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UNDERSTANDING THE KARNAUGH MAP

 

This was a review question from my Digital Systems II class that I enjoyed exploring in great detail. The task was to design a counter to produce the following sequence using J-K flip-flops. The sequence is as follows.

 

00, 10, 01, 11, 00,…

 

The GIF at right was made from my  Multisim simulation.

DERIVING THE SEQUENCE

 

Deriving the circuit takes several steps illustrated below. At the bottom we arrive at the K-map which tells us where to connect the inputs and outputs of each J-K flip flop.

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