目 录
引言 ...............................................................................................................................1
1 设计任务和基本要求.............................................................................................1
2 任务分析................................................................................................................1
3 方案论证................................................................................................................2
4 硬件电路设计 ........................................................................................................3
5 时钟计时器电路原理图 .........................................................................................4
6 系统程序设计 ........................................................................................................5
6.1 主程序 ..........................................................................................................................5
6.2 显示子程序 ..................................................................................................................6
6.3 定时器 T0 中断服务程序.............................................................................................6
6.4 调时功能程序 ..............................................................................................................7
7 附录(元器件部件) ...........................................................................................20
8 参考文献..............................................................................................................21
9 心得体会..............................................................................................................21