该文档是在以凌阳61板为核心，外加ds1302、12864、红外等外围模块的开发系统下开发的一款集液晶显示、红外遥控设置、按键设置、可中断闹钟及闹钟设置掉电保持等多功能于一体的程序。程序主要涉及多种中断协调工作、按键处理、红外接收处理、时钟芯片应用、flash读写等多方面知识，非常具有学习参考价值。-This document is a Sunplus 61 board, plus ds1302, 12864, infrared and other peripheral module development system developed under a set of liquid crystal display settings, infrared remote control button settings, can interrupt the alarm clock and alarm settings retentivity-in-one program. The program mainly involves coordination of multiple interrupt, key handling, infrared receiver processing, clock chip applications, flash read and write, and other aspects of knowledge have great learning reference value.