In this part 3 video, the TM1638 is programmed to display binary, decimal and hexadecimal counts on the displays when a button is pressed.
Link to code:
https://akuzechie.blogspot.com/2020/12/tm1638-programming-part-3.html
Contents:
0:00 Introduction
0:15 Block Diagram
1:05 C++ Sketch
2:34 C++ Sketch (continued) with Demonstrations
4:50 Other TM1638 Libraries
5:03 Future Project: Display Sensor Measurements on TM1638