Digital Logic - Old Questions
7. Design a combinational circuit with three inputs, x, y, and z, and three outputs, A, B, and C. When the binary input is 0, 1, 2, or 3, the binary output is one greater than the input. When the binary input is 4, 5, 6, or 7, the binary output is one less than the input.
5 marks
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Asked in 2075
Truth Table that defines the required relationship between inputs and outputs:
Map for output A:
Map for output B:
Map for output C:
Now, Drawing Logic Diagram for A, B & C:
