This video is a beginners tutorial on how to make a single digit 7 segment display count up using an Arduino Uno R3, some jumper wires, a 7 segment, and a breadboard. 
For a written explanation of what a 7 segment display is and how it works, you can check out this informative tutorial from Jaycon Systems. 

If you have any questions about this tutorial, don't hesitate to post a comment, shoot us an email, or post it in our forum!