多功能电子钟；本程序在KEIL编译时必须安装有 浮点库文件 C51FPS.LIB 附加功能：指示灯，蜂鸣器，温度传感器，世界节日-Multi-functional electronic bell KEIL compiler of this procedure must be equipped with floating-point library file C51FPS.LIB Additional features: light, buzzer, temperature sensor

主程序为杜洋的作品 1.修改了BUG 2.删繁就简，增加了稳定性 3.温度四舍五入更直观-Main program works for Du Yang. Modify BUG 2. Shanfanjiujian stability. Temperature is more intuitive to rounding

DY12864电子钟,带节日，温度显示，12864液晶屏全中文显示-DY12864 electronic clock