All products featured on WIRED are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. Learn more.

using, be sure to use another PWM capable pin. On most Arduino, the PWM pins are identified with a "~" sign, like ~3, ~5, ~6, ~9, ~10 and ~11. This example code is in ...

We're pretty big fans of Arduino, the DIY platform that lets you create and control your very own robots, as evidenced by this story about a $50 online class you can take and this one about an e-book ...