4-bit Binary Up Counter JK Flip-Flop - Multisim Live
Synchronous counters
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
flipflop - Why use JK Flip Flops in syncronous/asyncronous binary counters rather than D flip flops? - Electrical Engineering Stack Exchange
How to fix this JK flip-flop counter? - NI Community
How to implement a 3 bit odd counter with JK flip flops - Quora
Virtual Labs
Solved Why doesn't this 0-9 binary counter work?Here is the | Chegg.com
verilog - Synchronous Counter using JK flip-flop not behaves as expected - Stack Overflow
Design a 4-Bit Truncated Sequence Counter (Using JK Flip Flops) - YouTube