Ps/2 Keyboard And Mouse - VersaLogic EBX-22 Reference Manual

PS/2 Keyboard and Mouse

A standard PS/2 keyboard and mouse interface is accessible through connector J4 of the
VersaLogic breakout board, CBR-5009. The breakout board is connected to connector J14 of the
EBX-22. The 5V power provided to the keyboard and mouse is protected by a 1 Amp fuse.
This connector uses IEC 61000-4-2-rated TVS components to help protect against ESD damage.
EBX-22 Reference Manual
Table 13: PS/2 Mouse and Keyboard Pinout
CBR-5009
J4 Top Pin Signal
1 MSDATA
2 –
3 GND
4 MKPWR
5 MSCLK
6 –
CBR-5009
J4 Bottom Pin Signal
1 KBDATA
2 –
3 GND
4 MKPWR
5 KBCLK
6 –
Interfaces and Connectors
Description
Mouse Data
No Connection
Ground
+5.0V (Protected)
Mouse Clock
No Connection
Description
Keyboard Data
No Connection
Ground
+5.0V (Protected)
Keyboard Clock
No Connection
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