40
Functional Description
Keyboard/ Mouse Interface
The keyboard controller is located on the cPCI-3920B and is 8042
software compatible.
The PC/AT standard keyboard/mouse connector is a PS/2-type 6-
pin shielded Mini-DIN connector.
A Y-cable to connect a mouse device and/or a keyboard to the
PS/2 connector is included in the package of cPCI-3920B.
PS/2 Keyboard/Mouse Connector
Table 3-10: PS/2 Keyboard/Mouse Connector Pin Definition
Note:
The PS/2 power supply provides short-circuit protection and
all the signal lines are EMI-filtered.
Pin #
Signal
Function
1
KBDATA Keyboard Data
2
MSDATA
Mouse Data
3
GND
Ground
4
+5V
Power
5
KBCLK
Keyboard Clock
6
MSCLK
Mouse Clock
Summary of Contents for cPCI-3920 Series
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