数字系统实验-电子钟.docx
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2020-01-11
09:19:41
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目录
一、功能实现......................................................................................................2
二、源代码..........................................................................................................3
2.1 顶层图设计.............................................................................................3
2.2 时钟分频模块.........................................................................................3
2.3 秒计时模块.............................................................................................4
2.4 分计时模块.............................................................................................5
2.5 时计时模块.............................................................................................7
2.6 置数模块.................................................................................................8
2.7 按键消抖模块.......................................................................................10
2.8 报时模块...............................................................................................12
2.9 LED 灯管显示模块..............................................................................14
三、仿真............................................................................................................16
3.1 时钟 19:59:58 仿真...............................................................................16
3.2 时钟 23:59:58 仿真...............................................................................16
四、下载验证....................................................................................................17
4.1 管脚设计图...........................................................................................17
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