LED多功能电子日历时钟时间以60分种为一个周期 电子钟的格式为：XX XX XX，由左向右分别为：时、分、秒。完成显示由秒01一直加1至59，再恢复为00；分加1，由00至01，一直加1至59，再恢复00；时加1，由00至01，一直加1至23.-LED multi-function electronic calendar clock time to 60 minutes for a cycle of electronic clock format: XX XX XX, from left to

该系统主要是开发一个可以升国旗的小程序，其中还加载了一些附加其他功能，包括添加背景音乐，添加时钟，添加日历。-The system is a small program to develop a flag-raising, which is also loaded some additional other features, including adding background music, add clock add the calendar.

51单片机，DS1302产生时钟用LCD1602显示时间和日期。(51 single chip microcomputer, DS1302 produces clock with LCD1602 to display time and date.)