When using the SPI interface it is required to use 18-bit color depth mode as below: const esp_lcd_panel_dev_config_t lcd_config = { ... .bits_per_pixel = 18 ...
College of Chemistry and Chemical Engineering, Luoyang Normal University, Henan Province Function-Oriented Porous Materials Key Laboratory, Luoyang 471934, P. R. China College of Chemistry, Beijing ...