The 8089 shares the system bus and memory with the host CPU in

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

tightly coupled configuration

loosely coupled configuration

tightly and loosely coupled configurations

None of the above

Correct Answer : Option (A) : tightly coupled configuration

Explanation : In a tightly coupled configuration, the 8089 shares the system bus and memory with the host CPU using its RQ (active low) or GT (active low) pins.

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