Add new init sequence for LilyGo T Display S3

TFT_Drivers/ST7789_Init.h

@@ -5,6 +5,7 @@
 //
 // See ST7735_Setup.h file for an alternative format
 
+#ifndef INIT_SEQUENCE_3
 {
   writecommand(ST7789_SLPOUT);   // Sleep out
   delay(120);
@@ -126,3 +127,103 @@
   pinMode(TFT_BL, OUTPUT);
 #endif
 }
+
+
+#else
+// TTGO ESP32 S3 T-Display
+{
+  writecommand(ST7789_SLPOUT);   // Sleep out
+  delay(120);
+
+  writecommand(ST7789_NORON);    // Normal display mode on
+
+  //------------------------------display and color format setting--------------------------------//
+  writecommand(ST7789_MADCTL);
+  writedata(TFT_MAD_COLOR_ORDER);
+
+  //--------------------------------ST7789V Frame rate setting----------------------------------//
+  writecommand(ST7789_PORCTRL);
+  writedata(0x0b);
+  writedata(0x0b);
+  writedata(0x00);
+  writedata(0x33);
+  writedata(0x33);
+
+  writecommand(ST7789_GCTRL);      // Voltages: VGH / VGL
+  writedata(0x75);
+
+  //---------------------------------ST7789V Power setting--------------------------------------//
+  writecommand(ST7789_VCOMS);
+  writedata(0x28);		// JLX240 display datasheet
+
+  writecommand(ST7789_LCMCTRL);
+  writedata(0x2C);
+
+  writecommand(ST7789_VDVVRHEN);
+  writedata(0x01);
+
+  writecommand(ST7789_VRHS);       // voltage VRHS
+  writedata(0x1F);
+
+  writecommand(ST7789_FRCTR2);
+  writedata(0x13);
+
+  writecommand(ST7789_PWCTRL1);
+  writedata(0xa7);
+
+  writecommand(ST7789_PWCTRL1);
+  writedata(0xa4);
+  writedata(0xa1);
+
+  writecommand(0xD6);
+  writedata(0xa1);
+
+  //--------------------------------ST7789V gamma setting---------------------------------------//
+  writecommand(ST7789_PVGAMCTRL);
+  writedata(0xf0);
+  writedata(0x05);
+  writedata(0x0a);
+  writedata(0x06);
+  writedata(0x06);
+  writedata(0x03);
+  writedata(0x2b);
+  writedata(0x32);
+  writedata(0x43);
+  writedata(0x36);
+  writedata(0x11);
+  writedata(0x10);
+  writedata(0x2b);
+  writedata(0x32);
+
+  writecommand(ST7789_NVGAMCTRL);
+  writedata(0xf0);
+  writedata(0x08);
+  writedata(0x0c);
+  writedata(0x0b);
+  writedata(0x09);
+  writedata(0x24);
+  writedata(0x2b);
+  writedata(0x22);
+  writedata(0x43);
+  writedata(0x38);
+  writedata(0x15);
+  writedata(0x16);
+  writedata(0x2f);
+  writedata(0x37);
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+  end_tft_write();
+  delay(120);
+  begin_tft_write();
+
+  writecommand(ST7789_DISPON);    //Display on
+  delay(120);
+
+#ifdef TFT_BL
+  // Turn on the back-light LED
+  digitalWrite(TFT_BL, HIGH);
+  pinMode(TFT_BL, OUTPUT);
+#endif
+}
+#endif

User_Setups/Setup206_LilyGo_T_Display_S3.h

@@ -3,6 +3,7 @@
 #define USER_SETUP_ID 206
 
 #define ST7789_DRIVER
+#define INIT_SEQUENCE_3 // Using this initialisation sequence improves the display image
 
 #define CGRAM_OFFSET
 // #define TFT_RGB_ORDER TFT_RGB  // Colour order Red-Green-Blue