Advantech ARK-1123 - Audio Connector; COM Connector; Table 2.10: USB Connector Pin Assignments

ARK-1123 User Manual 18
2.4.6 Audio Connector
ARK-1123C offers stereo audio ports by two 3.5 ear phone jack connectors of
Line_out and Line_in. The audio chip controller is ALC-888S which is compliant with
the Azalea standard.
Figure 2.19 Audio Connector
2.4.7 COM Connector
ARK-1123C provides two D-sub 9-pin connectors, which offers RS-232/422/485
(BIOS Selectable) serial communication interface.
Figure 2.20 COM Port Connector
Table 2.10: USB Connector Pin Assignments
Pin Signal Name Pin Signal Name
1+5V 2 D-
3D+ 4 GND
5 SSRX- 6 SSRX+
7 GND 8 SSTX-
9 SSTX+ 10 +5V
11 D- 12 D+
13 GND
Table 2.11: Audio Connector Pin Assignments
Pin Signal Name
1 Line-out
2 Line-in
2
1
Table 2.12: COM Connector 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