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Write short note on DMA.
written 7.8 years ago by gravatar for teamques10 teamques10 ★ 65k •   modified 4.2 years ago
computer organization and architecture
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written 7.8 years ago by gravatar for teamques10 teamques10 ★ 65k
  1. Direct Memory Access (DMA) allows devices to transfer data without subjecting the processor a heavy overhead. Otherwise, the processor would have to copy each piece of data from the source to the destination. This is typically slower than copying normal blocks of memory since access to I/O devices over a …

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