How many I/O interface units of the type shown in Figure 11-6 can be addressed by using

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How many I/O interface units of the type shown in Figure 11-6 can be addressed by using a 16-bit address, assuming

(a) Each of the chip select (CS) lines is attached to a different address line?

(b) Address bits are fully decoded to form the chip select inputs?

Figure 11-6

Bidirectional data bus Chip select Register select I/O read I/O write To CPU CS 0 1 1 1 1 Bus buffers CS R$1

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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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