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Understanding I/O Functions and Direct Memory Access (DMA) in Computer Systems

Learn about I/O functions and Direct Memory Access (DMA) in computer systems. DMA allows I/O exchanges to occur directly with memory, relieving the processor of that responsibility. Understand how the processor grants I/O module authority to read from or write to memory.

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Understanding I/O Functions and Direct Memory Access (DMA) in Computer Systems

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  1. I/O Functions MADHANKR@YAHOO.CO.IN - WWW.MADHANKR.C-O.IN

  2. I/O Functions –Direct Memory Access (DMA) • I/O exchanges occur directly with memory • Processor grants I/O module authority to read from or write to memory • Relieves the processor responsibility for the exchange MADHANKR@YAHOO.CO.IN - WWW.MADHANKR.C-O.IN

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