Theoretical basis:
The most detailed PID tutorial in history - understanding PID principles and optimization algorithms
https://blog.csdn.net/name_longming/article/details/115093338
Project practice 1 (recommended):
raspberry-pie-pid-algorithm-master.zip
https://gitee.com/rli07/raspberry-pie-pid-algorithm
Raspberry Pi Respberry pi 4B PID controlled smart car
Project practice 2:
https://gitee.com/neuq-intelligent-desert-robot/pyb-controller_robot/tree/pyb-controller-v3.3/
Micropython - PID control of Hall encoder motor based on PYB
Project practice 3:
Raspberry Pi 4B smart car tracking (PID control)
https://download.csdn.net/download/lhg665/87690161