CameraLink接口标准与协议

CameraLinkSpecificationsoftheCameraLinkInterfaceStandardforDigitalCamerasandFrameGrabbersCameraLinkSpecificationsOctober2000iiCameraLinkSpecificationsAcknowledgementsParticipatingCompaniesThefollowingcompaniescontributedtothedevelopmentanddefinitionoftheCameraLinkstandard.•BaslerCognexCorecoDALSADataTranslationDatacubeEPIXEuresysForesightImagingIntegralTechnologiesMatroxNationalInstrumentsPULNiXAmericaRightsandTrademarksPULNiXAmerica,Inc.,aschairofthisadhocCameraLinkcommittee,hasappliedforU.S.trademarkprotectionforthetermCameraLinktosecureitforthemutualbenefitofindustrymembers.PULNiXwillissueaperpetualroyalty-freelicensetoanyindustrymember(includingcompetitors)fortheuseoftheCameraLinktrademarkontheconditionthatitisusedonlyinconjunctionwithproductsthatarefullycomplianttothisstandard.PULNiXwillnotrequirelicensedusersofthetrademarktocreditPULNiXwithownership.3M™isatrademarkofthe3MCompany.ChannelLink™isatrademarkofNationalSemiconductor.Flatlink™isatrademarkofTexasInstruments.PanelLink™isatrademarkofSiliconImage.iiiCameraLinkSpecificationsAboutthisDocumentThefollowingspecificationsprovideaframeworkforCameraLinkcommunication.Thespecificationsaredeliberatelydefinedtobeopen,allowingcameraandframegrabbermanufacturerstodifferentiatetheirproducts.Additionalrecommendationsmaybeaddedatalaterdate,whichwillnotaffecttheaccuracyoftheinformationinthisdocument.ivCameraLinkSpecificationsContentsAcknowledgementsParticipatingCompanies................................................................................................iiRightsandTrademarks..................................................................................................iiAboutthisDocumentChapter1CameraLinkIntroduction....................................................................................................................1-1LVDSTechnicalDescription.........................................................................................1-1ChannelLink..................................................................................................................1-2TechnologyBenefits......................................................................................................1-3SmallerConnectorsandCables.......................................................................1-3HighDataTransmissionRates........................................................................1-3Chapter2CameraSignalRequirementsVideoData.......................................................................................................2-1CameraControlSignals...................................................................................2-1Communication...............................................................................................2-2Power...............................................................................................................2-2Chapter3PortAssignmentsPortDefinition.................................................................................................3-1Chapter4BitAssignmentsChapter5CameraLinkConnectionsMDR26-pinConnector...................................................................................5-1CameraLinkCablePinout..............................................................................5-2ShieldingRecommendations...........................................................................5-3ContentsCameraLinkSpecificationsvAppendixAChipsetCriteriaAppendixBAPIFunctionsAppendixCBitAssignmentsAccordingtoConfigurationAppendixDCameraLinkCablingInformationFiguresFigure1-1.ChannelLinkOperation........................................................................1-2Figure3-1.DataRoutingforBase,Medium,andFullConfigurations...................3-2Figure3-2.BlockDiagramofBase,Medium,andFullConfiguration..................3-3Figure5-1.CameraLinkCable...............................................................................5-1FigureD-1.Dimensionsof3MConnector...............................................................D-1FigureD-2.3MPartNumberOrderingInformation................................................D-3TablesTable3-1.PortAssignmentsAccordingtoConfiguration.....................................3-1Table4-1.CameraLinkBitAssignment................................................................4-1TableA-1.CompatibleNationalSemiconductorParts...........................................A-1TableC-1.BitAssignmentsforBaseConfiguration..............................................C-1TableC-2.BitAssignmentforMediumConfiguration..........................................C-2TableC-3.BitAssignmentforFullConfiguration.................................................C-4TableD-1.ShellOptions.........................................................................................D-3TableD-2.3MBoardmountReceptaclePartNumbers..........................................D-41-1CameraLinkSpecifications1CameraLinkIntroductionCameraLinkisacommunicationinterfaceforvisionapplications.Theinterfaceextendsthebasetec