Advantech ARK-1220F, Руководство пользователя

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15 ARK-1220F User Manual
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2.4.6 Audio Connector
ARK-1220F features one phone jack connector that supports stereo Line Out or Mic
In audio ports. The audio chip is controlled by ALC892 and compliant with the Azalea
standards.
Figure 2.5 Audio Connector
2.4.7 COM Connector
ARK-1220F provides two 9-pin D-sub connectors, which support RS232/422/485 and
RS422/485 serial communication interface ports. The default setting is RS-485, if you
want to use RS-232/422, you can use the BIOS manual to change the settings.
Figure 2.6 COM Connector
Table 2.10: COM Connector Pin Definition
Pin RS-232 RS-422 RS-485
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
NC represents “No Connection”.