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Bus Hardware Diagnostic Interface

IP.com Disclosure Number: IPCOM000035826D
Original Publication Date: 1989-Aug-01
Included in the Prior Art Database: 2005-Jan-28

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Clift, JR Roberge, MA [+details]


For diagnostic purposes this article describes a technique for stimulating and extracting data from any computer system bus architecture which allows a direct memory access (DMA) type of function. The data connection is achieved through the use of an interface which connects two units in a master-slave arrangement.