Tagged By direct memory access

What is DMA?

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DMA is the acronym for Direct Memory Access. This refers to a computer or microprocessor feature which permits certain subsystems of the hardware to gain access of the system memory, in order to write or&hellip

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Number of DMA Channels

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How many DMA channels are there? 8. There are 8 direct memory access (DMA) channels in all, represented by the numbers 0 through 7. The older original IBM PC had only 4 DMA channels (0&hellip

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