To run the program, simply
- click the Keil project
- build and download
- open the handwriting app, then turn on the COM of your MCU
video https://github.com/user-attachments/assets/92ee6014-6134-4265-bfa0-37387c946ebd
You may refer to https://kdocs.cn/l/cqLbod8Ixyry at Chapter 25 for tutorials and debug logs