If you've got an Arduino of any variety, you might have noticed some of the pins on the board have a tilde mark or PWM printed next to them. What is PWM?

The Arduino is no exception to this trend, either, and this new dev board called the Epi 32U4 might be the smallest ATmega platform we’ve seen so far.

If you are searching for a new project to keep you busy for the next couple of weekends you might be interested in this hexapod robot project powered by an Arduino Mega 2560 development board ...