Intel 8257
The Intel 8257 is a direct memory access (DMA) controller, a part of the MCS 85 microprocessor family.
The chip is supplied in 40-pin DIP package.
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You can help Wikipedia by expanding it.
The Intel 8257 is a direct memory access (DMA) controller, a part of the MCS 85 microprocessor family.
The chip is supplied in 40-pin DIP package.
This computer hardware article is a stub.
You can help Wikipedia by expanding it.