这是一个用51单片机驱动DS1302时间模块+DS18B20温度传感器模块+12864液晶显示完整程序设计实例，有四个键盘KEY0 到KEY3,key0是修改时间的 首先是秒到分到时到年到月到日到星期 key1是加1 key2是减一 在修改时间状态再按一下key3的时候就出去并修改时间日期,在平时状态按着key3再按着key2 就会打开lcd 的灯 单单是只按key3那就是把灯关了。

-This is a single-chip driver with 51 modules+ DS18B20 time DS1302 temperature sensor+12864 LCD module design example of a complete program, there are four keyboard KEY0 to KEY3, key0 is modified to the first, second, when assigned to the month key1 days to weeks to increase by 1 key2 is a state in the modified and then click when key3 out and date modified, according to the state in peacetime key3 then key2 will open the lcd light just solely on the basis of key3 That is the把灯关.