A Serial, a PWM pin, and 2 IO pins are routed to usable headers. PWM pins is for PPM output, and the IO pins are for software serial. If you are happy to power everything with single source, put a ...

Saw this one on twitter and thought it worth sharing on Gadget Master: a screw version adapter for the Arduino Nano to help with prototyping, and to avoid soldering… The ‘with headers’ option is also ...