Just found this, pretty much everything you ever wanted to know about LEDs.
March 21, 2008
More Arduino-based Things to Look At
Angela Yuan’s Etch-o-Sketch Clock
Leah’s Turn-Signal Jacket
CW Wang’s stabilize
Some video of an Arduino-controlled blimp
Course Notes – 18 Mar 08
We spent a fair amount of time talking about state machines. It’s an abstract concept you probably haven’t used before, but after you get your head around it will seem quite obvious.
Since there were a couple of code examples, I put them all in a single PDF.
