pedalSHIELD MEGA is a programmable Open Source & Open Hardware guitar pedal based on the Arduino MEGA / ADK boards. Guitarists, hackers, and programmers can program their own effects in C/C++. It is designed to be a platform to learn about digital signal processing, effects, and experiment without deep knowledge in electronics or programming.
All the info at www.electrosmash.com/pedalshield-mega
You can always contact us at firstname.lastname@example.org