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Which of the following consist of a fully programmable DMA controller of two channels?

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Which of the following consist of a fully programmable DMA controller of two channels?

(a) MC68300

(b) Intel 8237

(c) Intel 8253

(d) Intel 8254

I have been asked this question in my homework.

Query is from Implementation of DMA in portion Basic Peripherals of Embedded Systems

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Correct option is (a) MC68300

The explanation is: The MC68300 is developed by Motorola, which consists of a two channel fully programmable DMA controller which can support high speed data transfer.

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