How to design a synchronous counter 4 bit using JK flip flop that can count up even numbers from 0 to 14, and count down odd numbers from 15 to 0 in 1 system - Quora
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U3L6.2 | MOD 8 Synchronous Counter Using JK Flip Flop | MOD 8 Counter | 3 Bit Synchronous counter - YouTube
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