/** * 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 STM32F4 #error "Oops! Select an STM32F4 board in 'Tools > Board.'" #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 // // Servos // #define SERVO0_PIN PA1 // // 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 // // 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 PF12 #define SDSS PB12 #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 SCK_PIN PA5 #define MISO_PIN PA6 #define MOSI_PIN PB5 #define SD_DETECT_PIN PB11 #elif SD_CONNECTION_IS(CUSTOM_CABLE) #define "CUSTOM_CABLE is not a supported SDCARD_CONNECTION for this board" #endif /** * _____ _____ * NC | · · | GND 5V | · · | GND * RESET | · · | PF12(SD_DETECT) (LCD_D7) PG7 | · · | PG6 (LCD_D6) * (MOSI)PB15 | · · | PF11(BTN_EN2) (LCD_D5) PG3 | · · | PG2 (LCD_D4) * (SD_SS)PB12 | · · | PG10(BTN_EN1) (LCD_RS) PD10 | · · | PD11 (LCD_EN) * (SCK)PB13 | · · | PB14(MISO) (BTN_ENC) PA8 | · · | PG4 (BEEPER) * ￣￣ ￣￣ * EXP2 EXP1 */ // // LCDs and Controllers // #if HAS_SPI_LCD #define BEEPER_PIN PG4 #define BTN_ENC PA8 #if ENABLED(CR10_STOCKDISPLAY) #define LCD_PINS_RS PG6 #define BTN_EN1 PD11 #define BTN_EN2 PG2 #define LCD_PINS_ENABLE PG7 #define LCD_PINS_D4 PG3 // 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 PG6 #define DOGLCD_CS PG3 #define BTN_EN1 PG10 #define BTN_EN2 PF11 #else #define LCD_PINS_RS PD10 #define BTN_EN1 PG10 #define BTN_EN2 PF11 #define LCD_PINS_ENABLE PD11 #define LCD_PINS_D4 PG2 #if ENABLED(FYSETC_MINI_12864) #define DOGLCD_CS PD11 #define DOGLCD_A0 PD10 //#define LCD_BACKLIGHT_PIN -1 #define LCD_RESET_PIN PG2 // 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 PG3 #endif #ifndef RGB_LED_G_PIN #define RGB_LED_G_PIN PG6 #endif #ifndef RGB_LED_B_PIN #define RGB_LED_B_PIN PG7 #endif #elif ENABLED(FYSETC_MINI_12864_2_1) #define NEOPIXEL_PIN PG3 #endif #endif // !FYSETC_MINI_12864 #if ENABLED(ULTIPANEL) #define LCD_PINS_D5 PG3 #define LCD_PINS_D6 PG6 #define LCD_PINS_D7 PG7 #endif #endif // Alter timing for graphical display #if HAS_GRAPHICAL_LCD #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 #endif // HAS_SPI_LCD // // 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