红外遥控汽车设计毕业论文

CHANGZHOUINSTITUTEOFTECHNOLOGY毕业论文题目：红外遥控汽车设计二级学院：延陵学院专业：电子科学与技术班级：10电子Y2学生姓名：刘洋洋学号：10121214指导教师：张刚兵职称：讲师评阅教师：职称：2014年6月SJ006-1常州工学院延陵学院毕业设计说明书I摘要本课题是实现基于单片机的带智能自动化的红外遥控小车。该系统由硬件与软件两部分构成。硬件电路部分主要采用MC-51作遥控发射器及接收处理器，汽车前进、后退用直流电动机驱动，转向用步进机驱动，直流电动机采用桥式开关电路驱动电机，步进机用数字逻辑电路驱动，通过无线传输控制小车的运行状态。硬件电路部分是以单片机AT89C51为核心，作为主控制电路，其他外围电路为从属电路部分。把硬件电路分为发送板模块与接收板模块，再把接收模块分为电机驱动、数码显示和单片机主控。软件部分是用控制电路和驱动电路的软件设计。通过软硬件设计、实现和调试等步骤实现目标。最终的仿真结果表现为，在电路调试时，电机能够按照指定的方向，规定的度数进行转动。在直流电机调试时，电机转速很慢，并伴随着颤抖，而且不会随着占空比的改变而变化。关键词：红外遥控；接收编码；发送编码；单片机常州工学院延陵学院毕业设计说明书IIAbstractThetopicrealizeinfraredrayremotecontrolcarwhichbasedonthesinglechipmicrocontrollerwhitintelligenceautomation.Thewholecomponentofthissystemisthehardwareandsoftware.ThedesignusesMC-51todocontrolsremotelythelauncherandthereceiveprocessor.Theautomobileaheadandbackusethedirectcurrentmotortocontrol,whilethestep-by-steppingmachineactuatethedirect,Thedirectcurrentmotorusesthebridgetypeswitchingcircuittoactuatetheelectricalmachinery,Step-by-steppingmachineactuateswiththedigitallogiccircuit.Thewirelesstransmissioncontrolsthecarrunningstatus.ThehardwareelectriccircuitrealizationsaretakethesinglechipmicrocontrollerAT89C51asthecores,asmastercontrolelectriccircuit,Otherperipheryelectriccircuitsarethesubordinatedelectriccircuitpartial.Thehardwareelectriccircuitmaydivideintotwomodules,Transmissionboardmoduleandreceiveboardmodule.Thetransmissionmodulemaydivideintothemotor-driven,thedigitalcodedemonstratedandthesinglechipmicrocontrollercontrols.Thesoftwarepartialdesignprocedureisthesoftwaredesignofthecontrolcircuitandthedrivercircuit.Throughsoftwareandhardwaredesign,therealizationandthedebuggingachievegoals.Thefinalsimulationresultsare:incircuitdebugging,motorisabletofollowthespecifieddirectionindegreerequirementsforrotation.WhendebuggingDC,motorspeedisveryslowwithshakingandwillnotchangewiththechangeinspaceratio.Keywords：Infraredremotecontrol；Receivecode；Sendcode；Thesinglechipmicrocontroller.常州工学院延陵学院毕业设计说明书目录摘要...................................................................................................................................................IAbstract...........................................................................................................................................II第一章绪论.....................................................................................................................................11.1设计的简介.......................................................................................................................11.2设计的目的与意义...........................................................................................................11.3本章小结...........................................................................................................................2第二章设计方案的选择.................................................................................................................32.1方案一................................................................................................................................32.2方案二................................................................................................................................32.3方案三................................................................................................................................32.4方案确定...........................................................................................................................42.5系统的组成.......................................................................................................................42.5本章小结...........................................................................................................................4第三章主要芯片的介绍.................................................................................................................53.1AT89C51的介绍................................................................................................................53.2AT89C2051的介绍............................................................................................................73.3ULN2003A的介绍..............................................................................................................83.4本章小结...........................................................................................................................9第四章电机驱动电路的设计.......................................................................................................104.1MCU最小系统的设计......................................................................................................104.2原始电机桥式驱动介绍..................................................................................................114.3步进电机.........................................................................................................................124.4本章小结.........................................................................................................................15第五章红外遥控电路的设计..........................................................