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1、WLDWIDEENGINEERINGSTARDSGeneralSpecificationElectricalFunctionGMW14082GeneralHardwareInterfaceRequirementsGuidelines?Copyright2005GeneralMotsCpationAllRightsReservedOctober2005iginatingDepartment:NthAmericanEngineeringSt

2、ardsPage1of741Introduction1.1Scope.ThisdocumentisthetopdocumentfallgeneralelectricalhardwarerequirementsisapartofthedocumentstheSupplierreceiveswiththerequestfQuotationfthesourcingofElectricalElectroniccomponents(EEDevic

3、es)fautomotiveuse.ThisdocumentisvalidfallcomponentswithElectricalElectroniccontentshallbereferencedineachSSTSCTS.1.2MissionTheme.ThisspecificationdescribesthehardwarerequirementswhichapplytomostECU’s.Thisspecificationals

4、oprovidesdeionsrecommendedcircuitsparameterstobespecifiedfmoststardinputsoutputs.ThesedefinitionsareintendedtobeusedfBodyInteriExteriECU’s1.3RequirementWdingConventions.Withinthisdocumentthefollowingconventionsareapplied

5、:Thewd“Shall”shallbeusedinthefollowingways:a.TostateabindingrequirementontheECUtheinterfaceswhichcomprisetheECUwhichisverifiablebyexternalmanipulationobservationofaninputoutput.b.TostateabindingrequirementuponanECU’srequ

6、irementsdocumentthatisverifiablethroughareviewofthedocument.Thewd“Must”shallbeusedtostateabindingrequirementoncomponentsdeviceswhichareoutsidethescopeofthisspecification.Thewd“Will”shallbeusedtostateanimmutablelawofphysi

7、cs.Thewd“Should”denotesapreferencedesiredconfmance.Note:Intheeventofaconflictbetweenthetextofthisspecificationthedocumentscitedhereinthetextofthisspecificationtakesprecedence.Note:Nothinginthisspecificationsupersedesappl

8、icablelawsregulationsunlessaspecificexemptionhasbeenobtained.2ReferencesNote:Onlythelatestapprovedstardsareapplicableunlessotherwisespecified.2.1ExternalStardsSpecifications.ANSIIPCJSTD001DIPC7351IPC60122.2GMStardsSpecif

9、ications.GMW3001GMW3097GMW3059GMW3103GMW3091GMW31723Requirements3.1SystemSubsystemComponentPartDefinition.3.1.1Appearance.Notapplicable.3.1.2Content.Notapplicable.3.1.3AmbientEnvironment.ElectronicElectricalsubsystemscom

10、ponentsshallpassenvironmentaldurabilityvalidationwhensubjectedtoloadsaccdingtoGMW3172.RequirementsaredefinedintheCTSSSTSviaCodeletteringaccdingtoGMW3172.3.1.3.1FunctionalClassification.Functionalclassificationisageneralm

11、ethodfdefiningthefunctionalperfmancestatusclassification(FSC)fthefunctionsofautomotiveElectricalElectronicdevices[EEdevice]uponexposuretotestconditionsrealwldoperatingconditions.3.1.3.1.1ClassDefinition.FSC_A:Allfunction

12、sofanEEdevicesystemperfmasdesignedduringafterexposuretoadisturbance.FSC_B:AllfunctionsofanEEdevicesystemperfmasdesignedduringexposurehoweveronemefunctionmaygobeyondthespecifiedtolerance.Allfunctionsautomaticallyreturntow

13、ithinnmallimitsafterexposureisremoved.MemyfunctionsshallremainclassA.TheEEdevicesystemshallnotoutputanyfalseactuationsignalserroneousserialdatamessagesfalsefaultcodesothererroneousIOcommsGMWLDWIDEENGINEERINGSTARDSGMW1408

14、2?Copyright2005GeneralMotsCpationAllRightsReservedOctober2005Page3of74CiRpdRpuCoIiIoIs_1Is_2Vs_2Vs_1Gnd_1Gnd_2UoUiOutputInputHSDLSD=OneofbothFigure1:DefinitionsofInputOutputVoltagesCurrentDirectionsUsed3.1.4.1.3VoltageSu

15、pplySignalNoiseModel.Thedesignlimitsftheelectricalpowersignaldistributionsystemare:Valuesgivenarefsteadystateconditions(500ms)excludingthecranksequence.a.U_PvoltageoffsetbetweenanyplatfmpowertrainECU:1.0V.b.U_GNDvoltageo

16、ffsetbetweenanypowertrainECUgroundedtotheengineblock:0.5V.c.U_GNDvoltageoffsetbetweenanyplatfmECU:0.8V.d.U_GNDvoltageoffsetbetweenanyplatfmpowertrainECU:1.0V.VBUBUnU_GND3=0to0.8VU_GND4=0to0.8VU_P3=0to1.0VU_P4=0to1.0VU_GN

17、D2=0to0.5VU_P2=0to1.0V0.2Vto0.5V0to0.2VU_GND1=0to0.5VU_P1=0to1.0V0to0.2VStarterMotGeneratV_gnd_ref=0VUo3Ui4PlatfmGroundSignalDistributionECU3ECU4BatteryminusECU2Ui2IncludinggroundwireboltssheetmetalvoltagesVehicleBattery

18、PowerTrainPowerSignalDistributionPlatfmPowerSignalDistribution1.0V@CrankUi1ECU1signal_gnd_3signal_gnd_4signal_gnd_2signal_gnd_1BIW_gndGMW8763PowerTrainGroundSignalDistribution=DCcurrentdirectionsgroundcablevoltageEngine_