Audio Connector; Com Connector - Advantech ARK-1123C User Manual

2.5.6

Audio Connector

ARK-1123L 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.
Table 2.16: Audio Connector Pin Assignments
Pin
1
2
2.5.7

COM Connector

ARK-1123L provides two D-sub 9-pin connectors, which offers 1 x RS-232 & 1 x RS-
232/422/485 (BIOS Selectable) serial communication interface.
Table 2.17: COM Connector Pin Assignments
Pin
1
2
3
4
5
6
7
8
9
Note! NC means "No Connection".
ARK-1123 User Manual
Figure 2.26 Audio Connector
Signal Name
Line-out
Line-in
Figure 2.27 COM Port Connector
RS-232
Signal Name
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RI
1
2
RS-422
Signal Name
Tx-
Tx+
Rx+
Rx-
GND
NC
NC
NC
NC
22
RS-485
Signal Name
DATA-
DATA+
NC
NC
GND
NC
NC
NC
NC