文档介绍：课程设计成绩
操作
报告
综合
指导教师签名
湖南理工学院南湖学院
单片机课程设计报告
基于单片机的万年历时钟设计
姓名李伟华
学号 24082200033
系别机电系
专业电子信息工程
班级 N电信08-1F
完成时间 2011年6月14日
目录
1 方案设计···························································3
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2 系统的硬件设计···················································4
主控制器·······················································4
时钟电路·······················································5
DS1302的简单说明········································5
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DS1302的控制字节·········································6
(I/0)·····································6
DS1302与单片机的连接···································6
显示电路························································7
DM12864的内部逻辑图··································7
DM12864与单片机接口电路······························8
键盘电路························································8
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3 系统的软件设计····················································9
主程序·······················································10
DS1302访问················································14
DS1302读字节······································
14
DS1302写字节······································14
DS1302读操作······································15
DS1302写操作······································15
获取时间数据··············································16
LCD液晶显示·············································16
4 系统的测试························································17
5 总结·····················