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🐛 Fix/Improve SPI TFT support on MKS SGEN_L V2.0 #27183

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🐛 Fix/Improve SPI TFT support on MKS SGEN_L V2.0 #27183

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122 changes: 104 additions & 18 deletions Marlin/src/pins/lpc1769/pins_MKS_SGEN_L_V2.h
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Original file line number Diff line number Diff line change
Expand Up @@ -349,29 +349,115 @@

#elif HAS_SPI_TFT // Config for Classic UI (emulated DOGM) and Color UI

#define TFT_CS_PIN EXP1_07_PIN
#define TFT_DC_PIN EXP1_08_PIN
#define TFT_A0_PIN TFT_DC_PIN
#define TFT_MISO_PIN EXP2_01_PIN
#define TFT_BACKLIGHT_PIN EXP1_03_PIN
#define TFT_RESET_PIN EXP1_04_PIN
#define SDCARD_CONNECTION ONBOARD

#define BEEPER_PIN EXP1_01_PIN

#define LCD_USE_DMA_SPI
#define BTN_ENC EXP1_02_PIN
#define BTN_EN1 EXP2_03_PIN
#define BTN_EN2 EXP2_05_PIN

#define TFT_A0_PIN TFT_DC_PIN

#define TOUCH_INT_PIN EXP1_06_PIN
#define TOUCH_CS_PIN EXP1_05_PIN
#define TOUCH_BUTTONS_HW_SPI
#define TOUCH_BUTTONS_HW_SPI_DEVICE 2
#ifndef TFT_WIDTH
#define TFT_WIDTH 480
#endif
#ifndef TFT_HEIGHT
#define TFT_HEIGHT 320
#endif

// Disable any LCD related PINs config
#define LCD_PINS_EN -1
#define LCD_PINS_RS -1
#if ENABLED(BTT_TFT35_SPI_V1_0)

CONTROLLER_WARNING("BTT_MKS_SGEN_L_V2", "BTT_TFT35_SPI_V1_0", " The SGEN_L V2.0 EXP ports are rotated 180°.")

/**
* ------ ------
* BEEPER | 1 2 | LCD-BTN MISO | 1 2 | CLK
* T_MOSI | 3 4 | T_CS LCD-ENCA | 3 4 | TFTCS
* T_CLK | 5 6 T_MISO LCD-ENCB | 5 6 MOSI
* PENIRQ | 7 8 | F_CS RS | 7 8 | RESET
* GND | 9 10 | VCC GND | 9 10 | NC
* ------ ------
* EXP1 EXP2
*
* 480x320, 3.5", SPI Display with Rotary Encoder.
* Stock Display for the BIQU B1 SE Series.
* Schematic: https://github.com/bigtreetech/TFT35-SPI/blob/master/v1/Hardware/BTT%20TFT35-SPI%20V1-SCH.pdf
*/
#define TFT_CS_PIN EXP2_04_PIN
#define TFT_DC_PIN EXP2_07_PIN

#define TFT_SCK_PIN EXP2_02_PIN
#define TFT_MISO_PIN EXP2_01_PIN
#define TFT_MOSI_PIN EXP2_06_PIN

#define TOUCH_CS_PIN EXP1_04_PIN
#define TOUCH_SCK_PIN EXP1_05_PIN
#define TOUCH_MISO_PIN EXP1_06_PIN
#define TOUCH_MOSI_PIN EXP1_03_PIN
#define TOUCH_INT_PIN EXP1_07_PIN

#elif ENABLED(MKS_TS35_V2_0)

/** ------ ------
* BEEPER | 1 2 | BTN_ENC SPI1_MISO | 1 2 | SPI1_SCK
* TFT_BKL / LCD_EN | 3 4 | TFT_RESET / LCD_RS BTN_EN1 | 3 4 | SPI1_CS
* TOUCH_CS / LCD_D4 | 5 6 TOUCH_INT / LCD_D5 BTN_EN2 | 5 6 SPI1_MOSI
* SPI1_CS / LCD_D6 | 7 8 | SPI1_RS / LCD_D7 SPI1_RS | 7 8 | RESET
* GND | 9 10 | VCC GND | 9 10 | VCC
* ------ ------
* EXP1 EXP2
*/
#define TFT_CS_PIN EXP1_07_PIN
#define TFT_DC_PIN EXP1_08_PIN

#define TFT_RESET_PIN EXP1_04_PIN
#define TFT_BACKLIGHT_PIN EXP1_03_PIN

//#define TFT_RST_PIN EXP2_07_PIN
#define TFT_SCK_PIN EXP2_02_PIN
#define TFT_MISO_PIN EXP2_01_PIN
#define TFT_MOSI_PIN EXP2_06_PIN

#define LCD_USE_DMA_SPI

#define TFT_BUFFER_WORDS 2400

#define TOUCH_CS_PIN EXP1_05_PIN
#define TOUCH_INT_PIN EXP1_06_PIN
#define TOUCH_BUTTONS_HW_SPI
#define TOUCH_BUTTONS_HW_SPI_DEVICE 2

#ifndef TFT_BUFFER_WORDS
#define TFT_BUFFER_WORDS 1200
#endif
#ifndef TFT_QUEUE_SIZE
#define TFT_QUEUE_SIZE 6144

#if ENABLED(TFT_CLASSIC_UI)
#ifndef TOUCH_CALIBRATION_X
#define TOUCH_CALIBRATION_X -16794
#endif
#ifndef TOUCH_CALIBRATION_Y
#define TOUCH_CALIBRATION_Y 11000
#endif
#ifndef TOUCH_OFFSET_X
#define TOUCH_OFFSET_X 1024
#endif
#ifndef TOUCH_OFFSET_Y
#define TOUCH_OFFSET_Y -352
#endif

#elif ENABLED(TFT_COLOR_UI)
#ifndef TOUCH_CALIBRATION_X
#define TOUCH_CALIBRATION_X -16741
#endif
#ifndef TOUCH_CALIBRATION_Y
#define TOUCH_CALIBRATION_Y 11258
#endif
#ifndef TOUCH_OFFSET_X
#define TOUCH_OFFSET_X 1024
#endif
#ifndef TOUCH_OFFSET_Y
#define TOUCH_OFFSET_Y -367
#endif
#define TFT_BUFFER_WORDS 2400
#endif

#else // !MKS_12864OLED_SSD1306
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