Too few pins, too many LED’s? It’s a common problem when working with micro-controllers. You might want to try a technique called “Charlieplexing”. This is a great instructable that describes how to implement this technique on your next project.
Learn all about Charlieplexing
What will the next generation of Make: look like? We’re inviting you to shape the future by investing in Make:. By becoming an investor, you help decide what’s next. The future of Make: is in your hands. Learn More.
Discuss this article with the rest of the community on our Discord server!
ADVERTISEMENT
Related Articles from Make:
