FlexRay通信控制器MFR4310参考手册

FlexRayCommunicationfreescale.comControllersMFR4310RMRev.203/2008MFR4310ReferenceManualMFR4310ReferenceManualMFR4310RMRev.203/2008MFR4310ReferenceManual,Rev.24FreescaleSemiconductorToprovidethemostup-to-dateinformation,therevisionofourdocumentsontheWorldWideWebwillbethemostcurrent.Yourprintedcopymaybeanearlierrevision.Toverifythatyouhavethelatestinformationavailable,referto(maximumjunctiontemperaturechangedfrom+150Cto+140C).UpdatedTableA-5.ThermalCharacteristicsUpdatedTableA-8.SupplyCurrentCharacteristics(50mAmaxfor-40C,25C&140C).UpdatedTableA-12.OscillatorCharacteristics(VDCbiasTYP=2.5).MFR4310ReferenceManual,Rev.2FreescaleSemiconductor5IntroductionDeviceOverviewFlexRayModule(FLEXRAYV4)PortIntegrationModule(PIM)DualOutputVoltageRegulator(VREG3V3V2)ClocksandResetGenerator(CRG)Oscillator(OSCV2)ElectricalCharacteristicsPackageInformationPrintedCircuitBoardLayoutRecommendationsIndexofRegistersMFR4310ReferenceManual,Rev.26FreescaleSemiconductorMFR4310ReferenceManual,Rev.2FreescaleSemiconductor7ContentsSectionNumberTitlePageChapter1Introduction1.1Audience.....................................................................251.2AdditionalReading............................................................251.3Terminology..................................................................261.4PartNumberCoding............................................................27Chapter2DeviceOverview2.1Introduction..................................................................292.2Features.....................................................................292.3BlockDiagram................................................................312.3.1MemoryMap..........................................................322.3.2PartIDandModuleVersionNumberAssignments.............................332.4SignalDescriptions............................................................332.4.1SystemPinout.........................................................332.4.2PinFunctionsandSignalProperties........................................352.4.3DetailedSignalDescriptions..............................................382.4.4PowerSupplyPins......................................................442.5ModesofOperation............................................................452.6ExternalClockandHostInterfaceSelection.........................................452.6.1External4/10/40MHzOutputClock........................................452.6.2ExternalHostInterfaceSelection..........................................462.6.3RecommendedPullup/pulldownResistorValues..............................472.7ExternalHostInterface..........................................................472.7.1AsynchronousMemoryInterface..........................................472.7.2MPCInterface.........................................................502.7.3HCS12Interface.......................................................522.8ResetsandInterrupts...........................................................562.8.1Resets................................................................562.8.2InterruptSources.......................................................57Chapter3FlexRayModule(FLEXRAYV4)3.1Introduction..................................................................593.1.1Reference.............................................................593.1.2Glossary..............................................................593.1.3ColorCoding..........................................................60MFR4310ReferenceManual,Rev.28FreescaleSemiconductorSectionNumberTitlePage3.1.4Overview.............................................................603.1.5Features..............................................................613.1.6ModesofOperation.....................................................633.2ExternalSignalDescription......................................................643.2.1DetailedSignalDescriptions..............................................643.3MemoryMapandRegisterDescription.............................................653.3.1MemoryMap..........................................................653.3.2RegisterDescriptions....................................................683.4FunctionalDescription.........................................................1343.4.1MessageBufferConcept................................................1343.4.2PhysicalMessageBuffer................................................1343.4.3MessageBufferTypes..................................................1353.4.4FlexRayMemoryLayout................................................1403.4.5PhysicalMessageBufferDescription......................................1423.4.6I