6 PIN MINI-DIN FEMALE (PS/2 STYLE) at the
computer.
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | DATA | IN/OUT | Key Data |
| 2 | n/c | - | Not connected |
| 3 | GND | - | Gnd |
| 4 | VCC | OUT | Power , +5 VDC |
| 5 | CLK | OUT | Clock |
| 6 | n/c | - | Not connected |
Notes
- Direction is Computer relative Keyboard.
Signals
- Clock: This signal is sent from the keyboard to synchronise the data signal.
- Data: Keyboard scan codes are sent from the keyboard to the computer on this single wire serially.
- +5 Vdc: This is a simple 5 volts signal for giving power to the keyboard.
- Ground: This is a common ground signal used as a return path for data and is a reference to logical 0.