AN799_TestModes6/17/05 11AM CAH One Technology Way P.O. Box 9106 Norwood, MA 02062-9106 Tel: 781/329-4700 Fax: 781/461-3113 www.analog.com AN-799 APPLICATION NOTE ADV202 Test Modes by Christine Bako INTRODUCTION This application note applies to ADV202 engineering samples that are 0.2 (ES3) or higher, and are branded as follows: ADV202xxx SURF xxxxxx 0.2 or RevE The AN-799 outlines a series of recommended pro cedures and critical information to confirm correct hardware configuration and initialization of the ADV202. It provides test procedures for direct accesses and indirect accesses, tests to confirm correct DMA interface and JDATA mode operation, and addresses common problems the user may encounter. Performing these specific register access tests facilitates debugging systems for hardware and ……