Consider a 4-bit Johnson counter with an initial value of 0000. The counting sequence of this counter is
A. 0, 1, 3, 7, 15, 14, 12, 8, 0
B. 0, 1, 3, 5, 7, 9, 11, 13, 15, 0
C. 0, 2, 4, 6, 8, 10, 12, 14, 0
D. 0, 8, 12, 14, 15, 7, 3, 1, 0
Answer:D
Consider a 4-bit Johnson counter with an initial value of 0000. The counting sequence of this counter is
A. 0, 1, 3, 7, 15, 14, 12, 8, 0 B. 0, 1, 3, 5, 7, 9, 11, 13, 15, 0 C. 0, 2, 4, 6, 8, 10, 12, 14, 0 D. 0, 8, 12, 14, 15, 7, 3, 1, 0