Delphi CAN通讯协议例子.pdf

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1、TechnicalCenterBrightonCANSPECIFICATIONDelphiMT20UEngineControlModule(ECM)CONTROLLERAREANETWORK(CAN)SPECIFICATIONfortheMT20UEngineControlModuleLifanAMTApplicationAuthor:DelphiEMSTBDApproval:Name(print)SignatureDateCANSPECIFICATIONMT20UEngineControlModule(ECM)CHANGEL

2、OGDateDescriptionRevisionAuthorEdited6/9/2003InitialIssueofDocument1.0TBDPage2of13CANSPECIFICATIONMT20UEngineControlModule(ECM)TABLEOFCONTENTS1.Introduction31.1ScopeofDocument32.ApplicableDocuments32.1RelatedDocuments32.2CANTerminationResistance33.Requirements33.1HS

3、-CAN33.2CANDataLengthCode33.3CANMessageIdentifierLength33.4CANTimingDefinition33.5CANDataSummary33.5.1CANMessageMatrix43.5.2ByteType43.5.3MessageEMS1(ID$316)DataSummary53.5.4MessageEMS2(ID$329)DataSummary73.5.5MessageTCU1(ID$43F)DataSummary9Page3of13CANSPECIFICATION

4、MT20UEngineControlModule(ECM)1.Introduction1.1ScopeofDocumentThisspecificationistodefineCANwhichisthecommoninterfacebetweenECMandTCMfortheTBDAutomaticTransmissionPlatform2.ApplicableDocuments2.1RelatedDocuments•BoschControllerAreaNetwork(CAN)Version2.0•ISO11898−CANf

5、orhighspeedcommunication•SAEJ2284-500High-speedCAN(HSC)forVehicleApplicationsat500KBPS2.2CANTerminationResistanceCANnetworkterminationshallbeperISO11898and/orSAEJ2284recommendations.3.Requirements3.1HS-CANUsingHS-CAN(HighSpeedControllerAreaNetwork)communicationforco

6、mmoninterfaceofECMandTCM.Theword“CAN”whichmentionedinthisdocumentallstandsforHS-CAN.3.2CANDataLengthCodeDataLengthshallbeeight(8)bytes.3.3CANMessageIdentifierLengthMessageidentifiersshallbe11bitslong.3.4CANTimingDefinition•Sysclock=24000000•Busbitrate(bits/sec)=5000

7、00•SyncJumpwidth=2•Netpropagationdelay=0•PhaseSeg1=7•PhaseSeg2=5•BusPreSecdivider=23.5CANDataSummaryThefollowingdatashallappearintheCANdatastream.Page4of13CANSPECIFICATIONMT20UEngineControlModule(ECM)3.5.1CANMessageMatrixThefollowingmatrixshowstheCANmessagestransmit

8、tedandreceivedbetweentheECMandTCM.Allmessagesshallbesentattheperiodicratespecified.MessageIDTransmitPeriodECMTCM(ms)EMS1$31610TransmitRece