCD_PANEL_SPI display pinout
- *
- * Board Display
- * ------ ------
- * (SD_DET) PB5 | 1 2 | PB6 (BEEPER) 5V |10 9 | GND
- * (MOD_RESET) PA9 | 3 4 | RESET -- | 8 7 | (SD_DET)
- * (SD_CS) PA10 5 6 | PB9 (MOSI) | 6 5 | --
- * (LCD_CS) PB8 | 7 8 | PB7 (SD_CS) | 4 3 | (LCD_CS)
- * GND | 9 10 | 5V (SCK) | 2 1 | (MISO)
- * ------ ------
- * EXP1 EXP1
- *
- * Needs custom cable:
- *
- * Board Adapter Display
- * ----------------------------------
- * EXP1-10 ---------- EXP1-10 5V
- * EXP1-9 ----------- EXP1-9 GND
- * SPI1-4 ----------- EXP1-6 MOSI
- * EXP1-7 ----------- n/c
- * SPI1-3 ----------- EXP1-2 SCK
- * EXP1-5 ----------- EXP1-4 SD_CS
- * EXP1-4 ----------- n/c
- * EXP1-3 ----------- EXP1-3 LCD_CS
- * SPI1-1 ----------- EXP1-1 MISO
- * EXP1-1 ----------- EXP1-7 SD_DET
- */
-
- #define TFTGLCD_CS EXP1_03_PIN
-
- #endif
-
- #elif ENABLED(FYSETC_MINI_12864_2_1)
-
- #ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
- #error "CAUTION! FYSETC_MINI_12864_2_1 / MKS_MINI_12864_V3 / BTT_MINI_12864_V1 requires wiring modifications. See 'pins_BTT_SKR_MINI_E3_common.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
- #endif
-
- /**
- * FYSETC_MINI_12864_2_1 / MKS_MINI_12864_V3 / BTT_MINI_12864_V1 display pinout
- *
- * Board Display
- * ------ ------
- * PB5 | 1 2 | PA15 (BEEP) |10 9 | BTN_ENC
- * PA9 | 3 4 | RESET LCD_CS | 8 7 | LCD A0
- * PA10 | 5 6 | PB9 LCD_RST | 6 5 | RED
- * PB8 | 7 8 | PB15 (GREEN) | 4 3 | (BLUE)
- * GND | 9 10 | 5V GND | 2 1 | 5V
- * ------ ------
- * EXP1 EXP1
- *
- * --- ------
- * RST | 1 | (MISO) |10 9 | SCK
- * (RX2) PA2 | 2 | BTN_EN1 | 8 7 | (SS)
- * (TX2) PA3 | 3 | BTN_EN2 | 6 5 | MOSI
- * GND | 4 | (CD) | 4 3 | (RST)
- * 5V | 5 | (GND) | 2 1 | (KILL)
- * --- ------
- * TFT EXP2
- *
- * Needs custom cable:
- *
- * Board Display
- *
- * EXP1-10 ---------- EXP1-1 5V
- * EXP1-9 ----------- EXP1-2 GND
- * EXP1-8 ----------- EXP2-6 EN2
- * EXP1-7 ----------- EXP1-5 RED
- * EXP1-6 ----------- EXP2-8 EN1
- * EXP1-5 ----------- EXP1-6 LCD_RST
- * EXP1-4 ----------- n/c
- * EXP1-3 ----------- EXP1-8 LCD_CS
- * EXP1-2 ----------- EXP1-9 ENC
- * EXP1-1 ----------- EXP1-7 LCD_A0
- *
- * TFT-2 ----------- EXP2-9 SCK
- * TFT-3 ----------- EXP2-5 MOSI
- *
- * for backlight configuration see steps 2 (V2.1) and 3 in https://wiki.fysetc.com/Mini12864_Panel/
- */
-
- #define LCD_PINS_RS EXP1_03_PIN // CS
- #define LCD_PINS_ENABLE PA3 // MOSI
- #define LCD_BACKLIGHT_PIN -1
- #define NEOPIXEL_PIN EXP1_07_PIN
- #define LCD_CONTRAST 255
- #define LCD_RESET_PIN EXP1_05_PIN
-
- #define DOGLCD_CS EXP1_03_PIN
- #define DOGLCD_A0 EXP1_01_PIN
- #define DOGLCD_SCK PA2
- #define DOGLCD_MOSI PA3
-
- #define BTN_ENC PA15
- #define BTN_EN1 EXP1_06_PIN
- #define BTN_EN2 PB15
-
- #define FORCE_SOFT_SPI
-
- #else
- #error "Only CR10_STOCKDISPLAY, ZONESTAR_LCD, ENDER2_STOCKDISPLAY, MKS_MINI_12864, TFTGLCD_PANEL_(SPI|I2C), FYSETC_MINI_12864_2_1, MKS_MINI_12864_V3, and BTT_MINI_12864_V1 are currently supported on the BIGTREE_SKR_MINI_E3."
- #endif
-
- #endif // HAS_WIRED_LCD
-
- #if BOTH(TOUCH_UI_FTDI_EVE, LCD_FYSETC_TFT81050)
-
- #ifndef NO_CONTROLLER_CUSTOM_WIRING_WARNING
- #error "CAUTION! LCD_FYSETC_TFT81050 requires wiring modifications. See 'pins_BTT_SKR_MINI_E3_common.h' for details. (Define NO_CONTROLLER_CUSTOM_WIRING_WARNING to suppress this warning.)"
- #endif
-
- /**
- * FYSETC TFT TFT81050 display pinout
- *
- * Board Display
- * ------ ------
- * (SD_DET) PB5 | 1 2 | PB6 (BEEPER) 5V |10 9 | GND
- * (MOD_RESET) PA9 | 3 4 | RESET (RESET) | 8 7 | (SD_DET)
- * (SD_CS) PA10 5 6 | PB9 (MOSI) | 6 5 | (LCD_CS)
- * (LCD_CS) PB8 | 7 8 | PB7 (SD_CS) | 4 3 | (MOD_RESET)
- * GND | 9 10 | 5V (SCK) | 2 1 | (MISO)
- * ------ ------
- * EXP1 EXP1
- *
- * Needs custom cable:
- *
- * Board Adapter Display
- * ----------------------------------
- * EXP1-10 ---------- EXP1-10 5V
- * EXP1-9 ----------- EXP1-9 GND
- * SPI1-4 ----------- EXP1-6 MOSI
- * EXP1-7 ----------- EXP1-5 LCD_CS
- * SPI1-3 ----------- EXP1-2 SCK
- * EXP1-5 ----------- EXP1-4 SD_CS
- * EXP1-4 ----------- EXP1-8 RESET
- * EXP1-3 ----------- EXP1-3 MOD_RST
- * SPI1-1 ----------- EXP1-1 MISO
- * EXP1-1 ----------- EXP1-7 SD_DET
- */
-
- #define CLCD_SPI_BUS 1 // SPI1 connector
-
- #define BEEPER_PIN EXP1_02_PIN
-
- #define CLCD_MOD_RESET EXP1_03_PIN
- #define CLCD_SPI_CS EXP1_07_PIN
-
- #endif // TOUCH_UI_FTDI_EVE && LCD_FYSETC_TFT81050
-
- //
- // SD Support
- //
-
- #ifndef SDCARD_CONNECTION
- #define SDCARD_CONNECTION ONBOARD
- #endif
-
- #if SD_CONNECTION_IS(ONBOARD)
- #define SD_DETECT_PIN PC4
- #elif SD_CONNECTION_IS(LCD) && (BOTH(TOUCH_UI_FTDI_EVE, LCD_FYSETC_TFT81050) || IS_TFTGLCD_PANEL)
- #define SD_DETECT_PIN EXP1_01_PIN
- #define SD_SS_PIN EXP1_05_PIN
- #elif SD_CONNECTION_IS(CUSTOM_CABLE)
- #error "SD CUSTOM_CABLE is not compatible with SKR Mini E3."
- #endif
-
- #define ONBOARD_SPI_DEVICE 1 // SPI1 -> used only by HAL/STM32F1...
- #define ONBOARD_SD_CS_PIN PA4 // Chip select for "System" SD card
-
- #define ENABLE_SPI1
- #define SDSS ONBOARD_SD_CS_PIN
- #define SD_SCK_PIN PA5
- #define SD_MISO_PIN PA6
- #define SD_MOSI_PIN PA7
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