USB 1 Connector
PS/2 Keyboard & PS/2 Mouse Connector
Pin No.
1
2
3
4
1
2
3
4
5
6
7
5 6 7 8
8
PS/2 Mouse
5
6
4
2
1
PS/2 Keyboard
PS/2 Mouse/
Keyboard
Pin No.
Definition
1
Data
2
NC
3
GND
4
VCC(+5V)
5
Clock
6
NC
18
Connectors
Definition
USB V0
USB D0-
USB D0+
GND
USB V1
USB D1-
USB D1+
GND
3