Rendered on 2025-10-11, Prickle-Prickle, the 65th day of Bureaucracy in the YOLD 3191 [?]

MIDIBox, a multi-standard MIDI hub

Abstract

MIDIBox is a multi standard MIDI hub based on the Teensy microcontroller platform. It support different MIDI hardware type such as standard MIDI DIN, class compliant USB MIDI device and midi over RS-232 serial, in order to be able to use midi also in older x86 PC (like 286/386/486) where a MIDI card can be difficult to find.

It works without a computer (requires USB power) and each MIDI I/O is routed to all of the hardware ports.

Expansion

The pot expansion allows the MIDIBox to become a 16 channel pot controller with an assignable MIDI channel and CC number.

Mode of operations

The MIDIBox incorporates other functions like:

  • MIDI monitor on all channels
  • Custom message display over MIDI SYSEx command
  • MIDI metronome


The firmware is on this Gitlab page.