The button controller developed for plant customers uses STM32 as the master chip and interacts with the touch screen.

The button controller developed for plant customers uses STM32 as the master chip and interacts with the touch screen.
The button controller developed for plant customers uses STM32 as the master chip and interacts with the touch screen.

The button controller developed for plant customers uses STM32 as the master chip and interacts with the touch screen.