AE&I: LESSON 20. Counters-Asynchronous and synchronous counter-decade counter-up down counter- ring and Johnson counter.
![digital logic - In a JK Binary Counter from 0 to 9, why is the NAND gate connected to the second and fourth J-K flip flop and not the first and fourth? - digital logic - In a JK Binary Counter from 0 to 9, why is the NAND gate connected to the second and fourth J-K flip flop and not the first and fourth? -](https://i.stack.imgur.com/UCOWS.gif)
digital logic - In a JK Binary Counter from 0 to 9, why is the NAND gate connected to the second and fourth J-K flip flop and not the first and fourth? -
![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)