1.

An asynchronous binary up counter, made from a series of leading edge-triggered flip-flops, can be changed to a down counter by ________$

A. Taking the output on the other side of the flip-flops ( instead of Q)
B. Clocking of each succeeding flip-flop from the other side ( instead of Q)
C. Changing the flip-flops to trailing edge triggering
D. All of the Mentioned
Answer» E.


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