Personal Computer User Manual

AR-B1851 User’s Guide
AR-B1851
15
3.3 Keyboard / Mouse Connector(MS_KB1)
A PS/2 type connector(MS_KB1)is for easy connection to a keyboard
and PS/2 mouse. The board comes with a Y split PS/2 cable for
keyboard and mouse connection.
•
KB/MS1 : Keyboard Mouse PS2 Port
3.4 USB Port Connector(USB1~4)
The AR-B1851 provides four USB port, four pin header, two connectors .
•
USB4 : USB Connector
• USB3 : USB Connector(Pin header)
PIN DESCRIPTION PIN DESCRIPTION
1 KB_DAT 2 MS_DAT
3 GND 4 X
5 +5V 6 KB_CLK
7 X 8 MS_CLK
PIN DESCRIPTION PIN DESCRIPTION
1
VCC
2
VCC
3
USB-
4
USB-
5
USB+
6
USB+
7
GND
8
GND
9
USB_GND
10
USB_GND
PIN DESCRIPTION PIN DESCRIPTION
1
VCC
2
VCC
3
USB0-
4
USB1-
5
USB0+
6
USB1+
7
GND
8
GND
9
USB_GND
10
USB_GND