本系统设计并建立一个由微控制器控制的洗衣机控制系统。要求完成以下基本控制功能：给水和排水的自动控制,用户定时时间的设定,电机的正反转,各种定时和故障报警电路,定时开、关机的控制,三分钟延时启动的保护,具有键盘设定功能.设计相应的A/D、D/A、键盘、显示接口和传感器测量水位电路，可在线键盘参数设置、定时检测、显示、报警，其中控制输出部分采用模拟量或开关量进行控制。

-The system was designed and set up a micro-controller to control the washing machine control system. Required to complete the following basic control functions: the automatic control of water supply and drainage, the user time settings from time to time, the positive motor, various timing and failure alarm circuit, regularly opened, shutdown control, three-minute delay to start the protection of with the keyboard settings. Designed corresponding A/D, D/A, keyboard, display interface and the water level sensor circuit, available online keyboard parameter setting, timing detection, display, alarm, control output part of one of the use of analog or switch volume control.