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1、UltrasonicrangingsystemdesignPublicationtitle:SensorReview.Bradford:1993.Vol.ABSTRACT:Ultrasonicrangingtechnologyhaswideusingworthinmanyfields,suchastheindustriallocale,vehiclenavigationandsonarengineering.Nowithasbeenusedinlevelmeasurement,self-guidedautonomousvehicles,fieldworkrobotsautomoti
2、venavigation,airandunderwatertargetdetection,identification,locationandsoon.Sothereisanimportantpracticingmeaningtolearntherangingtheoryandwaysdeeply.Toimprovetheprecisionoftheultrasonicrangingsysteminhand,satisfytherequestoftheengineeringpersonnelfortherangingprecision,theboundandtheusage,apo
3、rtableultrasonicrangingsystembasedonthesinglechipprocessorwasdeveloped.Keywords:Ultrasound,RangingSystem,SingleChipProcessor1.IntroductiveWiththedevelopmentofscienceandtechnology,theimprovementofpeople’sstandardofliving,speedingupthedevelopmentandconstructionofthecity.Urbandrainagesystemhavegr
4、eatlydevelopedtheirsituationisconstructionimproving.However,duetohistoricalreasonsmanyunpredictablefactorsinthesynthesisofhertime,thecitydrainagesystem.Inparticulardrainagesystemoftenlagsbehindurbanconstruction.Therefore,thereareoftengoodbuildingexcavationhasbeenbuildingfacilitiestoupgradethed
5、rainagesystemphenomenon.Itbroughttothecitysewage,anditiscleartothecitysewageanddrainageculvertinthesewagetreatmentsystem.Comfortisveryimportanttopeople’slives.MobilerobotsdesignedtoclearthedrainageculvertandtheautomaticcontrolsystemFreesewageculvertclearguaranteerobots,therobotisdesignedtoclea
6、rtheculvertsewagetothecore.Controlsystemisthecorecomponentofthedevelopmentofultrasonicrangefinder.Therefore,itisveryimportanttodesignagoodultrasonicrangefinder.2.AprincipleofultrasonicdistancemeasurementTheapplicationofAT89C51:SCMisamajorpieceofcomputercomponentsareintegratedintothechipmicro-c
7、omputer.Itisamulti-interfaceandcountingonthemicro-controllerintegration,andintelligenceproductsarewidelyusedinindustrialautomation.andMCS-51microcontrollerisatypicalandrepresentative.Microcontrollersareusedinamultitudeofcommercialapplic
