ISO-15765-2-2004

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ISO-15765-2-2004

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      Referencenumber  ISO15765-2:2004(E)   ©     ISO2004     INTERNATIONALSTANDARD      ISO    15765-2    Firstedition   2004-10-15    Roadvehicles—DiagnosticsonControllerAreaNetworks(CAN)— Part2: Networklayerservices Véhiculesroutiers—Diagnosticsurgestionnairederéseaudecommunication(CAN)—Partie2:Servicesdelacoucheréseau   ISO15765-2:2004(E) PDFdisclaimer ThisPDFfilemaycontainembeddedtypefaces.InaccordancewithAdobe'slicensingpolicy,thisfilemaybeprintedorviewedbutshallnotbeeditedunlessthetypefaceswhichareembeddedarelicensedtoandinstalledonthecomputerperformingtheediting.Indownloadingthisfile,partiesacceptthereintheresponsibilityofnotinfringingAdobe'slicensingpolicy.TheISOCentralSecretariatacceptsnoliabilityinthisarea. AdobeisatrademarkofAdobeSystemsIncorporated.DetailsofthesoftwareproductsusedtocreatethisPDFfilecanbefoundintheGeneralInforelativetothefile;thePDF-creationparameterswereoptimizedforprinting.EverycarehasbeentakentoensurethatthefileissuitableforusebyISOmemberbodies.Intheunlikelyeventthataproblemrelatingtoitisfound,pleaseinformtheCentralSecretariatattheaddressgivenbelow.  ©ISO2004 Allrightsreserved.Unlessotherwisespecified,nopartofthispublicationmaybereproducedorutilizedinanyformorbyanymeans,electronicormechanical,includingphotocopyingandmicrofilm,withoutpermissioninwritingfromeitherISOattheaddressbeloworISO'smemberbodyinthecountryoftherequester.ISOcopyrightofficeCasepostale56 ã     CH-1211Geneva20Tel.+41227490111Fax+41227490947E-mailcopyright@iso.orgWebwww.iso.orgPublishedinSwitzerland ii ©ISO2004–Allrightsreserved         -    -        `        `  ,    ,    ,          `        `        `  ,          `  ,          `        `  ,    ,    ,    ,    ,    ,          `  ,          `  ,    ,          `        `        `        `        `    -        `    -        `  ,    ,          `  ,    ,          `  ,          `  ,    ,          `    -    -    -  ISO15765-2:2004(E) ©ISO2004–Allrightsreserved     iii  Contents Page     Foreword............................................................................................................................................................iv     Introduction........................................................................................................................................................v     1     Scope......................................................................................................................................................1     2     Normativereferences...........................................................................................................................1     3     Terms,definitionsandabbreviatedterms..........................................................................................1     4     Networklayeroverview........................................................................................................................3     4.1     General...................................................................................................................................................3     4.2     Servicesprovidedbynetworklayertohigherlayers........................................................................3     4.3     Internaloperationofnetworklayer.....................................................................................................4     5     Networklayerservices.........................................................................................................................5     5.1     General...................................................................................................................................................5     5.2     Specificationofnetworklayerserviceprimitives.............................................................................6     5.3     Servicedataunitspecification............................................................................................................8     6     Networklayerprotocol.......................................................................................................................12     6.1     Protocolfunctions..............................................................................................................................12     6.2     Singleframetransmission.................................................................................................................12     6.3     Multipleframetransmission..............................................................................................................12     6.4     Networklayerprotocoldataunits.....................................................................................................15     6.5     Protocolcontrolinformationspecification......................................................................................16     6.6     MaximumnumberofFC.Waitframetransmissions(N_WFTmax).................................................23     6.7     Networklayertiming...........................................................................................................................23     6.8     Interleavingofmessages...................................................................................................................27     7     Datalinklayerusage..........................................................................................................................27     7.1     Datalinklayerinterfaceservices......................................................................................................27     7.2     Datalinklayerserviceparameters....................................................................................................28     7.3     MappingoftheN_PDUfields.............................................................................................................28     7.4     CANframeDataLengthCode(DLC).................................................................................................30     AnnexA (informative) UseofnormalfixedandmixedaddressingwithdatalinklayeraccordingtoSAEJ1939............................................................................................................................................32     Bibliography.....................................................................................................................................................35          -    -        `        `  ,    ,    ,          `        `        `  ,          `  ,          `        `  ,    ,    ,    ,    ,    ,          `  ,          `  ,    ,          `        `        `        `        `    -        `    -        `  ,    ,          `  ,    ,          `  ,          `  ,    ,          `    -    -    -  ISO15765-2:2004(E) iv ©ISO2004–Allrightsreserved     Foreword ISO(theInternationalOrganizationforStandardization)isaworldwidefederationofnationalstandardsbodies(ISOmemberbodies).TheworkofpreparingInternationalStandardsisnormallycarriedoutthroughISOtechnicalcommittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhastherighttoberepresentedonthatcommittee.Internationalorganizations,governmentalandnon-governmental,inliaisonwithISO,alsotakepartinthework.ISOcollaboratescloselywiththeInternationalElectrotechnicalCommission(IEC)onallmattersofelectrotechnicalstandardization.InternationalStandardsaredraftedinaccordancewiththerulesgivenintheISO/IECDirectives,Part2.ThemaintaskoftechnicalcommitteesistoprepareInternationalStandards.DraftInternationalStandardsadoptedbythetechnicalcommitteesarecirculatedtothememberbodiesforvoting.PublicationasanInternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. Attentionisdrawntothepossibilitythatsomeoftheelementsofthisdocumentmaybethesubjectofpatentrights.ISOshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights.ISO15765-2waspreparedbyTechnicalCommitteeISO/TC22, Roadvehicles    ,SubcommitteeSC3, Electricalandelectronicequipment   .ISO15765consistsofthefollowingparts,underthegeneraltitle Roadvehicles—DiagnosticsonController AreaNetworks(CAN)   :  � Part1:Generalinformation  � Part2:Networklayerservices  � Part3:Implementationofunifieddiagnosticservices(UDSonCAN)  � Part4:Requirementsforemissions    -   relatedsystems
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