Step 9: Conclusion
It can be used for other things besides display systems, but everyone likes lights and the instant feedback of seeing whats going on is extremely helpful for the visual thinkers like I.
Also please forgive my code, I have only had the arduino since bout the third week of October, and its been a pretty big crash course. But that's the great thing about the system, if you sit down and work with it, its full of neat features that make controlling the world with an 8 bit microcontroller quite easy to do.
As always questions and comments are most welcome, and thanks for reading, I hope you learned a lot