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/**
* 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 <https://www.gnu.org/licenses/>.
*
*/
#pragma once
/**
* BigTreeTech SKR CR-6 (STM32F103RET6) board pin assignments
*/
#define DEFAULT_MACHINE_NAME "Creality3D"
#define BOARD_INFO_NAME "BTT SKR CR-6"
#if NOT_TARGET(__STM32F1__)
#error "Oops! Select an STM32F1 board in 'Tools > Board.'"
#endif
//
// Release PB4 (Z_STEP_PIN) from JTAG NRST role
//
#define DISABLE_DEBUG
//
// USB connect control
//
#define USB_CONNECT_PIN PA14
#define USB_CONNECT_INVERTING false
//
// EEPROM
//
#if NO_EEPROM_SELECTED
#define I2C_EEPROM
#endif
/* I2C */
#if ENABLED(I2C_EEPROM)
#define IIC_EEPROM_SDA PB7
#define IIC_EEPROM_SCL PB6
#define MARLIN_EEPROM_SIZE 0x1000 // 4KB
#elif ENABLED(SDCARD_EEPROM_EMULATION)
#define MARLIN_EEPROM_SIZE 0x1000 // 4KB
#endif
#define E2END (MARLIN_EEPROM_SIZE - 1) // 2KB
//
// Limit Switches
//
#define X_STOP_PIN PC0
#define Y_STOP_PIN PC1
#define Z_STOP_PIN PC14 // Endtop or Probe
#define FIL_RUNOUT_PIN PC15
//
// Probe
//
#define PROBE_TARE_PIN PA1
#define PROBE_ACTIVATION_SWITCH_PIN PC2 // Optoswitch to Enable Z Probe
//
// Steppers
//
#define X_ENABLE_PIN PB14
#define X_STEP_PIN PB13
#define X_DIR_PIN PB12
#define Y_ENABLE_PIN PB11
#define Y_STEP_PIN PB10
#define Y_DIR_PIN PB2
#define Z_ENABLE_PIN PB1
#define Z_STEP_PIN PB0
#define Z_DIR_PIN PC5
#define E0_ENABLE_PIN PD2
#define E0_STEP_PIN PB3
#define E0_DIR_PIN PB4
//
// Temperature Sensors
//
#define TEMP_0_PIN PA0 // TH1
#define TEMP_BED_PIN PC3 // TB1
//
// Heaters / Fans
//
#define HEATER_0_PIN PC8 // HEATER1
#define HEATER_BED_PIN PC9 // HOT BED
#define FAN_PIN PC6 // FAN
#define FAN_SOFT_PWM
#define CONTROLLER_FAN_PIN PC7
//
// LCD / Controller
//
#if ENABLED(CR10_STOCKDISPLAY)
#define BTN_ENC PA15
#define BTN_EN1 PA9
#define BTN_EN2 PA10
#define LCD_PINS_RS PB8
#define LCD_PINS_ENABLE PB15
#define LCD_PINS_D4 PB9
#define BEEPER_PIN PB5
#endif
#if HAS_TMC_UART
/**
* TMC2209 stepper drivers
* Hardware serial communication ports.
*/
#define X_HARDWARE_SERIAL MSerial4
#define Y_HARDWARE_SERIAL MSerial4
#define Z_HARDWARE_SERIAL MSerial4
#define E0_HARDWARE_SERIAL MSerial4
// Default TMC slave addresses
#ifndef X_SLAVE_ADDRESS
#define X_SLAVE_ADDRESS 0
#endif
#ifndef Y_SLAVE_ADDRESS
#define Y_SLAVE_ADDRESS 1
#endif
#ifndef Z_SLAVE_ADDRESS
#define Z_SLAVE_ADDRESS 2
#endif
#ifndef E0_SLAVE_ADDRESS
#define E0_SLAVE_ADDRESS 3
#endif
#endif
//
// SD Card
//
#define HAS_ONBOARD_SD
#ifndef SDCARD_CONNECTION
#define SDCARD_CONNECTION ONBOARD
#endif
#if SD_CONNECTION_IS(ONBOARD)
#define SD_DETECT_PIN PC4
#define ON_BOARD_SPI_DEVICE 1 // SPI1
#define ONBOARD_SD_CS_PIN PA4 // Chip select for "System" SD card
#endif
//
// Misc. Functions
//
#define LED_CONTROL_PIN PA13
#ifndef NEOPIXEL_PIN
#define NEOPIXEL_PIN PA8
#endif
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