摘要
利用AT89C2051单片机为核心器件辅以外围电路设计了电热水器定时控制器,用户可以在24小时内任意设置热水器开启和关闭的时间,具有简单易制,价格低廉、控制时间精确等特点。该控制器已经通过测试并制成电路板,具备推广使用条件。
The time controller for electrical water heater was based on AT89C2051 and also used other chips. It can be set up arbitrarily by user. Looking like easy, inexpensive and precise.
