/** * Marlin 3D Printer Firmware * Copyright (c) 2019 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 . * */ #ifndef TARGET_LPC1768 #error "Oops! Make sure you have the LPC1768 environment selected in your IDE." #endif #ifndef BOARD_NAME #define BOARD_NAME "BIGTREE SKR V1.3" #endif // Ignore temp readings during develpment. //#define BOGUS_TEMPERATURE_FAILSAFE_OVERRIDE // // Servos // #define SERVO0_PIN P2_00 // // Limit Switches // #define X_MIN_PIN P1_29 #define X_MAX_PIN P1_28 #define Y_MIN_PIN P1_27 #define Y_MAX_PIN P1_26 #define Z_MIN_PIN P1_25 #define Z_MAX_PIN P1_24 // // Z Probe (when not Z_MIN_PIN) // #ifndef Z_MIN_PROBE_PIN #define Z_MIN_PROBE_PIN P1_24 #endif // // Filament Runout Sensor // #ifndef FIL_RUNOUT_PIN #define FIL_RUNOUT_PIN P1_28 #endif // // Steppers // #define X_STEP_PIN P2_02 #define X_DIR_PIN P2_06 #define X_ENABLE_PIN P2_01 #ifndef X_CS_PIN #define X_CS_PIN P1_17 #endif #define Y_STEP_PIN P0_19 #define Y_DIR_PIN P0_20 #define Y_ENABLE_PIN P2_08 #ifndef Y_CS_PIN #define Y_CS_PIN P1_15 #endif #define Z_STEP_PIN P0_22 #define Z_DIR_PIN P2_11 #define Z_ENABLE_PIN P0_21 #ifndef Z_CS_PIN #define Z_CS_PIN P1_10 #endif #define E0_STEP_PIN P2_13 #define E0_DIR_PIN P0_11 #define E0_ENABLE_PIN P2_12 #ifndef E0_CS_PIN #define E0_CS_PIN P1_08 #endif #define E1_STEP_PIN P0_01 #define E1_DIR_PIN P0_00 #define E1_ENABLE_PIN P0_10 #ifndef E1_CS_PIN #define E1_CS_PIN P1_01 #endif // // Software SPI pins for TMC2130 stepper drivers // #if ENABLED(TMC_USE_SW_SPI) #define TMC_SW_MOSI P4_28 #define TMC_SW_MISO P0_05 #define TMC_SW_SCK P0_04 #endif #if HAS_DRIVER(TMC2208) || HAS_DRIVER(TMC2209) /** * TMC2208/TMC2209 stepper drivers * * Hardware serial communication ports. * If undefined software serial is used according to the pins below */ //#define X_HARDWARE_SERIAL Serial //#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 P4_29 #define X_SERIAL_RX_PIN P1_17 #define Y_SERIAL_TX_PIN P1_16 #define Y_SERIAL_RX_PIN P1_15 #define Z_SERIAL_TX_PIN P1_14 #define Z_SERIAL_RX_PIN P1_10 #define E0_SERIAL_TX_PIN P1_09 #define E0_SERIAL_RX_PIN P1_08 #define E1_SERIAL_TX_PIN P1_04 #define E1_SERIAL_RX_PIN P1_01 #define Z2_SERIAL_TX_PIN P1_04 #define Z2_SERIAL_RX_PIN P1_01 #endif // // Temperature Sensors // 3.3V max when defined as an analog input // #define TEMP_BED_PIN 0 // A0 (T0) - (67) - TEMP_BED_PIN #define TEMP_0_PIN 1 // A1 (T1) - (68) - TEMP_0_PIN #define TEMP_1_PIN 2 // A2 (T2) - (69) - TEMP_1_PIN // // Heaters / Fans // #define HEATER_0_PIN P2_07 #if HOTENDS == 1 #define FAN1_PIN P2_04 #else #define HEATER_1_PIN P2_04 #endif #define FAN_PIN P2_03 #define HEATER_BED_PIN P2_05 /** * _____ _____ * NC | · · | GND 5V | · · | GND * RESET | · · | 1.31(SD_DETECT) (LCD_D7) 1.23 | · · | 1.22 (LCD_D6) * (MOSI)0.18 | · · | 3.25(BTN_EN2) (LCD_D5) 1.21 | · · | 1.20 (LCD_D4) * (SD_SS)0.16 | · · | 3.26(BTN_EN1) (LCD_RS) 1.19 | · · | 1.18 (LCD_EN) * (SCK)0.15 | · · | 0.17(MISO) (BTN_ENC) 0.28 | · · | 1.30 (BEEPER) * ----- ----- * EXP2 EXP1 */ #if HAS_SPI_LCD #define BEEPER_PIN P1_30 // (37) not 5V tolerant #define BTN_ENC P0_28 // (58) open-drain #if ENABLED(CR10_STOCKDISPLAY) #define LCD_PINS_RS P1_22 #define BTN_EN1 P1_18 #define BTN_EN2 P1_20 #define LCD_PINS_ENABLE P1_23 #define LCD_PINS_D4 P1_21 #else #define LCD_PINS_RS P1_19 #define BTN_EN1 P3_26 // (31) J3-2 & AUX-4 #define BTN_EN2 P3_25 // (33) J3-4 & AUX-4 #define LCD_PINS_ENABLE P1_18 #define LCD_PINS_D4 P1_20 #define LCD_SDSS P0_16 // (16) J3-7 & AUX-4 #define SD_DETECT_PIN P1_31 // (49) (NOT 5V tolerant) #if ENABLED(FYSETC_MINI_12864) #define DOGLCD_CS P1_18 #define DOGLCD_A0 P1_19 #define DOGLCD_SCK P0_15 #define DOGLCD_MOSI P0_18 #define FORCE_SOFT_SPI #define LCD_BACKLIGHT_PIN -1 #define FORCE_SOFT_SPI // Use this if default of hardware SPI causes display problems // results in LCD soft SPI mode 3, SD soft SPI mode 0 #define LCD_RESET_PIN P1_20 // 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 P1_21 #endif #ifndef RGB_LED_G_PIN #define RGB_LED_G_PIN P1_22 #endif #ifndef RGB_LED_B_PIN #define RGB_LED_B_PIN P1_23 #endif #elif ENABLED(FYSETC_MINI_12864_2_1) #define NEOPIXEL_PIN P1_21 #endif #else // !FYSETC_MINI_12864 #if ENABLED(MKS_MINI_12864) #define DOGLCD_CS P1_21 #define DOGLCD_A0 P1_22 #endif #if ENABLED(ULTIPANEL) #define LCD_PINS_D5 P1_21 #define LCD_PINS_D6 P1_22 #define LCD_PINS_D7 P1_23 #endif #endif // !FYSETC_MINI_12864 #endif #endif // HAS_SPI_LCD // // SD Support // #ifndef SDCARD_CONNECTION #define SDCARD_CONNECTION LCD #endif #define ONBOARD_SD_CS_PIN P0_06 // Chip select for "System" SD card #if SD_CONNECTION_IS(LCD) #define SCK_PIN P0_15 #define MISO_PIN P0_17 #define MOSI_PIN P0_18 #define SS_PIN P0_16 #elif SD_CONNECTION_IS(ONBOARD) #undef SD_DETECT_PIN #define SD_DETECT_PIN P0_27 #define SCK_PIN P0_07 #define MISO_PIN P0_08 #define MOSI_PIN P0_09 #define SS_PIN ONBOARD_SD_CS_PIN #elif SD_CONNECTION_IS(CUSTOM_CABLE) #error "No custom SD drive cable defined for this board." #endif /** * Special pins * P1_30 (37) (NOT 5V tolerant) * P1_31 (49) (NOT 5V tolerant) * P0_27 (57) (Open collector) * P0_28 (58) (Open collector) */