User manual

ARCHMI-7XX User Manual
36
ICH_GPIO24_IN2
7
8
ICH_GPIO26_IN3
ICH_GPIO27_IN4
9
10
+5V
USB_23：
(2.0mm Pitch 2x5 Pin Header) ,Front USB connector, it provides one USB port via a
dedicated USB cable, speed up to 480Mb/s.
Signal Name
Pin#
Pin#
Signal Name
5V_USB23
1
2
5V_USB23
USB3_N
3
4
USB2_N
USB3_P
5
6
USB2_P
Ground
7
8
Ground
NC
9
10
Ground
Note:
Before connection, make sure that pinout of the USB Cable is in accordance with that of
the said tables. Any inconformity may cause system down and even hardware damages.
JP5：
(2.0mm Pitch 2x3 Pin Header),COM5 setting jumper, pin 1~6 are used to select signal
out of pin 9 of COM5 port.
JP5 Pin#
Function
Close 1-2
RI (Ring Indicator) (default)
Close 3-4
COM5 Pin9=+5V (option)
Close 5-6
COM5 Pin9=+12V (option)
COM5：
(Type DB9),serial port, standard DB9 serial port is provided to make a direct connection
to serial devices. COM5 port is controlled by pins No.1~6 of JP5,select output Signal RI
or 5V or 12v, For details, please refer to description of JP3.
Pin#
Signal Name
1
DCD# (Data Carrier Detect)
2
RXD (Received Data)
3
TXD (Transmit Data)