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1、WORD格式可编辑基于单片机的IC卡智能水表设计摘要为适应国家用水制度的改革,研究和利用现代化智能技术对自来水实行自动控制,减轻供水管理部门因“先供水后收费”造成的资金压力,减少每月抄表、收费所带来的麻烦和因收费问题带来的纠纷,用现代科学技术手段改变自来水管理体制的落后现状,势在必行。基于单片机的IC智能水表不但可以提高供水部门的工作效率,而且在技术上为节约用水、合理用水创造了条件,由于这些特点,基于单片机的IC智能水表得到了越来越广泛的应用。本论文主要设计研究基于单片机的IC卡智能水表电路,其主要功能是以AT89C51单片机为核心,实现IC卡的读写,液晶显示
2、的控制,电磁阀的控制,脉冲的提取,同时具有安全保护电路、记忆单元电路、通信接口电路,完成整个水表信号的读、写处理,监控水表工作的功能。本文对每个模块逐一进行了研究,全面详细地论述了硬件电路的设计流程,对本设计中非接触式IC卡读写电路模块、液晶显示电路模块和H6152读写电路模块等工作原理及功能进行了详细了说明。关键词:单片机;IC卡;液晶显示;记忆模块专业知识整理分享WORD格式可编辑DesignoftheWaterMeterICCardSystemBasedOnSing-chipAbstractInordertoadaptthereformofthenati
3、onsystemofwatersupply,studyingandmakinguseofthemodernintelligencetechniquetorealizetheautomaticsupervisionofthewatersupply,lighteningthefundspressurebecauseof“supplywaterfirstbehindcharge”ofthedepartmentsupplyingwater,reducingthetroubleanddisputeofcopyingtheformandchargingmonthly,us
4、ingthemodernsciencetechniquechangethecurrentadministrationstructureofusingwaterandwatersupplyindustryisimperativeunderthesituation.Theapplicationofintelligentwatermeternotonlyimprovesworkefficiencyofintelligentwatermeternotonlyimprovesworkefficiencyofthedepartmentsupplyingwaterandre
5、alizesusingwaterelectronicallybutalsocreatesaconditionforusingwaterfrugallyandrationally.Becauseofthesecharactetistics,intelligentwatermeterobtainedmoreandmorewidespreadapplication.Inthispaper,themaindesignbasedonsingle-chippre-chargestheICcardwatermetersystemhardwarecircuitdesign,i
6、tsmainfunctionisbasedonAT89C51single-chipmicrocomputerasthecore,therealizationofICcardreader,LCDdisplaycontrol,thecontrolsolenoidvalve,pulseextraction,atthesametimesecurityprotectioncircuit,memorycellcircuit,communicationinterfacecircuit,thesignalmeterto专业知识整理分享WORD格式可编辑completether
7、eading,writingandprocessing,monitoringtheworkfunctionofwatermeters.Inthispaper,onebyoneforeachmodulestudied.Fulldetailofthehardwarecircuitdesignflow,forthedesignoftheCentralAfricancontactlessICcardreadercircuitmodule,liquidcrystaldisplaycircuitmoduleandcircuitmodule,suchasreadingand
8、writingH6152working