液晶显示时间程序，可以精确显示年、月、日。还有闹钟的功能。准确性非常高。-The LCD program can accurately display the year, month, day. As well as the alarm clock function. The accuracy is very high.

本程序用18B20采集温度，LCD显示和继电器-this project uses a AT89s52 microcontroller to sample temp,and display it on LCD,and also control relay

51单片机控制的lcd屏幕显示，该程序是用C语言开发(51 single-chip microcomputer controlled LCD screen display)