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2.3
Connectors
2.3.1
ARK-3532 External I/O Locations
Figure 2.2 ARK-3532 Front and Rear I/O Connector Diagram
2.3.1.1
COM Connector
ARK-3532 provides up to 6 D-sub 9-pin connectors, which offers RS-232/422/485
serial communication interface ports. The default setting is RS-232, the mode RS-422/
485 of ARK-3532 COM3/4/5/6 can be supported via the BIOS settings. COM1/2 sup-
ports RS-232.
COM3~COM6
Table 2.2: COM Connector Pin Assignments
Pin
1
2
ARK-3532 User Manual
1 2 3 4 5
Figure 2.3 COM Connector
RS-232
Signal Name
DCD
RxD
6 7 8 9
RS-422
RS-485
Signal Name
Signal Name
Tx-
DATA-
Tx+
DATA+
14
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