AE&I: LESSON 20. Counters-Asynchronous and synchronous counter-decade counter-up down counter- ring and Johnson counter.
How to design an asynchronous counter using JK flip for getting the following sequence 0-2-4-7-9-0 - Quora
![Synchronous counters logical electronic, jk flip flop, up/down counter and usefull application up and down counters - Logical Electronic Elektropage.com Synchronous counters logical electronic, jk flip flop, up/down counter and usefull application up and down counters - Logical Electronic Elektropage.com](https://www.elektropage.com/images/topic/B9373_sync_counter_j-k_flip_flop.png)
Synchronous counters logical electronic, jk flip flop, up/down counter and usefull application up and down counters - Logical Electronic Elektropage.com
![digital logic - is it possible to make asynchronous down counter modulo 6 with 3 JK flip-flop? - Electrical Engineering Stack Exchange digital logic - is it possible to make asynchronous down counter modulo 6 with 3 JK flip-flop? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/DrYjD.png)