Assume that the transfers with handshaking shown in Figure 11-8 are between a CPU on the left

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Assume that the transfers with handshaking shown in Figure 11-8 are between a CPU on the left and an I/O interface on the right. There is an address coming from the CPU for each of the transfers, both of which are initiated by the CPU.

(a) Draw block diagrams, showing interconnections for the transfers.

(b) Draw the timing diagrams, assuming that the address must be applied some time before the request becomes 1 and removed some time after the request becomes 0.

Figure 11-8

Destination unit Data bus Request Reply Data bus Request Reply Source unit Databus Request Reply (a)

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Related Book For  answer-question

Logic And Computer Design Fundamentals

ISBN: 9780133760637

5th Edition

Authors: M. Morris Mano, Charles Kime, Tom Martin

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