Keyboard/Mouse Interface - ADLINK Technology CoreModule 745 Reference Manual

Chapter 3
Table 3-6. USB0 and USB1 Interface Pin Signals (J16) (Continued)
4 CONN_USB1_N
5 CONN_USB0_P
6 CONN_USB1_P
7 USB_GND0
8 USB_GND1
9 USB_GND0
10 USB_GND1
Note: The shaded table cells denote power or ground.
Table 3-7 describes the pin signals of the USB2 and USB3 header, which consists of 10 pins in two rows,
with odd/even (1, 2) pin sequence, and 0.079" (2mm) pitch.
Table 3-7. USB2 and USB3 Interface Pin Signals (J17)
Pin # Signal
1 USB-PWR_2
2 USB-PWR_3
3 CONN_USB2_N
4 CONN_USB3_N
5 CONN_USB2_P
6 CONN_USB3_P
7 USB_GND2
8 USB_GND3
9 USB_GND2
10 USB_GND3
Note: The shaded table cells denote power or ground.

Keyboard/Mouse Interface

The SCH3114I-NU super I/O provides the signals for the PS/2 keyboard and mouse header.
Table 3-8 describes the pin signals of the keyboard/mouse header, which consists of 10 pins in two rows
with odd/even (1, 2) pin sequence, and 0.079" (2mm) pitch.
Table 3-8. Keyboard/Mouse Interface Pin/Signal Definitions (J15)
Pin # Signal
1 KEY VCC
2 KEY DATA
3 KEY CLK
4 KEY GND
5 KEY GND
6 KEY GND
7 KEY VCC
8 CON DAT MOUSE
26
USB1 Port Data Negative
USB0 Port Data Positive
USB1 Port Data Positive
USB0 Ground
USB1 Ground
USB0 Ground
USB1 Ground
Description
USB2 Power – VCC (+5V +/-5%) power goes to the port through an
on-board fuse. Port is disabled if this input is low.
USB3 Power – VCC (+5V +/-5%) power goes to the port through an
on-board fuse. Port is disabled if this input is low.
USB2 Port Data Negative
USB3 Port Data Negative
USB2 Port Data Positive
USB3 Port Data Positive
USB2 Ground
USB3 Ground
USB2 Ground
USB3 Ground
Description
+5 Volts
Keyboard data
Keyboard clock
Keyboard ground
Keyboard ground
Keyboard ground
+5 Volts
Mouse data
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