利用VC++实现的电机转速控制上位机程序，下位机为MCS51单片机系统，采用串口通信实现电机转速的PID控制。-Using VC++ to achieve motor speed control PC program, the next crew for the MCS51 microcontroller system that uses Serial Communication PID motor speed control.

arduino控制电机恒定转速,使用PID(Arduino constant speed of motor)