/** * Marlin 3D Printer Firmware * Copyright (c) 2022 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 . * */ #pragma once //#define BOARD_CUSTOM_BUILD_FLAGS -DTONE_CHANNEL=4 -DTONE_TIMER=4 -DTIMER_TONE=4 #include "env_validate.h" #if HOTENDS > 1 || E_STEPPERS > 1 #error "BTT SKR Mini E3 V3.0.1 supports up to 1 hotend / E stepper." #endif #ifndef BOARD_INFO_NAME #define BOARD_INFO_NAME "BTT SKR Mini E3 V3.0.1" #endif #define USES_DIAG_JUMPERS // Ignore temp readings during development. //#define BOGUS_TEMPERATURE_GRACE_PERIOD 2000 #ifndef NEOPIXEL_LED #define LED_PIN PA14 #endif // Onboard I2C EEPROM #if EITHER(NO_EEPROM_SELECTED, I2C_EEPROM) #undef NO_EEPROM_SELECTED #define I2C_EEPROM #define SOFT_I2C_EEPROM // Force the use of Software I2C #define I2C_SCL_PIN PB8 #define I2C_SDA_PIN PB9 #define MARLIN_EEPROM_SIZE 0x1000 // 4KB #endif // // Servos // #define SERVO0_PIN PA0 // SERVOS // // Limit Switches // #define X_STOP_PIN PB5 // X-STOP #define Y_STOP_PIN PB6 // Y-STOP #define Z_STOP_PIN PB7 // Z-STOP // // Z Probe must be this pin // #define Z_MIN_PROBE_PIN PA1 // 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 PC13 // Power Loss Detection: PWR-DET #endif #ifndef NEOPIXEL_PIN #define NEOPIXEL_PIN PA14 // LED driving pin #endif #ifndef PS_ON_PIN #define PS_ON_PIN PC14 // Power Supply Control #endif // // Steppers // #define X_ENABLE_PIN PC10 #define X_STEP_PIN PC11 #define X_DIR_PIN PC12 #define Y_ENABLE_PIN PB13 #define Y_STEP_PIN PB12 #define Y_DIR_PIN PB10 #define Z_ENABLE_PIN PB2 #define Z_STEP_PIN PB1 #define Z_DIR_PIN PB0 #define E0_ENABLE_PIN PC3 #define E0_STEP_PIN PC2 #define E0_DIR_PIN PC1 #if HAS_TMC_UART /** * TMC220x stepper drivers * Hardware serial communication ports */ #define X_HARDWARE_SERIAL MSerial6 #define Y_HARDWARE_SERIAL MSerial6 #define Z_HARDWARE_SERIAL MSerial6 #define E0_HARDWARE_SERIAL MSerial6 // Default TMC slave addresses #ifndef X_SLAVE_ADDRESS #define X_SLAVE_ADDRESS 0 #endif #ifndef Y_SLAVE_ADDRESS #define Y_SLAVE_ADDRESS 2 #endif #ifndef Z_SLAVE_ADDRESS #define Z_SLAVE_ADDRESS 1 #endif #ifndef E0_SLAVE_ADDRESS #define E0_SLAVE_ADDRESS 3 #endif #endif // // Temperature Sensors // #define TEMP_0_PIN PC5 // Analog Input "TH0" #define TEMP_BED_PIN PC4 // Analog Input "TB0" // // Heaters / Fans // #define HEATER_0_PIN PA15 // "HE" #define HEATER_BED_PIN PB3 // "HB" #define FAN_PIN PC9 // "FAN0" #define FAN1_PIN PA8 // "FAN1" #define FAN2_PIN PC8 // "FAN2" /** * SKR Mini E3 V3.0.1 * ------ * (BEEPER) PB15 | 1 2 | PB14 (BTN_ENC) * (BTN_EN1) PA9 | 3 4 | RESET * (BTN_EN2) PA10 5 6 | PB4 (LCD_D4) * (LCD_RS) PD2 | 7 8 | PC0 (LCD_EN) * GND | 9 10 | 5V * ------ * EXP1 */ #define EXP1_01_PIN PB15 #define EXP1_02_PIN PB14 #define EXP1_03_PIN PA9 #define EXP1_04_PIN -1 // RESET #define EXP1_05_PIN PA10 #define EXP1_06_PIN PB4 #define EXP1_07_PIN PD2 #define EXP1_08_PIN PC0 #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. */ #error "DWIN_CREALITY_LCD requires a custom cable, see diagram above this line. Comment out this line to continue." #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 * ------ ------ * (BEEPER) PB6 | 1 2 | PB15 (SD_DET) 5V |10 9 | GND * RESET | 3 4 | PA9 (MOD_RESET) -- | 8 7 | (SD_DET) * PB4 5 6 | PA10 (SD_CS) (MOSI) | 6 5 | -- * PB7 | 7 8 | PD2 (LCD_CS) (SD_CS) | 4 3 | (LCD_CS) * GND | 9 10 | 5V (SCK) | 2 1 | (MISO) * ------ ------ * EXP1 EXP1 * * Needs custom cable: * * Board Display * * EXP1-10 ---------- EXP1-10 * EXP1-9 ----------- EXP1-9 * SPI1-4 ----------- EXP1-6 * EXP1-7 ----------- FREE * SPI1-3 ----------- EXP1-2 * EXP1-5 ----------- EXP1-4 * EXP1-4 ----------- FREE * EXP1-3 ----------- EXP1-3 * SPI1-1 ----------- EXP1-1 * EXP1-1 ----------- EXP1-7 */ #define TFTGLCD_CS EXP1_03_PIN #endif #else #error "Only CR10_STOCKDISPLAY, ZONESTAR_LCD, ENDER2_STOCKDISPLAY, MKS_MINI_12864, and TFTGLCD_PANEL_(SPI|I2C) 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) PB15 | 1 2 | PB6 (BEEPER) 5V |10 9 | GND * (MOD_RESET) PA9 | 3 4 | RESET (RESET) | 8 7 | (SD_DET) * (SD_CS) PA10 5 6 | PB4 (FREE) (MOSI) | 6 5 | (LCD_CS) * (LCD_CS) PD2 | 7 8 | PB7 (FREE) (SD_CS) | 4 3 | (MOD_RESET) * 5V | 9 10 | GND (SCK) | 2 1 | (MISO) * ------ ------ * EXP1 EXP1 * * Needs custom cable: * * Board Adapter Display * _________ * EXP1-10 ---------- EXP1-10 * EXP1-9 ----------- EXP1-9 * SPI1-4 ----------- EXP1-6 * EXP1-7 ----------- EXP1-5 * SPI1-3 ----------- EXP1-2 * EXP1-5 ----------- EXP1-4 * EXP1-4 ----------- EXP1-8 * EXP1-3 ----------- EXP1-3 * SPI1-1 ----------- EXP1-1 * EXP1-1 ----------- EXP1-7 */ #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(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_SS_PIN ONBOARD_SD_CS_PIN #define SD_SCK_PIN PA5 #define SD_MISO_PIN PA6 #define SD_MOSI_PIN PA7