4、carswhichhavebecomeanessentialpartofourlife.Inrecentyears,asautoconsumptioncontinuestogrowandmorepeopleusecars,vehicletheftcasesfrequentlyoccur.Thevehicletheft-againsttechnologyhasbecome a hot topic of social concern.Formostvehiclealarmproductsarelackoftracking
5、monitoringaswellashighcost,Inthispaper,thedesignmainlyexplainshowtouseGPSandGSMtoaccuratelylocatethecurrentpositionofvehicleandsendittothespecifieduser.Combinedwith the design of hardwareandsoftware,STC12C5A60S2microcontrollerisusedasthemaincontrollertoachievet