Consider the registers and ALU shown in Figure P6.22: The interpretation of various control points are summarized
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Consider the registers and ALU shown in Figure P6.22:
The interpretation of various control points are summarized as follows:
Answer the following questions by writing suitable control word(s). Each control word must be specified according to the following format: C4 C3 C2 C1 C0 For example:
(a) How will the A register be cleared? (Suggest at least two possible ways.) DIRECT CLEAR input is not available.
(b) Suggest a sequence of control words that exchanges the contents of A and B registers (exchange means A ← B and B ← A).
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Related Book For
Fundamentals of Digital Logic and Microcontrollers
ISBN: 978-1118855799
6th edition
Authors: M. Rafiquzzaman
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