Consider again the adder/subtractor circuit. Suppose that there is a break in the connection path between the

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Consider again the adder/subtractor circuit. Suppose that there is a break in the connection path between the SUB input and the AND gates at point X in Figure 6-17. Describe the effects of this open on the circuit operation for each mode.

Figure 6-17

C4 BB 100 8 12 7 Ag B B B 6 11 5 B B B A 10 3 Bo Bo A Bo 2 74LS283 4-bit parallel adder 9 1 X Ao ADD SUB Co

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Digital Systems Principles And Application

ISBN: 9780134220130

12th Edition

Authors: Ronald Tocci, Neal Widmer, Gregory Moss

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Question Posted: Nov 15, 2023 09:34 AM

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Consider again the adder/subtractor circuit. Suppose that there is a break in the connection path between the

Question:

C4 BB₂ 100 8 12 7 Ag B₂ B₂ B₂ 6 11 5 B₁ B₁ B₁ A₂ 10 3 Bo Bo A₁ Bo 2 74LS283 4-bit parallel adder 9 1 X Ao ADD SUB Co

Step by Step Answer:

First realize that this fault will produce a logic 1 at the affected input of AND gates 2 4 6 and 8 ...View the full answer

Digital Systems Principles And Application

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