LCDconf.c for STM32746G-Discovery problem

Original

#define COLOR_CONVERSION_0 GUICC_M8888I
#define DISPLAY_DRIVER_0   GUIDRV_LIN_32

Correct

#define COLOR_CONVERSION_0 GUICC_M888
#define DISPLAY_DRIVER_0   GUIDRV_LIN_24

Original

static inline U32 LCD_LL_GetPixelformat(U32 LayerIndex)
{
  if (LayerIndex == 0)
  {
    return LTDC_PIXEL_FORMAT_ARGB8888;
  } 
  else
  {
    return LTDC_PIXEL_FORMAT_ARGB1555;
  } 
}

Correct

static uint32_t LCD_LL_GetPixelformat(uint32_t LayerIndex) { const LCD_API_COLOR_CONV * pColorConvAPI; if (LayerIndex >= GUI_NUM_LAYERS) { return 0; } pColorConvAPI = layer_prop[LayerIndex].pColorConvAPI; if (pColorConvAPI == GUICC_M8888I) { return LTDC_PIXEL_FORMAT_ARGB8888; } else if (pColorConvAPI == GUICC_M888) { return LTDC_PIXEL_FORMAT_RGB888; } else if (pColorConvAPI == GUICC_M565) { return LTDC_PIXEL_FORMAT_RGB565; } else if (pColorConvAPI == GUICC_M1555I) { return LTDC_PIXEL_FORMAT_ARGB1555; } else if (pColorConvAPI == GUICC_M4444I) { return LTDC_PIXEL_FORMAT_ARGB4444; } else if (pColorConvAPI == GUICC_8666) { return LTDC_PIXEL_FORMAT_L8; } else if (pColorConvAPI == GUICC_1616I) { return LTDC_PIXEL_FORMAT_AL44; } else if (pColorConvAPI == GUICC_88666I) { return LTDC_PIXEL_FORMAT_AL88; } while (1); }