README.md

bluepill-midi

USB-MIDI interface with three midi ports. (c) 2019, GNU GPL v3.

Built on STM32F103C8 (Blue Pill Board).

Compiling:

• git clone
• make
• make flash
• connect UARTs to MIDI optocouplers

Hardware schematics:

• https://learn.sparkfun.com/tutorials/midi-tutorial/hardware--electronic-implementation
• https://www.midi.org/specifications/midi-transports-specifications/5-pin-din-electrical-specs