A micro program control unit is required to generate a total of 25 control signals. Assume that during any microinstruction , at most two control signals are active. Minimum number of bits required in the control word to generate the required control signals will be
(A)
2
(B)
2.5
(C)
10
(D)
12
Answer: (C)
Explanation:
The correct option is C 10
| 5 bits | 5 bits |
5 bits to identify first and 5 bits to identify second including the case when one of them not present.
So total bits required = 10
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