目 录
1 摘要 ........................................................................................................1
2 设计要求 ................................................................................................1
2.1 功能需求 .......................................................................................1
2.2 设计要求 .......................................................................................1
3 硬件设计及描述 ....................................................................................1
3.1 总体描述 .......................................................................................1
3.2 系统总体框图 ..............................................................................1
3.3 Proteus 电路图 ..............................................................................2
3.4 各部分硬件介绍 ...........................................................................2
4 软件设计流程及描述 ...........................................................................6
4.1 程序流程图 ..................................................................................6
4.2 函数模块及功能 ........................................................................7
4.2.1 单片机主控制模块 ...............................................................7
4.2.2 数码管显示模块 ...................................................................8
4.2.3 按键模块 ..............................................................................9
4.2.4 计时模块 .............................................................................10
5 功能实现 ..............................................................................................11
6 心得体会 .............................................................................................13
7 源程序 ...................................................................................................13
