本课程设计一个直流电机控制装置，可以实现对直流电机的启动、停止以及电机的正转和反转，并且可以调整电机的转速，还可以方便的通过LCD液晶显示器读出电机的转向和转速的大小，能够很方便的实现电机的智能控制，实现其是在化工领域的广泛应用。-The curriculum design of a DC motor control, DC motor can be achieved on the start, stop, and the motor forward and reverse, and can adjust the motor speed, you can easily read through the LCD liquid crystal display and the speed of motor rotation size, can easily form the motor of the intelligent control is to achieve its wide application in the chemical industry.