Standard MIDI Channels】MIDI 5-pin Interface, with standard MIDI 16 channels ... which is power by 5V DC USB power supply. It can works with most MIDI products. 【Music Sreation And Performance ...

A Teensy 3.6 is used to run the show, acting as a USB-MIDI interface so the toy can be controlled by music software like Abelton. It’s connected to the toy’s buttons through a multiplexer.

The Pi receives MIDI commands over the USB interface, and outputs sound via a Pimoroni Audio Shim. Effectively, the result is a single-channel DX7 synth that plugs in via USB; or eight channels if ...