SAE-J1213-1-1997-Glossary-of-Vehicle-Networks-for-

SAETechnicalStandardsBoardRulesprovidethat:“ThisreportispublishedbySAEtoadvancethestateoftechnicalandengineeringsciences.Theuseofthisreportisentirelyvoluntary,anditsapplicabilityandsuitabilityforanyparticularuse,includinganypatentinfringementarisingtherefrom,isthesoleresponsibilityoftheuser.”SAEreviewseachtechnicalreportatleasteveryfiveyearsatwhichtimeitmaybereaffirmed,revised,orcancelled.SAEinvitesyourwrittencommentsandsuggestions.QUESTIONSREGARDINGTHISDOCUMENT:[phone]FAX:[phone]TOPLACEADOCUMENTORDER;[phone]FAX:[phone]SAEWEBADDRESS(R)GlossaryofVehicleNetworksforMultiplexingandDataCommunications1.Scope—Thisdocumentcoversthegeneraltermsandcorrespondingdefinitionsthatsupportthedesign,development,implementation,testing,andapplicationofvehiclenetworks.Theterminologyalsocoverssometermsandconceptsofdistributedembeddedsystems,networkhardware,networksoftware,physicallayers,protocols,andotherrelatedareas.1.1Objective—Thisdocumentaimsatbeingacommonreferenceofterminology,fundamentalconcepts,abbreviations,andacronymsusedtosupportvehiclenetworkingtechnology.2.References2.1ApplicablePublications—Thefollowingpublicationsformapartofthespecificationtotheextentspecifiedherein.Unlessotherwiseindicated,thelatestrevisionofSAEpublicationsshallapply.2.1.1SAEPUBLICATIONS—AvailablefromSAE,400CommonwealthDrive,Warrendale,PA15096-0001.SAEJ1708—SerialDataCommunicationsBetweenMicrocomputerSystemsinHeavy-DutyVehicleApplicationsSAEJ1850—ClassBDataCommunicationNetworkInterfaceSAEJ1930—Electrical/ElectronicSystemsDiagnosticTerms,Definitions,Abbreviations,andAcronymsSAEJ1939—SerialControlandCommunicationsVehicleNetworkSAEJ1939-71—VehicleApplicationLayerSAEJ1962—DiagnosticConnectorSAEJ1978—OBDIIScanToolSAEJ1979—E/EDiagnosticTestModesSAEJ2178—ClassBDataCommunicationNetworkMessagesSAEJ2178-1—ClassBDataCommunicationNetworkMessages—DetailedHeaderFormats,andPhysicalAddressAssignmentsSAEJ2178-3—ClassBDataCommunicationNetworkMessages—Part3—FrameIDSForSingle-ByteFormsofHeadersSAEJ2178-4—ClassBDataCommunicationNetworkMessages—MessageDefinitionsForThreeByteHeadersSAEJ2190—EnhancedE/EDiagnosticTestModesSAEJ1213-1RevisedSEPT1997-2-2.1.2CALIFORNIACODEOFREGULATIONS—AvailablefromStateofCalifornia.CaliforniaCodeofRegulations,Title13,1968.1—MultifunctionandDiagnosticSystemRequirements,1994andSubsequentModel-YearPassengerCars,Light-DutyTrucks,andMedium-DutyVehicleswithFeedbackFuelControlSystems2.1.3ISOPUBLICATIONS—AvailablefromANSI,11West42ndStreet,NewYork,NY10036-8002.ISO9141—Roadvehicles—Diagnosticsystems—RequirementsforinterchangeofdigitalinformationISO14229—Roadvehicles—Diagnosticsystems—DiagnosticservicesspecificationISO14230-1—Roadvehicles—Diagnosticsystems—Keywordprotocol2000—Part1:PhysicallayerISO14230-2—Roadvehicles—Diagnosticsystems—Keywordprotocol2000—Part2:DatalinklayerISO14230-3—Roadvehicles—Diagnosticsystems—Keywordprotocol2000—Part3:ApplicationlayerISO15031-3—Diagnosticconnectorandrelatedelectricalcircuits:specificationanduseISO/IEC9646—Informationtechnology—Opensystemsinterconnection—Conformancetestingmethodol-ogyandframework3.Definitions3.1APrioriKnowledge—Knowledgeaboutfuturebehaviorofasystemthatisknownoravailableaheadoftime.EXAMPLE1—Anodewhichknowsthatamissingperiodicorrepetitivemessageisexpectedcanautomaticallyinvokeanalternatestrategy,basedonthisaprioriknowledge.EXAMPLE2—InaTime-TriggeredArchitecture,thepointsintimewhenanodeissupposedtosendamessageisknownaheadoftime.3.2A/C—AirConditioning3.3ABS—AntilockBrakingSystem3.4ACK—Acknowledgment3.5Acknowledgment—Atypeofresponsewhichisusedtoindicatewhetheramessagehasbeenreceivedproperly.Acknowledgmentscanbepositive,indicatingthemessagewasreceived,ornegative,indicatingthemessagewasnotreceived.3.6Acknowledgment:Application—Aconfirmationthattherequestedactionhasbeenunderstoodandperformed.3.7ACP—AudioControlProtocol,aFordproprietaryUART-basedprotocol3.8ActiveState—Theelectricalstateofabuswirewhichresultswhenoneormorenodestransmitthedominant’busconditionbyturningontheirphysicallayertransmitcircuit.Alternatenames:Active,Dominant.Refertothedesignatedphysicallayerspecificationforsignallevels.ForSAEJ1850:ThisisVohvoltsforbus+(PWMandVPW)andVolvoltsforbus-(PWMonly).3.9Address—Adesignatedmessagefieldusedtopointatanetworkobject,datavariable,node,ormodule.Anetworkaddressmaybeusedtoestablishthesourceordestinationofamessage.SAEJ1213-1RevisedSEPT1997-3-EXAMPLE—Networkobjectsthatmaybeassignedanaddresscouldinclude:anenginecontrolmodule,adatavariableEngineRPM,aLockDoorcommand,etc.3.10AddressFiltering—Theabilitytoselectaparticularaddressorgroupofaddressesbasedonuser-establishedselectioncriteriaorfilteringtechnique.3.11AddressStructure—Theorganizationofnetworkaddressingthatisusedforagivenprotocol.Theaddressstr