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1、常熟理工学院电气与自动化工程学院课程设计常熟理工学院电气与自动化工程学院课程设计说明书课程名称：电子课程设计设计题目：彩灯控制器班级：测控111姓名：学号：指导老师：设计时间：2013-7-8~~2013-7-1721共页，第页常熟理工学院电气与自动化工程学院课程设计摘要:近年来，由于集成电路的迅速发展，使得数字逻辑电路的设计发生了根本性的变化。在设计中更多的使用中规模集成电路，不仅可以减少电路组件的数目，使电路简捷，而且能提高电路的可靠性，降低成本。因此用集成电路来实现更多更复杂的器件功能则成为必然。现代生活中，彩灯越来越成为人们的装饰品，它不仅美化环境，渲染气氛，
2、还可以用于娱乐场所和电子玩具中去，现以该课题为例进行分析与设计可编程的彩灯控制的电路很多，构成方式和采用的集成片种类、数目更是五花八门，而且有专门的可编程彩灯控制电路。绝大多数的彩灯控制电路都是数字电路来实现，例如：用中规模集成电路实现的彩灯控制器主要用计时器、译码器、分配器和移位寄存器等集成。本次设计的可编程彩灯控制电路就是用计数器和译码器等来实现的。关键词：计数器；555定时器；发光二极管1.AbstractInrecentyears,duetotherapiddevelopmentcircuits,makedigitallogiccircuitdesignund
3、ergoneafundamentalchange.Inthedesignmoreusescaleintegratedcircuit,notonlycanreducethenumberofcircuitcomponents,thecircuit,andcanimprovethesimplicityofthecircuitreliability,reducethecost.Sowithintegratedcircuittoachievemorecomplexdevicefunctionisinevitable.Inmodernlifelanternhasbecomemor
4、eandmorepeopleadornment,itnotonlycanbeautifytheenvironment,renderingatmosphere,itcanalsobeusedinentertainmentandelectronictoys,nowwiththistopicforexampleanalysisanddesignprogrammablelightscontrolcircuitmany,theformsandintegratedpiecetype,number,andmultifarioushasspecialprogrammablecircu
5、larlightscontrolcircuit.Mostofthelightscontrolcircuitrealizedwiththedigitalcircuits,forexample,usemediumscaleintegratedcircuitrealizedwiththelightscontrollermainlycounteranddecoder,distributorsandshiftregisterectintegration.Thedesignoftheprogrammablelightscontrolcircuitistouseregisters,
6、counteranddecoder,ect.Torealize,itscharacteristicisusinglight-emittingdiodesdisplay,realizepresentprogrammingcircularfunction.Keywords:LED;Counter;ME55521共页，第页常熟理工学院电气与自动化工程学院课程设计目录1．绪论···············································12.设计任务及要求······································22.1设计目
7、的················································22.2设计任务················································22.3设计要求···············································23.总体方案设计········································33.1总体设计框图············································33.2总体设计原理·····
