标签: testmodes

AN799_TestModes6/17/0511AMCAHOneTechnologyWayP.O.Box9106Norwood,MA02062-9106Tel:781/329-4700Fax:781/461-3113www.analog.comAN-799APPLICATIONNOTEADV202TestModesbyChristineBakoINTRODUCTIONThisapplicationnoteappliestoADV202engineeringsamplesthatare0.2(ES3)orhigher,andarebrandedasfollows:ADV202xxxSURFxxxxxx0.2orRevETheAN-799outlinesaseriesofrecommendedproceduresandcriticalinformationtoconfirmcorrecthardwareconfigurationandinitializationoftheADV202.Itprovidestestproceduresfordirectaccessesandindirectaccesses,teststoconfirmcorrectDMAinterfaceandJDATAmodeoperation,andaddressescommonproblemstheusermayencounter.Performingthesespecificregisteraccesstestsfacilitatesdebuggingsystemsforhardwareand……