search

Nnini / the-bus-pirate

Automatically exported from code.google.com/p/the-bus-pirate
0 stars 0 forks source link

Protocol: MIDI #12

Closed GoogleCodeExporter closed 8 years ago

GoogleCodeExporter commented 8 years ago 
Add MIDI protocol library

Original issue reported on code.google.com by ianles...@gmail.com on 31 Mar 2009 at 2:35

GoogleCodeExporter commented 8 years ago 
MIDI is a 8/n/1 UART protocol at 31250bps. MIDI is a ring network topology, 
each node
has an input and output socket. Each in between device passes messages to the 
next
device in the ring.

The input and outputs are opto-isolated. The signaling is at 5volts, 5ma
(current-based signaling).

Resources:
http://www.compuphase.com/electronics/midi_rs232.htm
http://www.midi.org/techspecs/electrispec.php

Original comment by ianles...@gmail.com on 5 Apr 2009 at 12:03

GoogleCodeExporter commented 8 years ago 
Adapter schematic partially complete, need MIDI connector part # and proper 
Eagle
footprint.

Original comment by ianles...@gmail.com on 11 Apr 2009 at 9:48

GoogleCodeExporter commented 8 years ago 
Added library to firmware, still need adapter.

Original comment by ianles...@gmail.com on 14 Apr 2009 at 11:45