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1、2010InternationalForumonInformationTechnologyandApplicationsResearchonIntelligentInfusionDeviceControlSystemBasedonChipMicrocomputerZhangYubin,YaoYunping,WuZhengang,ZhangWenbin,ChenYu,LiHaoMechanicalandElectricalEngineeringSchool,LanzhouUniversityofTechnology,Lanzhou730050,Chinalzlgdx08-2@163.com
2、,yaoyp@lut.cnABSTRACT:Inordertochangethenon-intelligenthospitalDevelopingalow-costinfusiondevicecontrolsystemtotransfusionsystem，adesignofintelligenthighperformancecontrolthedeliveryofliquidandmakeanexceptionalarminfusiondevicesbasedonAT89C52Microcontrollerisforgeneralwardsandobservationroomsappa
3、rentlyhasintroduced.AT89C52controlledsteppermotors,andinputandverypracticalsignificance.Itwillhelpreducethemedicaldisplaycapabilitiesofinterfacewereachievedby8279,twoLEDworkintensity,improvesecurity,accuracyandefficiency,usedasalarmdisplay(bottle/blockingandoverspeed/leakageandimprovethestandardo
4、fcare.alarm)whenanerroroccursinthesystem.Besides,achievedcommunicationwiththemicrocontrollerthroughtheCANbus.II.OVERALLPROGRAMDuetoitssimplicityandpracticeusage,lowcostandgoodInfraredvibrationdevicegeneratedinfraredpulse,andperformance,thedesigncouldprovidecliniciansandnursesinfraredsignalsformed
5、differentpulsepeakswhenpassedaccurateandreliablemedicalcareandinfusiondata.Anditcouldbewidelyusedinclinicaltransfusion.throughdropletspools.Aftertheamplificationofamplificationdevice,thecontrastbetweenhighandlowKEYWORDS:Chipmicrocomputer;ControllerAreaBus;peaksincreased.PulsesreshapedafterSchmidt
6、,andthelow-Peristalticpump;Steppingmotorpeakpulseswerereduced,whilethehigh-peakpulseswentthrough.Fortheretriggerablemono-stablecircuit,itwasinI.INTRODUCTIONtemporarysteadystatewhentherewerepulsesandinsteadystatewhentherewasnot.TheinfraredsignalwasabsorbedIntravenousinfusionisacommonlyusedmeansofa
7、ndresultedinatrailingedgewhenthedropletspassed,soauxiliarytreatmentofdiseasesintheclinicalwork.Intheinfusiontreatment,itisnecessarytoselecttheappropriatetrailingedgetriggerwassetinthemicrocontrollertointravenousdripflo
