Pico 2 USB MIDI looper footswitch
A three-button USB MIDI looper controller for garage bands – solid footswitches and LEDs, no audio interface features.
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How It Could Work
Raspberry Pi Pico 2 enumerates as USB MIDI. Three footswitches send Note On/CC for record, overdub and stop; WS2812 under each shows state. Optional expression pedal on ADC. CircuitPython or Pico SDK; keep latency low. Die-cast aluminium enclosure. Complements PicoSynth as the control surface.
Estimated Specs
DifficultyBeginner
CostUnder $15
BoardRaspberry Pi Pico
ChipRP2350
Suggested Parts
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