The 8257 is able to accomplish the operation of

Electronics and Communication Engineering (ECE) : Microprocessors - Quiz(MCQ)

read operation

write operation

verifying DMA operation

All of the above

Correct Answer : Option (D) : All of the above

Explanation : The 8257 can accomplish three types of operations and they are

i) verify DMA operation
ii) write operation
iii) read operation.

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