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/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#pragma once
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/**
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* BigTreeTech SKR CR-6 (STM32F103RET6) board pin assignments
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*/
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#define DEFAULT_MACHINE_NAME "Creality3D"
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#define BOARD_INFO_NAME "BTT SKR CR-6"
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#if NOT_TARGET(__STM32F1__)
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#error "Oops! Select an STM32F1 board in 'Tools > Board.'"
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#endif
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//
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// Release PB4 (Z_STEP_PIN) from JTAG NRST role
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//
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#define DISABLE_DEBUG
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//
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// USB connect control
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//
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#define USB_CONNECT_PIN PA14
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#define USB_CONNECT_INVERTING false
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//
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// EEPROM
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//
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#if NO_EEPROM_SELECTED
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#define I2C_EEPROM
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#endif
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/* I2C */
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#if ENABLED(I2C_EEPROM)
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#define IIC_EEPROM_SDA PB7
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#define IIC_EEPROM_SCL PB6
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#define MARLIN_EEPROM_SIZE 0x1000 // 4KB
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#elif ENABLED(SDCARD_EEPROM_EMULATION)
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#define MARLIN_EEPROM_SIZE 0x1000 // 4KB
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#endif
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#define E2END (MARLIN_EEPROM_SIZE - 1) // 2KB
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//
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// Limit Switches
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//
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#define X_STOP_PIN PC0
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#define Y_STOP_PIN PC1
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#define Z_STOP_PIN PC14 // Endtop or Probe
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#define FIL_RUNOUT_PIN PC15
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//
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// Probe
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//
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#define PROBE_TARE_PIN PA1
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#define PROBE_ACTIVATION_SWITCH_PIN PC2 // Optoswitch to Enable Z Probe
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//
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// Steppers
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//
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#define X_ENABLE_PIN PB14
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#define X_STEP_PIN PB13
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#define X_DIR_PIN PB12
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#define Y_ENABLE_PIN PB11
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#define Y_STEP_PIN PB10
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#define Y_DIR_PIN PB2
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#define Z_ENABLE_PIN PB1
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#define Z_STEP_PIN PB0
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#define Z_DIR_PIN PC5
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#define E0_ENABLE_PIN PD2
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#define E0_STEP_PIN PB3
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#define E0_DIR_PIN PB4
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//
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// Temperature Sensors
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//
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#define TEMP_0_PIN PA0 // TH1
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#define TEMP_BED_PIN PC3 // TB1
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//
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// Heaters / Fans
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//
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#define HEATER_0_PIN PC8 // HEATER1
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#define HEATER_BED_PIN PC9 // HOT BED
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#define FAN_PIN PC6 // FAN
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#define FAN_SOFT_PWM
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#define CONTROLLER_FAN_PIN PC7
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//
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// LCD / Controller
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//
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#if ENABLED(CR10_STOCKDISPLAY)
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#define BTN_ENC PA15
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#define BTN_EN1 PA9
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#define BTN_EN2 PA10
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#define LCD_PINS_RS PB8
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#define LCD_PINS_ENABLE PB15
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#define LCD_PINS_D4 PB9
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#define BEEPER_PIN PB5
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#endif
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#if HAS_TMC_UART
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/**
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* TMC2209 stepper drivers
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* Hardware serial communication ports.
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*/
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#define X_HARDWARE_SERIAL MSerial4
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#define Y_HARDWARE_SERIAL MSerial4
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#define Z_HARDWARE_SERIAL MSerial4
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#define E0_HARDWARE_SERIAL MSerial4
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// Default TMC slave addresses
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#ifndef X_SLAVE_ADDRESS
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#define X_SLAVE_ADDRESS 0
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#endif
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#ifndef Y_SLAVE_ADDRESS
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#define Y_SLAVE_ADDRESS 1
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#endif
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#ifndef Z_SLAVE_ADDRESS
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#define Z_SLAVE_ADDRESS 2
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#endif
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#ifndef E0_SLAVE_ADDRESS
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#define E0_SLAVE_ADDRESS 3
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#endif
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#endif
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//
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// SD Card
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//
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#define HAS_ONBOARD_SD
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#ifndef SDCARD_CONNECTION
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#define SDCARD_CONNECTION ONBOARD
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#endif
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#if SD_CONNECTION_IS(ONBOARD)
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#define SD_DETECT_PIN PC4
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#define ON_BOARD_SPI_DEVICE 1 // SPI1
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#define ONBOARD_SD_CS_PIN PA4 // Chip select for "System" SD card
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#endif
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//
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// Misc. Functions
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//
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#define LED_CONTROL_PIN PA13
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#ifndef NEOPIXEL_PIN
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#define NEOPIXEL_PIN PA8
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#endif
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