/**
* Marlin 3 D 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(STM32F4)
# error "Oops! Select an STM32F4 board in 'Tools > Board.'"
# endif
# ifndef BOARD_INFO_NAME
# define BOARD_INFO_NAME "BTT E3 RRF"
# endif
# define USES_DIAG_JUMPERS
// Add-on board for IDEX conversion
//#define BTT_E3_RRF_IDEX_BOARD
// Onboard I2C EEPROM
# define I2C_EEPROM
# define MARLIN_EEPROM_SIZE 0x1000 // 4K
//
// Servos
//
# define SERVO0_PIN PB0 // SERVOS
//
// Limit Switches
//
# define X_STOP_PIN PC0 // X-STOP
# define Y_STOP_PIN PC1 // Y-STOP
# define Z_STOP_PIN PC2 // Z-STOP
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# if X2_USE_ENDSTOP == _XMAX_
# define X_MAX_PIN FPC2_PIN // X2-STOP
# elif X2_USE_ENDSTOP == _XMIN_
# define X_MIN_PIN FPC2_PIN // X2-STOP
# endif
# endif
//
// Z Probe must be this pin
//
# define Z_MIN_PROBE_PIN PC5 // PROBE
//
// Filament Runout Sensor
//
# ifndef FIL_RUNOUT_PIN
# define FIL_RUNOUT_PIN PC3 // E0-STOP
# endif
# if !defined(FIL1_RUNOUT2_PIN) && ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define FIL_RUNOUT2_PIN FPC3_PIN // E1-STOP
# endif
//
// Power-loss Detection
//
# ifndef POWER_LOSS_PIN
# define POWER_LOSS_PIN PE0 // Power Loss Detection: PWR-DET
# endif
//
// Steppers
//
# define X_ENABLE_PIN PD7
# define X_STEP_PIN PD5
# define X_DIR_PIN PD4
# define Y_ENABLE_PIN PD3
# define Y_STEP_PIN PD0
# define Y_DIR_PIN PA15
# define Z_ENABLE_PIN PD14
# define Z_STEP_PIN PC6
# define Z_DIR_PIN PC7
# define E0_ENABLE_PIN PD10
# define E0_STEP_PIN PD12
# define E0_DIR_PIN PD13
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define E1_ENABLE_PIN FPC7_PIN // E1EN
# define E1_STEP_PIN FPC5_PIN // E1STP
# define E1_DIR_PIN FPC4_PIN // E1DIR
# define X2_ENABLE_PIN FPC13_PIN // X2EN
# define X2_STEP_PIN FPC11_PIN // X2STP
# define X2_DIR_PIN FPC10_PIN // X2DIR
# endif
/**
* TMC2208 / TMC2209 stepper drivers
*/
# if HAS_TMC_UART
# define X_SERIAL_TX_PIN PD6
# define X_SERIAL_RX_PIN X_SERIAL_TX_PIN
# define Y_SERIAL_TX_PIN PD1
# define Y_SERIAL_RX_PIN Y_SERIAL_TX_PIN
# define Z_SERIAL_TX_PIN PD15
# define Z_SERIAL_RX_PIN Z_SERIAL_TX_PIN
# define E0_SERIAL_TX_PIN PD11
# define E0_SERIAL_RX_PIN E0_SERIAL_TX_PIN
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define X2_SERIAL_TX_PIN FPC12_PIN // X2UART
# define X2_SERIAL_RX_PIN X2_SERIAL_TX_PIN
# define E1_SERIAL_TX_PIN FPC6_PIN // E1UART
# define E1_SERIAL_RX_PIN E1_SERIAL_TX_PIN
# endif
// Reduce baud rate to improve software serial reliability
# define TMC_BAUD_RATE 19200
# endif
//
// Temperature Sensors
//
# define TEMP_BED_PIN PA1 // Analog Input "TB"
# define TEMP_0_PIN PA0 // Analog Input "TH0"
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define TEMP_1_PIN FPC9_PIN // Analog Input "TH1"
# define PT100_PIN FPC8_PIN // Analog Input "PT100" (INA826)
# endif
//
// Heaters / Fans
//
# define HEATER_BED_PIN PB4 // "HB"
# define HEATER_0_PIN PB3 // "HE0"
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define HEATER_1_PIN FPC16_PIN // "HE1"
# endif
# define FAN_PIN PB5 // "FAN0"
# ifndef CONTROLLER_FAN_PIN
# define CONTROLLER_FAN_PIN PB6 // "FAN1"
# endif
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define FAN1_PIN FPC15_PIN // "FAN0" in IDEX board
# define FAN2_PIN FPC14_PIN // "FAN1" in IDEX board
# else
//#define FAN1_PIN PB6 // "FAN1"
# endif
//
// Misc. Functions
//
# ifndef NEOPIXEL_PIN
# define NEOPIXEL_PIN PB7 // LED driving pin
# endif
# ifndef PS_ON_PIN
# define PS_ON_PIN PE1 // Power Supply Control
# endif
/**
* BTT E3 RRF
* - - - - - -
* ( BEEPER ) PE8 | 10 9 | PE9 ( BTN_ENC )
* ( BTN_EN1 ) PE7 | 8 7 | RESET
* ( BTN_EN2 ) PB2 6 5 | PE10 ( LCD_D4 )
* ( LCD_RS ) PB1 | 4 3 | PE11 ( LCD_EN )
* GND | 2 1 | 5 V
* - - - - - -
* EXP1
*/
# if HAS_WIRED_LCD
# if EITHER(CR10_STOCKDISPLAY, LCD_FOR_MELZI)
# define BEEPER_PIN PE8
# define BTN_ENC PE9
# define BTN_EN1 PE7
# define BTN_EN2 PB2
# define LCD_PINS_RS PB1
# define LCD_PINS_ENABLE PE11
# define LCD_PINS_D4 PE10
# if ENABLED(LCD_FOR_MELZI)
# error "CAUTION! LCD_FOR_MELZI requires wiring modifications. See 'pins_BTT_E3_RRF.h' for details. Comment out this line to continue."
/** LCD_FOR_MELZI display pinout
*
* BTT E3 RRF Display Ribbon
* - - - - - - - - - - - -
* ( BEEPER ) PE8 | 10 9 | PE9 ( BTN_ENC ) GND | 10 9 | 5 V
* ( BTN_EN1 ) PE7 | 8 7 | RESET BEEPER | 8 7 | ESTOP ( RESET )
* ( BTN_EN2 ) PB2 6 5 | PE10 ( LCD_D4 ) ( BTN_ENC ) ENC_BTN | 6 5 | LCD_SCLK ( LCD_D4 )
* ( LCD_RS ) PB1 | 4 3 | PE11 ( LCD_EN ) ( BTN_EN2 ) ENC_A | 4 3 | LCD_DATA ( LCD_EN )
* GND | 2 1 | 5 V ( BTN_EN1 ) ENC_B | 2 1 | LCD_CS ( LCD_RS )
* - - - - - - - - - - - -
* EXP1 Ribbon
*
* Needs custom cable :
*
* Board Adapter Display Ribbon ( coming from display )
*
* EXP1 - 1 - - - - - - - - - - - EXP1 - 9
* EXP1 - 2 - - - - - - - - - - - EXP1 - 10
* EXP1 - 3 - - - - - - - - - - - EXP1 - 3
* EXP1 - 4 - - - - - - - - - - - EXP1 - 1
* EXP1 - 5 - - - - - - - - - - - EXP1 - 5
* EXP1 - 6 - - - - - - - - - - - EXP1 - 4
* EXP1 - 7 - - - - - - - - - - - EXP1 - 7
* EXP1 - 8 - - - - - - - - - - - EXP1 - 8
* EXP1 - 9 - - - - - - - - - - - EXP1 - 6
* EXP1 - 10 - - - - - - - - - - - EXP1 - 8
*/
# endif
# elif ENABLED(ZONESTAR_LCD) // ANET A8 LCD Controller - Must convert to 3.3V - CONNECTING TO 5V WILL DAMAGE THE BOARD!
# error "CAUTION! ZONESTAR_LCD requires wiring modifications. See 'pins_BTT_E3_RRF.h' for details. Comment out this line to continue."
# define LCD_PINS_RS PE10
# define LCD_PINS_ENABLE PE9
# define LCD_PINS_D4 PB1
# define LCD_PINS_D5 PB2
# define LCD_PINS_D6 PE7
# define LCD_PINS_D7 PE8
# define ADC_KEYPAD_PIN PB0 // Repurpose servo pin for ADC - CONNECTING TO 5V WILL DAMAGE THE BOARD!
# elif EITHER(MKS_MINI_12864, ENDER2_STOCKDISPLAY)
# define BTN_ENC PE9
# define BTN_EN1 PE7
# define BTN_EN2 PB2
# define DOGLCD_CS PB1
# define DOGLCD_A0 PE10
# define DOGLCD_SCK PE8
# define DOGLCD_MOSI PE11
# define FORCE_SOFT_SPI
# define LCD_BACKLIGHT_PIN -1
# elif IS_TFTGLCD_PANEL
# if ENABLED(TFTGLCD_PANEL_SPI)
# error "CAUTION! TFTGLCD_PANEL_SPI requires wiring modifications. See 'pins_BTT_E3_RRF.h' for details. Comment out this line to continue."
/**
* TFTGLCD_PANEL_SPI display pinout
*
* Board Display
* - - - - - - - - - - - -
* ( SD_DET ) PE8 | 10 9 | PE9 ( BEEPER ) 5 V | 10 9 | GND
* ( MOD_RESET ) PE7 | 8 7 | RESET - - | 8 7 | ( SD_DET )
* ( SD_CS ) PB2 6 5 | PE10 ( MOSI ) 6 5 | - -
* ( LCD_CS ) PB1 | 4 3 | PE11 ( SD_CS ) | 4 3 | ( LCD_CS )
* GND | 2 1 | 5 V ( SCK ) | 2 1 | ( MISO )
* - - - - - - - - - - - -
* EXP1 EXP1
*
* Needs custom cable :
*
* Board Adapter Display
* _________
* EXP1 - 1 - - - - - - - - - - - EXP1 - 10
* EXP1 - 2 - - - - - - - - - - - EXP1 - 9
* SPI1 - 4 - - - - - - - - - - - EXP1 - 6
* EXP1 - 4 - - - - - - - - - - - FREE
* SPI1 - 3 - - - - - - - - - - - EXP1 - 2
* EXP1 - 6 - - - - - - - - - - - EXP1 - 4
* EXP1 - 7 - - - - - - - - - - - FREE
* EXP1 - 8 - - - - - - - - - - - EXP1 - 3
* SPI1 - 1 - - - - - - - - - - - EXP1 - 1
* EXP1 - 10 - - - - - - - - - - - EXP1 - 7
*/
# define TFTGLCD_CS PE7
# endif
# else
# error "Only CR10_STOCKDISPLAY, ZONESTAR_LCD, ENDER2_STOCKDISPLAY, MKS_MINI_12864, LCD_FOR_MELZI, and TFTGLCD_PANEL_(SPI|I2C) are currently supported on the BTT_E3_RRF."
# endif
// Alter timing for graphical display
# if ENABLED(LCD_FOR_MELZI) // LCD_FOR_MELZI default timing is too fast. This works but may be reduced.
# define BOARD_ST7920_DELAY_1 200
# define BOARD_ST7920_DELAY_2 400
# define BOARD_ST7920_DELAY_3 1200
# elif IS_U8GLIB_ST7920
# define BOARD_ST7920_DELAY_1 96
# define BOARD_ST7920_DELAY_2 48
# define BOARD_ST7920_DELAY_3 600
# endif
# endif // HAS_WIRED_LCD
# if BOTH(TOUCH_UI_FTDI_EVE, LCD_FYSETC_TFT81050)
# error "CAUTION! LCD_FYSETC_TFT81050 requires wiring modifications. See 'pins_BTT_E3_RRF.h' for details. Comment out this line to continue."
/** FYSETC TFT TFT81050 display pinout
*
* Board Display
* - - - - - - - - - - - -
* ( SD_DET ) PE8 | 10 9 | PE9 ( BEEPER ) 5 V | 10 9 | GND
* ( MOD_RESET ) PE7 | 8 7 | RESET RESET | 8 7 | ( SD_DET )
* ( SD_CS ) PB2 6 5 | PE10 ( MOSI ) | 6 5 | ( LCD_CS )
* ( LCD_CS ) PB1 | 4 3 | PE11 ( SD_CS ) | 4 3 | ( MOD_RESET )
* GND | 2 1 | 5 V ( SCK ) | 2 1 | ( MISO )
* - - - - - - - - - - - -
* EXP1 EXP1
*
* Needs custom cable :
*
* Board Adapter Display
*
* EXP1 - 1 - - - - - - - - - - - EXP1 - 10
* EXP1 - 2 - - - - - - - - - - - EXP1 - 9
* SPI1 - 4 - - - - - - - - - - - EXP1 - 6
* EXP1 - 4 - - - - - - - - - - - EXP1 - 5
* SPI1 - 3 - - - - - - - - - - - EXP1 - 2
* EXP1 - 6 - - - - - - - - - - - EXP1 - 4
* EXP1 - 7 - - - - - - - - - - - EXP1 - 8
* EXP1 - 8 - - - - - - - - - - - EXP1 - 3
* SPI1 - 1 - - - - - - - - - - - EXP1 - 1
* EXP1 - 10 - - - - - - - - - - - EXP1 - 7
*/
# define CLCD_SPI_BUS 1 // SPI1 connector
# define BEEPER_PIN PE9
# define CLCD_MOD_RESET PE7
# define CLCD_SPI_CS PB1
# endif // TOUCH_UI_FTDI_EVE && LCD_FYSETC_TFT81050
//
// SD Support
//
# ifndef SDCARD_CONNECTION
# define SDCARD_CONNECTION ONBOARD
# endif
# if SD_CONNECTION_IS(ONBOARD)
# define SDIO_SUPPORT // Use SDIO for onboard SD
//#define SDIO_CLOCK 48000000
# define SD_DETECT_PIN PC4
# elif SD_CONNECTION_IS(CUSTOM_CABLE)
# error "SD CUSTOM_CABLE is not compatible with BTT E3 RRF."
# endif
//
// WIFI
//
# define ESP_WIFI_MODULE_COM 3 // Must also set either SERIAL_PORT or SERIAL_PORT_2 to this
# define ESP_WIFI_MODULE_BAUDRATE BAUDRATE // Must use same BAUDRATE as SERIAL_PORT & SERIAL_PORT_2
# define ESP_WIFI_MODULE_RESET_PIN PA4
# define ESP_WIFI_MODULE_ENABLE_PIN PA5
# define ESP_WIFI_MODULE_GPIO0_PIN PA6
# if ENABLED(BTT_E3_RRF_IDEX_BOARD)
# define FPC2_PIN PB11
# define FPC3_PIN PB10
# define FPC4_PIN PE12
# define FPC5_PIN PE13
# define FPC6_PIN PE14
# define FPC7_PIN PE15
# define FPC8_PIN PA3
# define FPC9_PIN PA2
# define FPC10_PIN PA8
# define FPC11_PIN PC15
# define FPC12_PIN PC14
# define FPC13_PIN PC13
# define FPC14_PIN PE6
# define FPC15_PIN PE5
# define FPC16_PIN PE4
# define FPC17_PIN PE3
# endif