From the MAKE Flickr pool
Member Recotana may have built the smallest MIDI input device ever. It uses a PIC12F675 chip, a few basic components, and single switch to register input. He plans to use it in conjunction with a heartbeat sensor – cool! This could come in handy for quite a few project ideas. -Link
Related:
Homemade MIDI controller -Link
From the Maker Store:
MidiTron, unassembled kit -Link
