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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
#if NOT_TARGET(STM32F4)
#error "Oops! Select an STM32F4 board in 'Tools > Board.'"
#elif HOTENDS > 8 || E_STEPPERS > 8
#error "BIGTREE GTR V1.0 supports up to 8 hotends / E-steppers."
#elif HOTENDS > MAX_E_STEPPERS || E_STEPPERS > MAX_E_STEPPERS
#error "Marlin extruder/hotends limit! Increase MAX_E_STEPPERS to continue."
#endif
#define BOARD_INFO_NAME "BTT GTR V1.0"
// Onboard I2C EEPROM
#define I2C_EEPROM
#define MARLIN_EEPROM_SIZE 0x2000 // 8KB (24C64 ... 64Kb = 8KB)
// USB Flash Drive support
#define HAS_OTG_USB_HOST_SUPPORT
#define TP // Enable to define servo and probe pins
#define M5_EXTENDER // The M5 extender is attached
//
// Servos
//
#if ENABLED(TP)
#define SERVO0_PIN PB11
#endif
#define PS_ON_PIN PH6
//
// Trinamic Stallguard pins
//
#define X_DIAG_PIN PF2 // X-
#define Y_DIAG_PIN PC13 // Y-
#define Z_DIAG_PIN PE0 // Z-
#define E0_DIAG_PIN PG14 // X+
#define E1_DIAG_PIN PG9 // Y+
#define E2_DIAG_PIN PD3 // Z+
//
// Limit Switches
//
#ifdef X_STALL_SENSITIVITY
#define X_STOP_PIN X_DIAG_PIN
#if X_HOME_DIR < 0
#define X_MAX_PIN E0_DIAG_PIN // X+
#else
#define X_MIN_PIN E0_DIAG_PIN // X+
#endif
#else
#define X_MIN_PIN X_DIAG_PIN // X-
#define X_MAX_PIN E0_DIAG_PIN // X+
#endif
#ifdef Y_STALL_SENSITIVITY
#define Y_STOP_PIN Y_DIAG_PIN
#if Y_HOME_DIR < 0
#define Y_MAX_PIN E1_DIAG_PIN // Y+
#else
#define Y_MIN_PIN E1_DIAG_PIN // Y+
#endif
#else
#define Y_MIN_PIN Y_DIAG_PIN // Y-
#define Y_MAX_PIN E1_DIAG_PIN // Y+
#endif
#ifdef Z_STALL_SENSITIVITY
#define Z_STOP_PIN Z_DIAG_PIN
#if Z_HOME_DIR < 0
#define Z_MAX_PIN E2_DIAG_PIN // Z+
#else
#define Z_MIN_PIN E2_DIAG_PIN // Z+
#endif
#else
#define Z_MIN_PIN Z_DIAG_PIN // Z-
#define Z_MAX_PIN E2_DIAG_PIN // Z+
#endif
//
// Pins on the extender
//
#if ENABLED(M5_EXTENDER)
#define X2_STOP_PIN PI4 // M5 M1_STOP
#define Y2_STOP_PIN PF12 // M5 M5_STOP
#define Z2_STOP_PIN PF4 // M5 M2_STOP
#define Z3_STOP_PIN PI7 // M5 M4_STOP
#define Z4_STOP_PIN PF6 // M5 M3_STOP
#endif
#if ENABLED(TP) && !defined(Z_MIN_PROBE_PIN)
#define Z_MIN_PROBE_PIN PH11 // Z Probe must be PH11
#endif
//
// Steppers
//
#define X_STEP_PIN PC15
#define X_DIR_PIN PF0
#define X_ENABLE_PIN PF1
#ifndef X_CS_PIN
#define X_CS_PIN PC14
#endif
#define Y_STEP_PIN PE3
#define Y_DIR_PIN PE2
#define Y_ENABLE_PIN PE4
#ifndef Y_CS_PIN
#define Y_CS_PIN PE1
#endif
#define Z_STEP_PIN PB8
#define Z_DIR_PIN PB7 // PB7
#define Z_ENABLE_PIN PB9
#ifndef Z_CS_PIN
#define Z_CS_PIN PB5
#endif
#define E0_STEP_PIN PG12
#define E0_DIR_PIN PG11
#define E0_ENABLE_PIN PG13
#ifndef E0_CS_PIN
#define E0_CS_PIN PG10
#endif
#define E1_STEP_PIN PD6
#define E1_DIR_PIN PD5
#define E1_ENABLE_PIN PD7
#ifndef E1_CS_PIN
#define E1_CS_PIN PD4
#endif
#define E2_STEP_PIN PD1
#define E2_DIR_PIN PD0
#define E2_ENABLE_PIN PD2
#ifndef E2_CS_PIN
#define E2_CS_PIN PC12
#endif
#if ENABLED(M5_EXTENDER)
#define E3_STEP_PIN PF3
#define E3_DIR_PIN PG3
#define E3_ENABLE_PIN PF8
#ifndef E3_CS_PIN
#define E3_CS_PIN PG4
#endif
#define E4_STEP_PIN PD14
#define E4_DIR_PIN PD11
#define E4_ENABLE_PIN PG2
#ifndef E4_CS_PIN
#define E4_CS_PIN PE15
#endif
#define E5_STEP_PIN PE12
#define E5_DIR_PIN PE10
#define E5_ENABLE_PIN PF14
#ifndef E5_CS_PIN
#define E5_CS_PIN PE7
#endif
#define E6_STEP_PIN PG0
#define E6_DIR_PIN PG1
#define E6_ENABLE_PIN PE8
#ifndef E6_CS_PIN
#define E6_CS_PIN PF15
#endif
#define E7_STEP_PIN PH12
#define E7_DIR_PIN PH15
#define E7_ENABLE_PIN PI0
#ifndef E7_CS_PIN
#define E7_CS_PIN PH14
#endif
#endif
//
// Software SPI pins for TMC2130 stepper drivers
//
#if ENABLED(TMC_USE_SW_SPI)
#ifndef TMC_SW_MOSI
#define TMC_SW_MOSI PG15
#endif
#ifndef TMC_SW_MISO
#define TMC_SW_MISO PB6
#endif
#ifndef TMC_SW_SCK
#define TMC_SW_SCK PB3
#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 // M5 MOTOR 1
//#define E4_HARDWARE_SERIAL Serial1 // M5 MOTOR 2
//#define E5_HARDWARE_SERIAL Serial1 // M5 MOTOR 3
//#define E6_HARDWARE_SERIAL Serial1 // M5 MOTOR 4
//#define E7_HARDWARE_SERIAL Serial1 // M5 MOTOR 5
//
// Software serial
//
#define X_SERIAL_TX_PIN PC14
#define X_SERIAL_RX_PIN PC14
#define Y_SERIAL_TX_PIN PE1
#define Y_SERIAL_RX_PIN PE1
#define Z_SERIAL_TX_PIN PB5
#define Z_SERIAL_RX_PIN PB5
#define E0_SERIAL_TX_PIN PG10
#define E0_SERIAL_RX_PIN PG10
#define E1_SERIAL_TX_PIN PD4
#define E1_SERIAL_RX_PIN PD4
#define E2_SERIAL_TX_PIN PC12
#define E2_SERIAL_RX_PIN PC12
#if ENABLED(M5_EXTENDER)
#define E3_SERIAL_TX_PIN PG4
#define E3_SERIAL_RX_PIN PG4
#define E4_SERIAL_TX_PIN PE15
#define E4_SERIAL_RX_PIN PE15
#define E5_SERIAL_TX_PIN PE7
#define E5_SERIAL_RX_PIN PE7
#define E6_SERIAL_TX_PIN PF15
#define E6_SERIAL_RX_PIN PF15
#define E7_SERIAL_TX_PIN PH14
#define E7_SERIAL_RX_PIN PH14
#endif
// Reduce baud rate to improve software serial reliability
#define TMC_BAUD_RATE 19200
#endif
//
// Temperature Sensors
//
#define TEMP_0_PIN PC1 // T1 <-> E0
#define TEMP_1_PIN PC2 // T2 <-> E1
#define TEMP_2_PIN PC3 // T3 <-> E2
#if ENABLED(M5_EXTENDER)
#define TEMP_3_PIN PA3 // M5 TEMP1
#define TEMP_4_PIN PF9 // M5 TEMP2
#define TEMP_5_PIN PF10 // M5 TEMP3
#define TEMP_6_PIN PF7 // M5 TEMP4
#define TEMP_7_PIN PF5 // M5 TEMP5
#endif
#define TEMP_BED_PIN PC0 // T0 <-> Bed
// SPI for Max6675 or Max31855 Thermocouple
// Uses a separate SPI bus
// If you have a two-way thermocouple, you can customize two THERMO_CSx_PIN pins (x:1~2)
#define THERMO_SCK_PIN PI1 // SCK
#define THERMO_DO_PIN PI2 // MISO
#define THERMO_CS1_PIN PH9 // GTR K-TEMP
#define THERMO_CS2_PIN PH2 // M5 K-TEMP
#define MAX6675_SS_PIN THERMO_CS1_PIN
#define MAX6675_SS2_PIN THERMO_CS2_PIN
#define MAX6675_SCK_PIN THERMO_SCK_PIN
#define MAX6675_DO_PIN THERMO_DO_PIN
//
// Heaters / Fans
//
#define HEATER_0_PIN PB1 // Heater0
#define HEATER_1_PIN PA1 // Heater1
#define HEATER_2_PIN PB0 // Heater2
#if ENABLED(M5_EXTENDER)
#define HEATER_3_PIN PD15 // M5 HEAT1
#define HEATER_4_PIN PD13 // M5 HEAT2
#define HEATER_5_PIN PD12 // M5 HEAT3
#define HEATER_6_PIN PE13 // M5 HEAT4
#define HEATER_7_PIN PI6 // M5 HEAT5
#endif
#define HEATER_BED_PIN PA2 // Hotbed
#define FAN_PIN PE5 // Fan0
#define FAN1_PIN PE6 // Fan1
#define FAN2_PIN PC8 // Fan2
#if ENABLED(M5_EXTENDER)
#define FAN3_PIN PI5 // M5 FAN1
#define FAN4_PIN PE9 // M5 FAN2
#define FAN5_PIN PE11 // M5 FAN3
//#define FAN6_PIN PC9 // M5 FAN4
//#define FAN7_PIN PE14 // M5 FAN5
#endif
#ifndef SDCARD_CONNECTION
#define SDCARD_CONNECTION ONBOARD
#endif
//
// By default the LCD SD (SPI2) is enabled
// Onboard SD is on a completely separate SPI bus, and requires
// overriding pins to access.
//
#if SD_CONNECTION_IS(LCD)
#define SD_DETECT_PIN PB10
#define SDSS PB12
#elif SD_CONNECTION_IS(ONBOARD)
// Instruct the STM32 HAL to override the default SPI pins from the variant.h file
#define CUSTOM_SPI_PINS
#define SDSS PA4
#define SD_SS_PIN SDSS
#define SD_SCK_PIN PA5
#define SD_MISO_PIN PA6
#define SD_MOSI_PIN PA7
#define SD_DETECT_PIN PC4
#elif SD_CONNECTION_IS(CUSTOM_CABLE)
#error "CUSTOM_CABLE is not a supported SDCARD_CONNECTION for this board"
#endif
/**
* ----- -----
* NC | · · | GND 5V | · · | GND
* RESET | · · | PB10(SD_DETECT) (LCD_D7) PG5 | · · | PG6 (LCD_D6)
* (MOSI)PB15 | · · | PH10(BTN_EN2) (LCD_D5) PG7 | · · | PG8 (LCD_D4)
* (SD_SS)PB12 | · · | PD10(BTN_EN1) (LCD_RS) PA8 | · · | PC10 (LCD_EN)
* (SCK)PB13 | · · | PB14(MISO) (BTN_ENC) PA15 | · · | PC11 (BEEPER)
* ----- -----
* EXP2 EXP1
*/
//
// LCDs and Controllers
//
#if HAS_WIRED_LCD
#define BEEPER_PIN PC11
#define BTN_ENC PA15
#if ENABLED(CR10_STOCKDISPLAY)
#define LCD_PINS_RS PG6
#define BTN_EN1 PC10
#define BTN_EN2 PG8
#define LCD_PINS_ENABLE PG5
#define LCD_PINS_D4 PG7
// 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 PG7
#define BTN_EN1 PD10
#define BTN_EN2 PH10
#if SD_CONNECTION_IS(ONBOARD)
#define SOFTWARE_SPI
#endif
#else
#define LCD_PINS_RS PA8
#define BTN_EN1 PD10
#define BTN_EN2 PH10
#define LCD_PINS_ENABLE PC10
#define LCD_PINS_D4 PG8
#if ENABLED(FYSETC_MINI_12864)
#define DOGLCD_CS PC10
#define DOGLCD_A0 PA8
#if SD_CONNECTION_IS(ONBOARD)
#define SOFTWARE_SPI
#endif
//#define LCD_BACKLIGHT_PIN -1
#define LCD_RESET_PIN PG8 // 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 PG7
#endif
#ifndef RGB_LED_G_PIN
#define RGB_LED_G_PIN PG6
#endif
#ifndef RGB_LED_B_PIN
#define RGB_LED_B_PIN PG5
#endif
#elif ENABLED(FYSETC_MINI_12864_2_1)
#define NEOPIXEL_PIN PG7
#endif
#endif // !FYSETC_MINI_12864
#if IS_ULTIPANEL
#define LCD_PINS_D5 PG7
#define LCD_PINS_D6 PG6
#define LCD_PINS_D7 PG5
#if ENABLED(REPRAP_DISCOUNT_FULL_GRAPHIC_SMART_CONTROLLER)
#define BTN_ENC_EN LCD_PINS_D7 // Detect the presence of the encoder
#endif
#endif
#endif
// Alter timing for graphical display
#if HAS_MARLINUI_U8GLIB
#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_WIRED_LCD
#undef TP
#undef M5_EXTENDER
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