10.a) Draw the circuit for a four-bit Johnson counter using D flip-flops and explain its operation. Draw the timing diagram for this 4-bit Johnson counter. How does this timing diagram differ from that of a Ring counter?
10.a) Draw the circuit for a four-bit Johnson counter using D flip-flops and explain its operation. Draw the timing diagram for this 4-bit Johnson counter. How does this timing diagram differ from that of a Ring counter?
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