Display a counting number on a 7-segment LED display with Arduino. Maps digits 0-9 to the correct segment patterns, then cycles through them. Teaches bit manipulation for segment control and basic timing. Can be extended to multi-digit displays using multiplexing or shift registers.
Cite this design
@design{community/arduino-7segment-counter,
title = {Arduino 7-Segment Display Counter},
author = {community},
url = {https://breadboardhub.com/community/arduino-7segment-counter},
version = {1.0.0}
}