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精编WORD文档下载可编缉打印下载文档，远离加班熬夜基于单片机的电子音乐门铃的设计文献综述定稿篇一：毕业设计论文基于单片机的电子音乐门铃的设计基于单片机的电子音乐门铃的设计摘要随着时代的前进和发展，控制智能化、仪器小型化、功耗微小化得到广泛关注。在这些领域中，单片机起到了举足轻重的作用，这就把单片机的应用提升到重要的地位，单片机应用系统设计就成为新的技术热点。近几年来，随着市场上智能化楼宇的不断升温，门铃系统已作为智能化办公室和智能化住宅小区的一个重要组成部分，被各商家和用户所接受。人们已开始习惯用门铃系统代替传统的铁钥匙去管理各通道门，这使门铃系统得到了飞跃性的发展。随着单片机技术的飞速发展，通过单片机实现人们对物质生活的满足，这将会日益成为今后的一个重要发展的方向。本设计是介绍了由AT89C51单片机来构成电子音乐门铃系统的工作过程，本系统主要完成该电子门铃不仅具有普通电子门铃的功能，而且还具有一些扩展功能。它的工作状态能够由用户自行设定等常规功能，并给来访者提供必要的语音和文字回应信息，此外。这给人们生活提供了很大的便利。关键词：单片机；电子门铃；液晶显示；语音录放精编WORD文档下载可编缉打印下载文档，远离加班熬夜ThedesignofelectronicmusicdoorbellbasedonSingleChipMicroprocessorAbstractWiththeprogressofthetimesanddevelopmentofintelligentcontrol,smallmachines,micro-powerconsumptiongetawideconcern.Intheseareas,Singlechipmicroprocessorplayedapivotalrole,whichtheMCUapplicationsimportanttoenhancethestatusofSingleChipMicroprocessorapplicationsdesignedtobecomethenewhottechnology.Inrecentyears,withintelligentbuildingsonthemarkethasbeenheatingup,thedoorbellsystemhasbeenasintelligentofficeandintelligentresidentialquartersofanimportantcomponentofthetradersanduserstoaccept.Peoplehavebeguntousedoorbellsystemusedtoreplacethetraditionalironkeystomanagetheaccessdoor,rangthedoorbellsothatthissystemhasbeenleapofdevelopment.WiththerapiddevelopmentofSingleChipMicroprocessortechnology,peoplewillincreasinglybecomeanimportantfuturedevelopmentdirection,throughthemateriallifeofthemeet.精编WORD文档下载可编缉打印下载文档，远离加班熬夜ItisintroducedbytheAT89C51chiptoasystemofelectronicmusicdoorbellprocess.Thissystemismainlytocompletetheelectronicdoorbellrangthedoorbellnotonlyacommonelectronicfeatures,butalsohassomeextensions.Itsworkbythestatetosetitsownusers,suchasconventionalcapabilities,andvisitorstoprovidethenecessaryresponsetothevoiceandtextinformation,inaddition,userscanalsovisitawiderangeofinformationenquiries.Keywords:SingleChipMicroprocessor;Electronicdoorbell;LCDdisplay;Voicerecord-play目录引言.....................................................................................................................................-1-第1章绪论...............................................................................................................................-2-1.1概述..................................................精编WORD文档下载可编缉打印下载文档，远离加班熬夜....................................................................................-2-1.2课题的总体设计及思路.......................................................................................................-2-第2章硬件电路设计...............................................................................................................-4-2.1硬件最小系统设计..............................................................................................................-4-2.1.1核心芯片AT89C51简介..............................................................................................-4-2.1.2复位电路的设计...........................................................................................................-5-2.1.3时钟电路的设精编WORD文档下载可编缉打印下载文档，远离加班熬夜计...........................................................................................................-6-2.1.4存储器的分配...............................................................................................................-7-2.2时钟电路的设计..................................................................................................................-8-2.2.1DS1302芯片简介..........................................................................................................-8-2.2.2DS1302结构框图与引脚介绍......................................................................................-8-2.2.3DS1302与单片机的硬件电路的设计........................................................................-10-2.3显示提示电路的设精编WORD文档下载可编缉打印下载文档，远离加班熬夜计........................................................................................................-11-2.3.1液晶显示原理.............................................................................................................-11-2.3.2SMC1602芯片简介.....................................................................................................-12-2.3.3显示电路的设计..........................................................................................................-14-2.4语音提示电路的设计........................................................................................................-14-2.4.1ISD芯片简介.......................................................................................................精编WORD文档下载可编缉打印下载文档，远离加班熬夜........-14-2.4.2ISD1420芯片特点及引脚介绍...................................................................................-15-2.4.3存储芯片AT24C02简介............................................................................................-18-2.4.4ISD1420与单片机连接电路的设计...........................................................................-19-2.5按键电路的设计................................................................................................................-20-第3章软件部分设计....................................................................................................