9-pin Micro-D connector is the smallest standard Micro-D configuration providing 9 contacts at 0.050-inch pitch, used for RS-232 serial and low-pin-count data connections in aerospace and military equipment.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Pin 1 | Signal 1 | BUS |
| 2 | Pin 2 | Signal 2 | BUS |
| 3 | Pin 3 | Signal 3 | BUS |
| 4 | Pin 4 | Signal 4 | BUS |
| 5 | Pin 5 | Signal 5 | BUS |
| 6 | Pin 6 | Signal 6 | BUS |
| 7 | Pin 7 | Signal 7 | BUS |
| 8 | Pin 8 | Signal 8 | BUS |
| 9 | GND | Ground | GND |
9-pin Micro-D connector is the smallest standard Micro-D configuration providing 9 contacts at 0.050-inch pitch, used for RS-232 serial and low-pin-count data connections in aerospace and military equipment.