Before dumping pixel data, you must tell the display controller exactly where the image should be placed. This requires writing to the Column Address Set (0x2A) and Page Address Set (0x2B) registers.
Uncheck this box if you want a clean pixel array. If checked, the first few bytes will contain the image width and height, which can break standard rendering functions. Step 2: The Core Register Code Template image2lcd register code
ST7735_WriteCommand(0x2B); // PASET ST7735_WriteData(0x00); ST7735_WriteData(0x00); // Row start 0 ST7735_WriteData(0x00); ST7735_WriteData(0x7F); // Row end 127 Before dumping pixel data, you must tell the