智能小車(chē)英文文獻(xiàn)

智能小車(chē)英文文獻(xiàn)------------------------------------智能小車(chē)英文文獻(xiàn)------------------------------------智能小車(chē)英文文獻(xiàn)智能小車(chē)英文文獻(xiàn)ElectricintelligentcarbasedonSCMThesingleslicemachineisalsocalledtinycontroller,isbecauseitwasusedintheindustrytocontrolrealmattheearlieststage.SingleslicemachinefrominsidechiphaveCPUappropriationprocessortodeveloponlysincethen.AttheearlieststageofdesigntheprincipleistopasstointegrateagreatdealofperipheralsandCPUinachip,makingcalculatorsystemsmaller,integratingmoreeasilyintocomplicatedofbuttomentiontorequestastrictcontrolequipmentsinthemiddle.TheINTELZ80istheprocessorwhichdesignedaccordingtothiskindofthoughtattheearlieststage,fromnowon,singleslicethedevelopmentofthemachineandappropriationprocessorwentbydifferentroadsthen.Thesinglesliceoftheearlierperiodallofmachinesare8or4.Amongthem,theINTELismostsuccessfulof8031,becauseofinbriefdependablebutthefunctionwasquitegoodtoacquireverybiggoodopinion.Henceforthat8031updevelopedMCS51seriesesasingleslicemachinesystem.Accordingtothesinglesliceofthissystemmachinesystemisstillintheextensiveusagetillnow.Becausetheindustrycontrolstheexaltationof[with]realmrequest,startingappearing16singleslicemachine,butbecausesexpricewantedtodon'tgetaveryextensiveapplicationthanthedisregard.Developgreatlyalongwiththeconsumptionelectronicsproductafter90's,thesingleslicemachinetechniquegotahugeexaltation.AlongwiththeextensiveapplicationofINTELi960seriesesespeciallylaterARMseries,the32singleslicemachinereplaces16singleslicethehighlevelpositionofthemachinequickly,andgetsintoanessentialmarket.Andtraditionalof8singleslicethefunctionofthemachinealsogottoflytoraisesoon,handlinganabilitytocomparewithtoraisefewahundredfoldsin80's.Currently,32singlesliceofthehighlevelwithmainmachinealreadyover300MHzs,thefunctionkeepsappropriationprocessorofmakingtrackforthemid90's,andthecommonmodelnumberfactorypricedropintotoUSD1,tallestcarryofmodelnumberalsoonlyUSD10.Thecontemporaryandsingleslicemachinesystemhasalreadynolongerdevelopedandusedjustunderthenakedmachineenvironment,theingreatquantitiesappropriativebuilt-inoperatesystemisappliedextensivelyinthewholeseriesesesofthesinglesliceisonboard.ButBeisingthehighlevelofhandheldPCandcellularphonecoreprocessingsingleslicethemachineevencanuseappropriativeWindowsandtheLinuxoperatesystemdirectly.Singleslicethemachineratioappropriationprocessoristhemostsuitabletomatchtoapplyinthebuilt-insystem,soitgotthemostapplications.Infactthesingleslicemachineisanamountthemostcalculatorsareintheworld.Themodernmankindarelivingmediumuseofassembleinalmosteachelectronicsandmachineproducthaveasingleslicemachine.Allhave1-2singleslicemachineinthecomputeraccessoriesessuchascellularphone,telephone,calculator,homeappliances,electronicstoy,handheldPCandmouseetc..Andpersonalcomputerinwouldalsocapablenumbernotafewsingleslicethemachinebeworking.Providewithmorethan40departmentsasingleslicemachinegenerallyonthecar,complicatedindustry'scontrolingthetopofthesystemevenmayhassingleseveralhundredpedestalsesslicesmachinetoworkinthemeantime!SingleslicetheamountofthemachinenotonlyfarabovethePCmachineandothercalculationsofcomprehensive,eventhanthemankind'samountstillwanthaveanother.OnthebaseofSCM,throughreseachandtorealizeaphotoelectricsensorforsenstivecomponents,withAT89C51ascontrolcoreelectrictracingofintelligentcontrolcarbonylation-thecar,Thesystemisalsoincludingdcmotor,L9110chipsandLM324comparatoretc.ThedesignUSESAT89C51asintelligentcarcorecontrollre.ThesystemtakesmicrocontrollerascontrolcoreandrealizationofelectricbeforeEnter,back,turnleftandrightturnfunction.ThroughtheanglesensordetectionTheseesawAnglechange,useincrementalPIalgorithmtocontroltheelectriccarforbalance,andusingphotoelectricsensordetectionblackline,maketheelectricityActuationvehicleinthecourseofdrivingkeeplinearmotionanddon’tskipfromatrium.一.ProjectDesignLightbyasensor,therealityofthecarismovingquicklydegrees,bit,buy,transportationlineshapewhenmeasuredquantityofrealcondation,andwillbemeasuredquantitynumberaccordingtopreachsenttomonnolithicmachineintolineprocessing,butbysinglechipmachineaccordingtorealnowtoelectricactuationvehiclewisdorcancontrolsystem.thiskindofsquarecasecanrealnowtoelectricactuationvehicledynamicshapestateintotheshipmentdorealpossessioninsystem,controlsystemspiritalive,candepend,puredegreeishigh,canfullfootofeachitemofthestockingtobeg.straightepidemiologicalspeedistasseledstraightepidemiologicalspeeddepartmentwithplusewidthmodulationexperience.meanwhilegatherspeedisexperience.Meanwhile,itsmainelectricpulsewidthmodulationbyrodasystemtypevariablechangedevice,janesaysPWMvariablechangedevice.AdjustablespeedbyinthedepartmentofPWMexperience.meanwhileopenshutfrequencyrateishigh,onlyonelectrictybarnadoelectrictysenseoffilterwavecanbeusetogentomoveverysmallstraightpulseelectricflow,electrictyflowbarnnadoelectriccapacityeasileventantras,departmentoflowspeedoperationflatexperience.meanwhile,adjustableelectricflowwaveshapethanV-Msystem,beinphasewithflattoallelectricalflowdynamicmachine,electricheatconsumptionandhairlossthanasmall.Withthesamplebyinopenshutfrenquencyrateishigh,andifafastspeedofelectricmachineringshouldmatchclose,fastentasseledphasecanbetogetverywidefrenquencyband,becauseofthefastspeedringshouldgood,dynamicconfigurationsexualcanperturbationresistancecanforceispowerful.Accordingtotheroot,withmorethanensemblecloseandthissetofelectricmachinespeedstraightflowofhair,theexhibitortoadopttheprojectwithasingleextremelyHtypecanbechangedintochangedeviceinversePWMlinespeed.1.1photoelectricdetectionmoduledesignTheintelligentcarwasstuckontheblacklinerunningonwhitepaperroad,sothismoduledesignneedtodetectshopontheblackrubberbeltdrivearea,includingrunstraightalongthearcdistrictanddrivingdistricttwoarea,becasureoftheblackandwhitepapertolightreflectioncoefficientisdifferent,canaccordingtoreceivereflectedlight.Thestrengthofthejudgeroadtheblackline.ThispaperUSESlytheinfrareddetectionmethod.Infrareddetectionmethod,I,e,useinfraredrayindifferentcolorsofphysicalsurfacewithdifferentreflectionproperties.Inthecardrivingprocesscontinuallytothegroundtolaunchtheinfrared,whentheinfraredmetwhitegroundoccurswhenthereflectedlight,aimlessandlaunchpackedonthecarofreceivingtubereceivinglessthansignal.1.2signalcomparativemoduledesignThispartdesignUSESaLM324comparator,ofsensorsignalvoltagereceivedcompareandamplified,andwillcomparetheresultafterfeedtothemicrocontroller,usedtodetectsensorsensitivity,whentwosensorssimultaneouslydetectlight,straightforward.Whenthesensorcan’tdetectlight,incut-offstate,doubleLM324operationalamplifieroutputlowleveltomicrocontroller,byprogramprocessing,ifleftnotdetectlight,thenleftcorrectdirection;ifthfrighthasnotbeendetectedlight,thenturncorrectdirection.1.3motorcontrolanddrivingmoduledesignBecauseuseisdoubledrivecars,thispartofthecircuitmustbeabletooutputoftwodifferentvoltagevalues,respectivelytocontrollingtrolleyrightandlefttwomotordrive,thetwoofthewheelspeedanddirectionofthesameordifferent,thustocontrolitsadvanceandturning.insystemdesignprocess,usetwoL910chipstoconnectSCManddcmotorrespectively.L9110isforcontrolanddrivemotordesigntwochannelspush-pullpowerampliferapplication-specificintegratedcircuitdevice,discretecircutsinmonolithicICintegratedsuchthattheperipheralequipmentsinlowercostandthewholemachinecancarryonsexualhigh.ThecoreslicetwoaTTL/CMOSandletelectricityflatloseinto,havegoodanti-jamming,twooutputterminalcanpickfloodingdynaicelectricmachinestraighttotheshipmentofpositivereversemoveandithashadabigelectricityflowfloodingdynamiccanforceeachcallwaycanpassover800macontinuouscurrent,peakcurrentcapacityof1.5-2a;atthesametimeithasloweroutputsaturationpressuredropandthestaticelectricity,thebuilt-inclampadiodecanreleasetheperceptualloadofreversecurrentimpulse,makingitthfdriverelays,dcmotors,steepingmotororswitchpowertubetheuseofsafeandreliable.FollwingtracingcarsystemtocommonAT89C51,complementarywithrelativelsimplecomponentsandcircuitdesign,thesmoothcompletionoffollowunderthepremiseoftracingfunction,andfullyconsideredappearance,cost,somostofthecircuitcarbymannualweidingiscomplete,inthedesign,weneverinacircuitincreaseredundantfunctions,butretainedvarioushardwareinterfaceandsoftwaresubroutinesinterfacetofacilitatetheexpansionanddevelopmentafter.二.systemsoftwaredesignThissystemsoftwaremodularstructure,themainprogrem,initialanti-fuzzyprocedures,interruptsubroutines,delaysubroutines,buttonspronunciationsubroutinesbuttonsscanningsubroutinesconstitutes.2.1tracingsubroutinesdesinTracingmoduleisdesignedbytheleftrightphotoelectricsensoroutputterminalreceivingmonolithicmachinerespectively,P22andP23tubefeet,thenthroughthemicrocontrollerprogramming,producePWMcontrolsignal,throughL298controlmotorspeed,letthecartomoveforward,leftturn,turnrightandstopdrivingpurpose.2.2avo