/** * 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 . * */ #pragma once #ifndef TARGET_STM32F1 #error "Oops! Select an STM32F1 board in 'Tools > Board.'" #endif #define BOARD_INFO_NAME "BTT SKR E3 DIP V1.0" // Release PB3/PB4 (TMC_SW Pins) from JTAG pins #define DISABLE_JTAG // 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) // 2KB #define EEPROM_START_ADDRESS (0x8000000UL + (STM32_FLASH_SIZE) * 1024UL - (EEPROM_PAGE_SIZE) * 2UL) #define MARLIN_EEPROM_SIZE EEPROM_PAGE_SIZE // 2KB #endif // // Servos // #define SERVO0_PIN PA1 // SERVOS // // Limit Switches // #define X_STOP_PIN PC1 // "X-STOP" #define Y_STOP_PIN PC0 // "Y-STOP" #define Z_STOP_PIN PC15 // "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 PC2 // "E0-STOP" #endif // // Steppers // #define X_ENABLE_PIN PC7 #define X_STEP_PIN PC6 #define X_DIR_PIN PB15 #ifndef X_CS_PIN #define X_CS_PIN PC10 #endif #define Y_ENABLE_PIN PB14 #define Y_STEP_PIN PB13 #define Y_DIR_PIN PB12 #ifndef Y_CS_PIN #define Y_CS_PIN PC11 #endif #define Z_ENABLE_PIN PB11 #define Z_STEP_PIN PB10 #define Z_DIR_PIN PB2 #ifndef Z_CS_PIN #define Z_CS_PIN PC12 #endif #define E0_ENABLE_PIN PB1 #define E0_STEP_PIN PB0 #define E0_DIR_PIN PC5 #ifndef E0_CS_PIN #define E0_CS_PIN PD2 #endif // // Software SPI pins for TMC2130 stepper drivers // #if ENABLED(TMC_USE_SW_SPI) #ifndef TMC_SW_MOSI #define TMC_SW_MOSI PB5 #endif #ifndef TMC_SW_MISO #define TMC_SW_MISO PB4 #endif #ifndef TMC_SW_SCK #define TMC_SW_SCK PB3 #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 Y_HARDWARE_SERIAL Serial1 //#define Z_HARDWARE_SERIAL Serial1 //#define E0_HARDWARE_SERIAL Serial1 // // Software serial // #define X_SERIAL_TX_PIN PC10 #define X_SERIAL_RX_PIN PC10 #define Y_SERIAL_TX_PIN PC11 #define Y_SERIAL_RX_PIN PC11 #define Z_SERIAL_TX_PIN PC12 #define Z_SERIAL_RX_PIN PC12 #define E0_SERIAL_TX_PIN PD2 #define E0_SERIAL_RX_PIN PD2 // Reduce baud rate to improve software serial reliability #define TMC_BAUD_RATE 19200 #endif // // 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" #define FAN_PIN PA8 // "FAN0" // // USB connect control // #define USB_CONNECT_PIN PC13 #define USB_CONNECT_INVERTING false /** * _____ * 5V | 1 2 | GND * (LCD_EN) PB7 | 3 4 | PB8 (LCD_RS) * (LCD_D4) PB9 | 5 6 PA10 (BTN_EN2) * RESET | 7 8 | PA9 (BTN_EN1) * (BTN_ENC) PB6 | 9 10| PA15 (BEEPER) * ----- * EXP1 */ #if HAS_SPI_LCD #if ENABLED(CR10_STOCKDISPLAY) #define BEEPER_PIN PA15 #define BTN_ENC PB6 #define BTN_EN1 PA9 #define BTN_EN2 PA10 #define LCD_PINS_RS PB8 #define LCD_PINS_ENABLE PB7 #define LCD_PINS_D4 PB9 #elif ENABLED(ZONESTAR_LCD) // ANET A8 LCD Controller - Must convert to 3.3V - CONNECTING TO 5V WILL DAMAGE THE BOARD! #error "CAUTION! ZONESTAR_LCD requires wiring modifications. See 'pins_BTT_SKR_MINI_E3.h' for details. Comment out this line to continue." #define LCD_PINS_RS PB9 #define LCD_PINS_ENABLE PB6 #define LCD_PINS_D4 PB8 #define LCD_PINS_D5 PA10 #define LCD_PINS_D6 PA9 #define LCD_PINS_D7 PA15 #define ADC_KEYPAD_PIN PA1 // Repurpose servo pin for ADC - CONNECTING TO 5V WILL DAMAGE THE BOARD! #elif EITHER(MKS_MINI_12864, ENDER2_STOCKDISPLAY) /** Creality Ender-2 display pinout * _____ * 5V | 1 2 | GND * (MOSI) PB7 | 3 4 | PB8 (LCD_RS) * (LCD_A0) PB9 | 5 6 PA10 (BTN_EN2) * RESET | 7 8 | PA9 (BTN_EN1) * (BTN_ENC) PB6 | 9 10| PA15 (SCK) * ----- * EXP1 */ #define BTN_ENC PB6 #define BTN_EN1 PA9 #define BTN_EN2 PA10 #define DOGLCD_CS PB8 #define DOGLCD_A0 PB9 #define DOGLCD_SCK PA15 #define DOGLCD_MOSI PB7 #define FORCE_SOFT_SPI #define LCD_BACKLIGHT_PIN -1 #else #error "Only CR10_STOCKDISPLAY, ZONESTAR_LCD, ENDER2_STOCKDISPLAY, MKS_MINI_12864, and MKS_LCD12864 are currently supported on the BIGTREE_SKR_E3_DIP." #endif #endif // HAS_SPI_LCD #if BOTH(TOUCH_UI_FTDI_EVE, LCD_FYSETC_TFT81050) #error "CAUTION! LCD_FYSETC_TFT81050 requires wiring modifications. See 'pins_BTT_SKR_E3_DIP.h' for details. Comment out this line to continue." /** FYSETC TFT TFT81050 display pinout * * Board Display * _____ _____ * 5V | 1 2 | GND (SPI1-MISO) MISO | 1 2 | SCK (SPI1-SCK) * (FREE) PB7 | 3 4 | PB8 (LCD_CS) (PA9) MOD_RESET | 3 4 | SD_CS (PA10) * (FREE) PB9 | 5 6 PA10 (SD_CS) (PB8) LCD_CS | 5 6 MOSI (SPI1-MOSI) * RESET | 7 8 | PA9 (MOD_RESET) (PA15) SD_DET | 7 8 | RESET * (BEEPER) PB6 | 9 10| PA15 (SD_DET) GND | 9 10| 5V * ----- ----- * EXP1 EXP1 * * Needs custom cable: * * Board Adapter Display * _________ * EXP1-1 ----------- EXP1-10 * EXP1-2 ----------- EXP1-9 * SPI1-4 ----------- EXP1-6 * EXP1-4 ----------- EXP1-5 * SP11-3 ----------- EXP1-2 * EXP1-6 ----------- EXP1-4 * EXP1-7 ----------- EXP1-8 * EXP1-8 ----------- EXP1-3 * SPI1-1 ----------- EXP1-1 * EXP1-10 ----------- EXP1-7 * */ #define CLCD_SPI_BUS 1 // SPI1 connector #define BEEPER_PIN PB6 #define CLCD_MOD_RESET PA9 #define CLCD_SPI_CS PA8 #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 #endif #if BOTH(TOUCH_UI_FTDI_EVE, LCD_FYSETC_TFT81050) && SD_CONNECTION_IS(LCD) #define SD_DETECT_PIN PA15 #define SS_PIN PA10 #elif SD_CONNECTION_IS(CUSTOM_CABLE) #error "SD CUSTOM_CABLE is not compatible with SKR E3 DIP." #endif #define ON_BOARD_SPI_DEVICE 1 // SPI1 #define ONBOARD_SD_CS_PIN PA4 // Chip select for "System" SD card