Sequential Circuits: Feedback
This simple sequential circuit is called feedback and all it does is sending its output back into this circuit as an input; it literally feeds this output back to itself:
A feedback circuit. Figure 3.29 on page 181 of Essentials of Computer Organization and Architecture by Linda Null, 2023.
These notes by Miriam Briskman are licensed under CC BY-NC 4.0 and based on sources.