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What is the worst case figure for interrupt latency for an MC68020 running at 25MHz?

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What is the worst case figure for interrupt latency for an MC68020 running at 25MHz?

(a) 19 microseconds

(b) 6 microseconds

(c) 20 microseconds

(d) 8 microseconds

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Question is taken from Commercial Operating Systems topic in division Real Time Operating systems of Embedded Systems

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The correct option is (b) 6 microseconds

To elaborate: The worst case figure for the interrupt latency for an MC68020 which runs at 25MHz is 6 microseconds and the context switch for the same is 19 microseconds.

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