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5
6
7
8
9
10
Pin
1
2
3
4
5
6
7
8
9
10
Note: COM2 RS-232/422/485 can be set by BIOS setting. Default is RS-232.
COM2 Pin 9 function can be set by JP6.
Chapter 2 – Hardware Information
GND
NC
NC
NC
NC/+5V/+12V
NC
1
RS485_D-
NC
GND
NC
NC/+5V/+12V
9
RS-485
Pin Name
RS485_D-
RS485_D+
NC
NC
GND
NC
NC
NC
NC/+5V/+12V
NC
GND
PWR
2
RS485_D+
NC
NC
NC
NC
10
Signal Type
I/O
I/O
GND
PWR
+5V/+12V
Signal Level
± 5V
± 5V
+5V/+12V
29
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