KISS 4U V3 SKX – Preliminary Rev. 0.6
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12/
Standard Interfaces – Pin Assignments
Low-active signals are indicated by a minus sign.
12.1.
PS/2 Keyboard Mouse Connector
The PS/2 connector is a combined keyboard or mouse connector.
Pin
Signal Name
6-pin mini-DIN (female) Connector
1
Keyboard/Mouse Data
2
N.C.
3
GND
4
+5 V
5
Keyboard/Mouse Clock
6
N.C.
12.2.
USB 2.0 Port
Pin
Signal Name
4-pin USB 2.0 (Type A)
1
VCC
2
Data-
3
Data+
4
GND
12.3.
USB 3.1 Gen 1 and USB 3.1 Gen 2 ( Type A) Port
Pin
Signal Name
Pin
Signal Name
9-pin USB 3.1 (Type A) Connector
1
+ 5V
5
RX-
2
Data-
6
RX+
3
Data+
7
GND
4
GND
8
TX-
9
TX+
USB 3.1 Gen 1/ USB 3.1 Gen 2 devices can be used as data storage only
USB 3.1 Gen 1 and USB 3.1 Gen 2 data transfer rates differ. For optimum performance, use
USB devices that match the USB ports transfer rate.
