MIDI (Musical Instrument Digital Interface) uses a 5-pin DIN 180-degree connector for serial communication between synthesizers, sequencers, drum machines, and DAWs. Only pins 4 and 5 carry data; pin 2 is shield on output.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | NC | Not connected | I/O |
| 2 | Shield | Cable shield on MIDI OUT, NC on IN | GND |
| 3 | NC | Not connected | I/O |
| 4 | Current Source | MIDI signal positive, +5V current source | BUS |
| 5 | Current Sink | MIDI signal negative, current sink | BUS |
MIDI (Musical Instrument Digital Interface) uses a 5-pin DIN 180-degree connector for serial communication between synthesizers, sequencers, drum machines, and DAWs. Only pins 4 and 5 carry data; pin 2 is shield on output.