Connect Tech PCIE/104 - Manual (Page 19)

Connect Tech Xtreme/SBC PCIe/104 Single Board Computer and PCIe/104 Qseven Carrier Board - User Manual
Revision 0.02 19
PS/2 Keyboard and Mouse
Description
A PS/2 keyboard and PS/2 mouse interface are provided via P13; where the PS/2 voltage is selectable with
J1. Refer to the specification printed on the bottom of the keyboard and mouse to determine which voltage
to select; in most cases this is 5V.
Connectors & Jumpers
Function PS/2 Keyboard and Mouse
Locations P13
Type Molex 0532610671 connector
Pinout
Pin Signal Description
1 KDAT Keyboard Data
2 KCLK Keyboard Clock
3 PS2_GND Filtered digital ground
4 PS2_VCC Filtered PS/2 supply voltage, via
J1
5 MDAT Mouse Data
6 MCLK Mouse Clock
Function PS/2 voltage select
Selects either +3.3Vauxiliary or +5V auxiliary.
Location J1
Type
1x3 0.1” jumper
Pinout
Position Description
1-2 +3.3V_A
2-3 +5V_A
off floating
Default +3.3V