摘要
本文提出一种智能时控开关的设计方案。该方案通过8279对显示和按键的控制功能完成时钟的显示及设置．并且使用两个不同中断来控制时钟的正常运行和闹钟的提示功能。该设计方案硬件设计简单，软件编程简洁，系统整体运行稳定。
This paper presents an intelligent design when the control switch.The program by 8279 pairs of display and control buttons to complete the clock display and setting,and use two different interrupt normal operation to control the clock and alarm prompts.The simple design of hardware design,software programming simplicity, the whole system stable.
出处
《计算机光盘软件与应用》
2010年第8期46-46,49,共2页
Computer CD Software and Application
关键词
时控开关
8279
中断
Time control switch
8279
Interrupt
