I want to program turning on/off display backlight to reduce power consumption. 1. how can i turn off / on display backlight led?2. I use dt022ctft on GFX01M2. 3. developement board is NUCLEO-G071RB  

I made a custom STM32 board based on the schematics of Nucleo-G071RB and X-Nucleo-GFX01M2. On the development board, the TFT LCD works. However, when I program my custom board using STLINK-V3SET, the TFT LCD only shows a white screen.I did changing T...