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电子万年历的电路原理与设计.doc


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湖南信息科学职业学院毕业论文(设计)电子万年历电路原理与设计 学生姓名:刘文明学号:08120126年级专业:二00八级计算机控制技术专业指导老师:凌双明湖南·长沙提交日期:2011年5月目录摘要····················································31前言··················································32设计要求与方案论证···················································································································································43系统的硬件设计与实现···································· 电路设计框图··································································································、电脑单片机联机设计图·················· 系统硬件概述······················································································································································································································94结束语·················································9参考文献·················································10附录·················································10附录1系统使用说明书·······································11附录2万年历实物图·········································12电子万年历的电路原理与设计作者:刘文明指导老师:凌双明(湖南信息科学职业学院电子信息系2008级计算机控制技术专业,长沙410128)摘要:随着当今世界经济的快速发展和信息化时代的来临,各种各样的小型智能家电产品陆续出现在我们的生活当中。日历是人们不可或缺的日常用品。但一般日历都为纸制用品,使用不便,寿命不长。电子万年历采用智能电子控制和显示技术,改善了纸制日历的缺陷。万年历具有读取方便、显示直观、功能多样、电路简洁、成本低廉等诸多优点,符合电子仪器仪表的发展趋势,具有广阔的市场前景。关键词:单片机89C52,串口通信,控制模块,显示模块,发声模块,、月、日、时、分、秒、星期等,具有日期和时间校准、闰年补偿、温度显示、闹钟、光控开关,秒表等多种功能,万年历串口通信具有电脑一键校准时间,利用电脑联机,设置心情语悟,增加名片等功能。在设计的同时对单片机、VB的理论基础和外围扩展知识进行了比较全面准备。本设计由万年历控制模块,显示模块,发声模块,串口通信模块五个部分组成。控制模块由单片机89C52,按键模块,光控开关模块,温度感应模块等组成,其中89C52单片机作为核心,功耗小,电压可选用3~5V电压供电。显示模块由15个7段共阳数码管模块、12864LCD液晶模块组成。发声模块由蜂鸣器和三极管组成。串口通信模块由单片机89C52、按键组成。利用单片机可以大大减小硬件的复杂程度。 设计要求:(1)基本要求具有年、月、日、星期、时、分、秒,温度显示,校准等功能,具备闰月识别显示功能;具备可调闹钟,光控开关,充电功能;具备白天整点通报功能(晚上不通报);具备联机一键校准万年历时间,编辑显示心情语悟,增加通讯录等功能;具备秒表计时功能。(2)创新要求具有光控开关功能;具

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