Resources

1. BBC microbit MicroPython：https://microbit-micropython.readthedocs.io/en/latest/tutorials/introduction.html

2. MicroPython：https://docs.openmv.io/reference/index.html

3. math library：https://docs.openmv.io/library/math.html

Common Problem

1. The car has no reaction

Please check whether the batteries are sufficient

Please check whether the wirings are correct

2. Computers can’t recognize the USB ports

Please ensure whether the microbit driver is installed

Please check whether the USB wire is in good condition.

3. Code fails to burn and dot matrix displays expressions

Please check whether the keyes_mecanum_Car_V2.py library file is imported