![The outputs of the two flip flops Q1, Q2 in the figure shown are initialized to 0, 0. The sequence generated at Q1 upon application of clock signal is The outputs of the two flip flops Q1, Q2 in the figure shown are initialized to 0, 0. The sequence generated at Q1 upon application of clock signal is](https://df0b18phdhzpx.cloudfront.net/ckeditor_assets/pictures/1361225/original_23.png)
The outputs of the two flip flops Q1, Q2 in the figure shown are initialized to 0, 0. The sequence generated at Q1 upon application of clock signal is
![digital logic - Why does a 4-bit asynchronous counter need exactly 4 flip- flops? - Electrical Engineering Stack Exchange digital logic - Why does a 4-bit asynchronous counter need exactly 4 flip- flops? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/BVibL.jpg)
digital logic - Why does a 4-bit asynchronous counter need exactly 4 flip- flops? - Electrical Engineering Stack Exchange
![flipflop - Clock signal on toggle flip-flop - does it have to be a pulse? - Electrical Engineering Stack Exchange flipflop - Clock signal on toggle flip-flop - does it have to be a pulse? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/P8pBt.png)