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2.2.2
ARK-1388V front side external I/O connectors
2.2.2.1
USB Connector
ARK-1388V provides four connectors of USB interface, which give complete Plug &
Play and hot swapping for up to 127 external devices. The USB interface complies
with USB UHCI, Rev. 2.0 compliant. The USB interface can be disabled in the system
BIOS setup. Please refer to Table. 2.1 for its pin assignments.
The USB connectors are used for connecting any device that conforms to the USB
interface. Many recent digital devices conform to this standard. The USB interface
supports Plug and Play, which enables you to connect or disconnect a device when-
ever you want, without turning off the computer.
Table 2.11: USB Connector
Pin
1
3
2.2.2.2
VGA Connector
The ARK-1388V provides a high resolution VGA interface by a D-sub 15-pin connec-
tor to support a VGA CRT monitor. It supports display resolution up to 1600 x 1200
@75-Hz and up to 64 MB shared memory.
Table 2.12: VGA connector pin assignments
Pin
1
2
3
4
5
6
7
ARK-1388V User Manual
Figure 2.5 USB connector
Signal name
VCC
USB_data+
5
15
Figure 2.6 VGA connector
Signal name
Red
Green
Blue
NC
GND
GND
GND
16
4
4
3
3
2
2
1
1
Pin
Signal name
2
USB_data-
4
GND
1
11
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