Programmable 8 Loops Pedal Switcher With Arduino Mega2560 - Instructables
I've developed a MIDI device that allows the use of multiple expression pedals or footswitches, giving you a hands-free way to control multiple parameters in your MIDI equipped pedals. : r/guitarpedals
The MIDI Looper – jimkim.de
Guitar Loop Pedal - Project Guidance - Arduino Forum
Guitar Pedal Looper - Deutsch - Arduino Forum
FIrst Project - Programmable MIDI Controller/Effects Looper for Guitar - Project Guidance - Arduino Forum