利用AT89C51单片机实现对2相直流电机的控制，电机控制电路采用H桥来实现，可控制电机实现正转、反转、加速或减速，并用LED进行工作指示-AT89C51 MCU use for two-phase DC motor control, motor control circuit uses an H-bridge to achieve, you can achieve control of the motor forward, reverse, acceleration or deceleration, and work with LED indication