MIDI=Musical Instrument Digital Interface.
MIDI is a digital communications protocol, introduced in 1983 by a group of musical instrument manufacturers.
| Pin | Name | Description |
|---|---|---|
| 1 | n/c | Not connected |
| 2 | connected to shield | Not connected |
| 3 | n/c | Not connected |
| 4 | CSRC | Current Source |
| 5 | CSINK | Current Sink |

