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F805AT DeviceNet I/FSPECIFICATIONS

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F805ATDeviceNetI/FSPECIFICATIONS10May.2014Rev.1.02IntroductionIIntroductionThisdocumentdescribesspecificationsoftheDeviceNetoptiontolinkaPLCandF805AT.ByusingDeviceNet,theF805ATcanbecontrolleddirectlyfromthePLC,resultinginsubstantialreductionsinwiring.Thesupportedfunctionsincludereadingofthepresentindicatedvalueandstatus,commandssuchasD/Z,readingandwritingofsetvalues,etc.(*Sincesetvaluesarereadandwrittenbymessagefunctions,useamasterthatsupportsthem.)ParameterssuchasaslavearetobesetatthefrontoftheF805AT.Also,thereisnoneedtosetthebaudrateoftheF805ATsinceitautomaticallyfollowsthemaster.Inthisdocument,outputsrefertosignalsfromthemastertotheslave(F805AT),andinputsrefertosignalsfromtheslave(F805AT)tothemaster.AboutF805ATDeviceNetfunction*Thisistheinstanceofassemblyobject.CannotswitchfromMastertoPass.PleasesetatF805AT.RemoteI/Ocommunicationsregularlyexchangedatabetweenthemasterandslave.Communicationsarecarriedoutatthetimingofoccurrenceofeventsbymessagefunctions.ReferenceDeviceNetisaregisteredt

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