基于单片机的rlc测试仪论文定稿

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1、毕业设计（论文）基于单片机的RLC测试仪设计DesignofRLCInstrumentBasedonSCM学生姓名：孟松所在院系：电气与信息学院所学专业：电子信息工程所在班级：0441指导教师：张学敏教师职称：讲师完成时间：2008年6月20日长春工程学院长春工程学院毕业设计（论文）摘要随着电子技术的发展，产品智能化、数字化已成为人们追求的一种趋势，尤其对电子设备的精密度和稳定度最为关注。现在使用的RLC测试仪大都是硬件电路往往比较复杂，体积比较庞大，不便携带，而且价格比较昂贵，而且对初学者来说很不方便。所以本设计设计了基于AT89S51单片机控制的RLC测试仪。利用

2、单片机的运算和控制功能，方便地实现对R、L、C的参数的测量。可在硬件结构不变的情况下，同时用软件程序代替一些硬件测量电路。能够很好的完成对RLC参数的测量。本设计通过插值算法使测量结果精度得到了有效的提高，同时通过数字惯性滤波法避免了读数的跳动，使得读取测量结果更加方便。本设计正是应社会发展的要求，研制出一种价格便宜和操作简单、自动转换量程、体积更小、功能强大、便于携带的RLC测试仪。关键词单片机RLC测试仪插值算法数字滤波AbstractWiththedevelopofelectronictechnology,theproducts’intelligentizean

3、ddigitizedhasbecomeatrendwhichispursuedbyhuman，Especiallyforelectronicequipmentprecisionandstability.TheRLCtestersnowareusedmostlyhardwarecircuits,whicharecomplex,largevolumecomparison,inconveniencetocarry,andpriceismoreexpensiveandinconvenientforbeginners.Therefore,thedesignoftheRLCtes

4、terbasedonAT89C51SCMisnecessary.usingtheSCM’soperationandcontrolfunctionstorealizethemeasureoftheR,L,Cparametersexpediently.Inthecaseofthehardware长春工程学院毕业设计（论文）structureremainunchangable,usingasoftwareprogramtoreplacesomehardwaremeasuringcircuit,whichcancompletethemeasureofRLCparameters

5、verywell.Thedesignimprovestheresults’measuringaccuracybyusingtheinterpolationalgorithmeffectively,atthesametimethroughafilteringmethodtoavoidreadingthebeat,makingitmoreconvenienttoreadthemeasuringresults.Thedesignisconformedtothesocialdevelopment,developedacheapandsimple,automaticconver

6、sionrangeandsmallersize,andportableRLCTester.Keyword:SinglechipmicroRLCmeasuringmeterInterpolationalgorithmDigitalfiltering长春工程学院毕业设计（论文）目录1引言·····························································································································11.1课题设计目的意义········

7、······················································································11.2课题设计内容······································································································11.3技术要求········································································