PS/2 6 針母插，外觀為： 
母插引腳定義
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | DATA |
| Key Data |
| 2 | n/c | - | Not connected |
| 3 | GND |
| Gnd |
| 4 | VCC |
| Power , +5 VDC |
| 5 | CLK |
| Clock |
| 6 | n/c | - | Not connected |
PS/2 6 針公插，外觀為：
公插引腳定義
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | CLK |
| Key CLOCK |
| 2 | GND |
| GND |
| 3 | DATA |
| Key DATA |
| 4 | NC | - | Not connected |
| 5 | VCC |
| Power , +5 VDC |
| 6 | n/c | - | Not connected |
母座的PCB引腳
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