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- /**
- * Marlin 3D Printer Firmware
- * Copyright (c) 2021 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
-
- #if NOT_TARGET(STM32H7)
- #error "Oops! Select an STM32H7 board in 'Tools > Board.'"
- #endif
-
- #define DEFAULT_MACHINE_NAME "Biqu BX"
-
- // Onboard I2C EEPROM
- #define I2C_EEPROM
- #define MARLIN_EEPROM_SIZE 0x1000 // 4K (24C32)
-
- #define HAS_OTG_USB_HOST_SUPPORT // USB Flash Drive support
- //#define SWD_DEBUG // Use pins PA13 and PA14 on STM32H7 for the SWD debugger
-
- //
- // Limit Switches
- //
- #define X_MIN_PIN PB11
- #define X_MAX_PIN PD13
- #define Y_MIN_PIN PB12
- #define Y_MAX_PIN PB13
- #define Z_MIN_PIN PD12
- #define Z_MAX_PIN PD11
-
- #define FIL_RUNOUT_PIN PD13
- #define FIL_RUNOUT2_PIN PB13
-
- #ifndef SWD_DEBUG
- #define LED_PIN PA13
- #define BEEPER_PIN PA14
- #endif
-
- #define POWER_MONITOR_PIN PB0
- #define RPI_POWER_PIN PE5
-
- #define SERVO0_PIN PA2
-
- //
- // Z Probe (when not Z_MIN_PIN)
- //
- #ifndef Z_MIN_PROBE_PIN
- #define Z_MIN_PROBE_PIN PH2 // Probe
- #endif
-
- //
- // Steppers
- //
- #define X_STEP_PIN PG13
- #define X_DIR_PIN PG12
- #define X_ENABLE_PIN PG14
- #define X_CS_PIN PG10
-
- #define Y_STEP_PIN PB3
- #define Y_DIR_PIN PD3
- #define Y_ENABLE_PIN PB4
- #define Y_CS_PIN PD4
-
- #define Z_STEP_PIN PD7
- #define Z_DIR_PIN PD6
- #define Z_ENABLE_PIN PG9
- #define Z_CS_PIN PD5
-
- #define E0_STEP_PIN PC14
- #define E0_DIR_PIN PC13
- #define E0_ENABLE_PIN PC15
- #define E0_CS_PIN PI8
-
- #define E1_STEP_PIN PA8
- #define E1_DIR_PIN PC9
- #define E1_ENABLE_PIN PD2
- #define E1_CS_PIN PC8
-
- //
- // Software SPI pins for TMC2130 stepper drivers
- //
- #if ENABLED(TMC_USE_SW_SPI)
- #ifndef TMC_SW_MOSI
- #define TMC_SW_MOSI PC6
- #endif
- #ifndef TMC_SW_MISO
- #define TMC_SW_MISO PG3
- #endif
- #ifndef TMC_SW_SCK
- #define TMC_SW_SCK PC7
- #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 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
- //#define E5_HARDWARE_SERIAL Serial1
- //#define E6_HARDWARE_SERIAL Serial1
- //#define E7_HARDWARE_SERIAL Serial1
-
- #define X_SERIAL_TX_PIN PG10
- #define X_SERIAL_RX_PIN X_SERIAL_TX_PIN
-
- #define Y_SERIAL_TX_PIN PD4
- #define Y_SERIAL_RX_PIN Y_SERIAL_TX_PIN
-
- #define Z_SERIAL_TX_PIN PD5
- #define Z_SERIAL_RX_PIN Z_SERIAL_TX_PIN
-
- #define E0_SERIAL_TX_PIN PI8
- #define E0_SERIAL_RX_PIN E0_SERIAL_TX_PIN
-
- #define E1_SERIAL_TX_PIN PC8
- #define E1_SERIAL_RX_PIN E1_SERIAL_TX_PIN
-
- // Reduce baud rate to improve software serial reliability
- #define TMC_BAUD_RATE 19200
- #endif
-
- //
- // Temperature Sensors
- //
- #define TEMP_0_PIN PH4 // TH0
- #define TEMP_1_PIN PA3 // TH1
- #define TEMP_BED_PIN PH5 // TB
-
- //
- // Heaters / Fans
- //
- #define HEATER_0_PIN PC4
- #define HEATER_1_PIN PC5
- #define HEATER_BED_PIN PA4
-
- #define FAN_PIN PA5 // "FAN0"
- #define FAN1_PIN PA6 // "FAN1"
- #define FAN2_PIN PA7 // "FAN2"
-
- #define NEOPIXEL_PIN PH3
- #define NEOPIXEL2_PIN PB1
-
- #if HAS_LTDC_TFT
-
- // LTDC_LCD Timing
- #define LTDC_LCD_CLK 50 // LTDC clock frequency = 50Mhz
- #define LTDC_LCD_HSYNC 30 // Horizontal synchronization
- #define LTDC_LCD_HBP 114 // Horizontal back porch
- #define LTDC_LCD_HFP 16 // Horizontal front porch
- #define LTDC_LCD_VSYNC 3 // Vertical synchronization
- #define LTDC_LCD_VBP 32 // Vertical back porch
- #define LTDC_LCD_VFP 10 // Vertical front porch
-
- #define TFT_BACKLIGHT_PIN PB5
- #define LCD_DE_PIN PF10
- #define LCD_CLK_PIN PG7
- #define LCD_VSYNC_PIN PI9
- #define LCD_HSYNC_PIN PI10
- #define LCD_R7_PIN PG6 // R5
- #define LCD_R6_PIN PH12
- #define LCD_R5_PIN PH11
- #define LCD_R4_PIN PH10
- #define LCD_R3_PIN PH9
- #define LCD_G7_PIN PI2 // G6
- #define LCD_G6_PIN PI1
- #define LCD_G5_PIN PI0
- #define LCD_G4_PIN PH15
- #define LCD_G3_PIN PH14
- #define LCD_G2_PIN PH13
- #define LCD_B7_PIN PI7 // B5
- #define LCD_B6_PIN PI6
- #define LCD_B5_PIN PI5
- #define LCD_B4_PIN PI4
- #define LCD_B3_PIN PG11
-
- // GT911 Capacitive Touch Sensor
- #if ENABLED(TFT_TOUCH_DEVICE_GT911)
- #define GT911_RST_PIN PE4
- #define GT911_INT_PIN PE3
- #define GT911_SW_I2C_SCL_PIN PE2
- #define GT911_SW_I2C_SDA_PIN PE6
- #endif
-
- #endif
-
- #if IS_NEWPANEL
- #define BTN_EN1 PH6
- #define BTN_EN2 PH7
- #define BTN_ENC PH8
- #endif
-
- //
- // SD card
- //
- #ifndef SDCARD_CONNECTION
- #define SDCARD_CONNECTION ONBOARD
- #endif
-
- #define SOFTWARE_SPI
- #define SDSS PA15
- #define SD_SS_PIN SDSS
- #define SD_SCK_PIN PC10
- #define SD_MISO_PIN PC11
- #define SD_MOSI_PIN PC12
- #define SD_DETECT_PIN PI3
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