洗衣机系统，用VHDL硬件描述语言编程实现洗衣机控制电路。要求实现如下功能：

1.拨动电源开关，洗衣机电路进入工作状态，默认为标准洗涤程序

2.按下启动/暂停键，洗衣机开始按照既定程序工作，再按下该键，洗衣机暂停

3.洗衣机工作模式可以选择

4.洗衣机水位可以选择

每按下一个按钮，洗衣机发出“嘟嘟”警报

-Washing system, using VHDL hardware descr iption language programming washing machine control circuit. Required to achieve the following functions: 1. Toggle power switch, washing machine circuit into the working state, the default is the standard washing procedures 2. Press the Start/Pause, washing machines began to work in accordance with established procedures, and then press the key, washing machine suspension 3. Washing machine mode can be selected 4. washing water can choose to press a button each, washing machines issue a " beep"　alarm