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BIQU BX Updates #26871

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merged 4 commits into from
Apr 7, 2024
Merged

BIQU BX Updates #26871

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4434679
Add a swap Z & E1 option for BIQU BX
thisiskeithb Feb 24, 2024
629149a
Add BOARD URL, DIAG pin info, update pin comments
thisiskeithb Feb 24, 2024
7302ee2
Add WIFISUPPORT defines for documentation purposes
thisiskeithb Feb 22, 2024
ab742a7
Sanity check TOUCH_SCREEN_CALIBRATION on GT911 TFTs (BIQU BX TFT70)
thisiskeithb Mar 2, 2024
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4 changes: 0 additions & 4 deletions Marlin/src/inc/Conditionals_LCD.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1852,10 +1852,6 @@
#if NONE(TFT_TOUCH_DEVICE_GT911, TFT_TOUCH_DEVICE_XPT2046)
#define TFT_TOUCH_DEVICE_XPT2046 // ADS7843/XPT2046 ADC Touchscreen such as ILI9341 2.8
#endif
#if ENABLED(TFT_TOUCH_DEVICE_GT911) // GT911 Capacitive touch screen such as BIQU_BX_TFT70
#undef TOUCH_SCREEN_CALIBRATION
#undef TOUCH_CALIBRATION_AUTO_SAVE
#endif
#if !HAS_GRAPHICAL_TFT
#undef TOUCH_SCREEN
#if ENABLED(TFT_CLASSIC_UI)
Expand Down
5 changes: 5 additions & 0 deletions Marlin/src/inc/SanityCheck.h
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Original file line number Diff line number Diff line change
Expand Up @@ -3918,6 +3918,11 @@ static_assert(_PLUS_TEST(3), "DEFAULT_MAX_ACCELERATION values must be positive."
#error "TOUCH_CALIBRATION_[XY] and TOUCH_OFFSET_[XY] are required for resistive touch screens with TOUCH_SCREEN_CALIBRATION disabled."
#endif

// GT911 Capacitive touch screen such as BIQU_BX_TFT70
#if ALL(TFT_TOUCH_DEVICE_GT911, TOUCH_SCREEN_CALIBRATION)
#error "TOUCH_SCREEN_CALIBRATION is not supported by the selected LCD controller."
#endif

/**
* Sanity check WiFi options
*/
Expand Down
122 changes: 90 additions & 32 deletions Marlin/src/pins/stm32h7/pins_BTT_SKR_SE_BX_common.h
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Original file line number Diff line number Diff line change
Expand Up @@ -23,27 +23,39 @@

#include "env_validate.h"

#define BOARD_WEBSITE_URL "github.com/bigtreetech/BIQU-BX"
#define DEFAULT_MACHINE_NAME "BIQU BX"

#define USES_DIAG_JUMPERS

// 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

//
// Trinamic Stallguard pins
//
#define X_DIAG_PIN PB11 // X-
#define Y_DIAG_PIN PB12 // Y-
#define Z_DIAG_PIN PD12 // Z-
#define E0_DIAG_PIN PD13 // X+
#define E1_DIAG_PIN PB13 // Y+

//
// 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 X_MIN_PIN X_DIAG_PIN // X-
#define X_MAX_PIN E0_DIAG_PIN // X+
#define Y_MIN_PIN Y_DIAG_PIN // Y-
#define Y_MAX_PIN E1_DIAG_PIN // Y+
#define Z_MIN_PIN Z_DIAG_PIN // Z-
#define Z_MAX_PIN PD11 // Z+

#define FIL_RUNOUT_PIN PD13
#define FIL_RUNOUT2_PIN PB13
#define FIL_RUNOUT_PIN E0_DIAG_PIN // X+
#define FIL_RUNOUT2_PIN E1_DIAG_PIN // Y+

#ifndef SWD_DEBUG
#define LED_PIN PA13
Expand All @@ -53,13 +65,13 @@
#define POWER_MONITOR_PIN PB0
#define RPI_POWER_PIN PE5

#define SERVO0_PIN PA2
#define SERVO0_PIN PA2 // PROBE

//
// Z Probe (when not Z_MIN_PIN)
//
#ifndef Z_MIN_PROBE_PIN
#define Z_MIN_PROBE_PIN PH2 // Probe
#define Z_MIN_PROBE_PIN PH2 // PROBE
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#endif

//
Expand All @@ -72,30 +84,44 @@
//
// Steppers
//
#define X_STEP_PIN PG13
#define X_STEP_PIN PG13 // X
#define X_DIR_PIN PG12
#define X_ENABLE_PIN PG14
#define X_CS_PIN PG10

#define Y_STEP_PIN PB3
#define Y_STEP_PIN PB3 // Y
#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
#ifdef BX_SWAP_ZM_E1M
#define Z_STEP_PIN PA8 // E1
#define Z_DIR_PIN PC9
#define Z_ENABLE_PIN PD2
#define Z_CS_PIN PC8
#else
#define Z_STEP_PIN PD7 // Z1
#define Z_DIR_PIN PD6
#define Z_ENABLE_PIN PG9
#define Z_CS_PIN PD5
#endif

#define E0_STEP_PIN PC14
#define E0_STEP_PIN PC14 // E0
#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
#ifdef BX_SWAP_ZM_E1M
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#define E1_STEP_PIN PD7 // Z1
#define E1_DIR_PIN PD6
#define E1_ENABLE_PIN PG9
#define E1_CS_PIN PD5
#else
#define E1_STEP_PIN PA8 // E1
#define E1_DIR_PIN PC9
#define E1_ENABLE_PIN PD2
#define E1_CS_PIN PC8
#endif

//
// SPI pins for TMC2130 stepper drivers
Expand Down Expand Up @@ -138,14 +164,24 @@
#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
#ifdef BX_SWAP_ZM_E1M
#define Z_SERIAL_TX_PIN PC8
#define Z_SERIAL_RX_PIN Z_SERIAL_TX_PIN
#else
#define Z_SERIAL_TX_PIN PD5
#define Z_SERIAL_RX_PIN Z_SERIAL_TX_PIN
#endif

#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
#ifdef BX_SWAP_ZM_E1M
#define E1_SERIAL_TX_PIN PD5
#define E1_SERIAL_RX_PIN E1_SERIAL_TX_PIN
#else
#define E1_SERIAL_TX_PIN PC8
#define E1_SERIAL_RX_PIN E1_SERIAL_TX_PIN
#endif

// Reduce baud rate to improve software serial reliability
#ifndef TMC_BAUD_RATE
Expand All @@ -164,15 +200,15 @@
//
// Heaters / Fans
//
#define HEATER_0_PIN PC4
#define HEATER_1_PIN PC5
#define HEATER_BED_PIN PA4
#define HEATER_0_PIN PC4 // HE0
#define HEATER_1_PIN PC5 // HE1
#define HEATER_BED_PIN PA4 // BED

#define FAN0_PIN PA5 // "FAN0"
#define FAN1_PIN PA6 // "FAN1"
#define FAN2_PIN PA7 // "FAN2"
#define FAN0_PIN PA5 // FAN0
#define FAN1_PIN PA6 // FAN1
#define FAN2_PIN PA7 // FAN2 / DCOT

#define BOARD_NEOPIXEL_PIN PH3
#define BOARD_NEOPIXEL_PIN PH3 // RGB
#define NEOPIXEL2_PIN PB1

#if HAS_LTDC_TFT
Expand Down Expand Up @@ -238,3 +274,25 @@
#define SD_MISO_PIN PC11
#define SD_MOSI_PIN PC12
#define SD_DETECT_PIN PI3

#if ENABLED(WIFISUPPORT)
//
// WIFI
//

/**
* -----
* (ESP-RX4) PA1 | 1 8 | GND
* (ESP-EN) -- | 2 7 | -- (ESP-IO2)
* (ESP-RST) -- | 3 6 | -- (ESP-IO0)
* 3.3V | 4 5 | PA0 (ESP-TX4)
* -----
* WIFI-ESP01
*/
#define ESP_WIFI_MODULE_COM 4 // Must also set either SERIAL_PORT / SERIAL_PORT_2 / SERIAL_PORT_3 to this
#define ESP_WIFI_MODULE_BAUDRATE BAUDRATE // Must use same BAUDRATE as SERIAL_PORT / SERIAL_PORT_2 / SERIAL_PORT_3
#define ESP_WIFI_MODULE_RESET_PIN -1
#define ESP_WIFI_MODULE_ENABLE_PIN -1
#define ESP_WIFI_MODULE_GPIO0_PIN -1
#define ESP_WIFI_MODULE_GPIO2_PIN -1
#endif
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