Advantech ARK-1382, Руководство пользователя

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15 ARK-1382 User Manual
Chapter 2
H
/W Installation
2.2.1 ARK-1382 Front Side External I/O Connectors
2.2.1.1 COM Connector
ARK-1382 provides two D-sub 9-pin connectors, which offers RS-232/422/485 serial
communication interface ports. Default setting is RS-232, if you want to use RS-422/
485, you can find the jumper installation in Appendix and jumper setting in 2.12.
Figure 2.3 COM Connector
Note: NC represents “No Connection”.
2.2.1.2 USB Connector
ARK-1382 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. 2.2 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.
Figure 2.4 USB Connector
Table 2.1: COM Standard Serial Port Pin Assignments
RS-232 RS-422 RS-485
Pin Signal Name Signal Name Signal Name
1 DCD Tx- DATA-
2 RxD Tx+ DATA+
3 TxD Rx+ NC
4 DTR Rx- NC
5 GND GND GND
6 DSR NC NC
7 RTS NC NC
8 CTS NC NC
9 RI NC NC
1 2 3 4 5
6 7 8 9