Proposed 4-bit Asynchronous Down Counter this control signal is 1 then... | Download Scientific Diagram
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
![Clearing 4-bit asynchronus counter using T flip-flops doesn't work - Electrical Engineering Stack Exchange Clearing 4-bit asynchronus counter using T flip-flops doesn't work - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/gV63M.png)