Ps/2 Keyboard And Mouse Pin Header; Figure 22: Ps/2 Keyboard And Mouse Pin Header Diagram; Table 18: Ps/2 Keyboard And Mouse Pin Header Pinouts - VIA Technologies VB7009 User Manual

2.2.10. PS/2 Keyboard and Mouse Pin Header

The VIA VB7009 has a pin header for PS/2 keyboard and mouse. The pin header is labeled as "JKB/MS1".
The pinouts of the pin header are shown below.

Figure 22: PS/2 keyboard and mouse pin header diagram

Pin
1
3
5
7
9

Table 18: PS/2 keyboard and mouse pin header pinouts

Note:
When the pin header is not in use, please short pin 3&5, pin 4&6, pin 7&9 and pin 8&10
Signal Pin
+5VDUAL 2 GND
KB_CLK 4 KB_DATA
EKBCLK 6 EKBDATA
MS_CLK 8 MS_DATA
EMSCLK 10 EMSDATA
VIA VB7009 User Manual
Signal
21