COM 10 RS232/422/485 Select
COM 2
COM 1
JP2, JP17 and JP18 are used to configure the COM port 10 to RS232, RS422 (Full Duplex) or
RS485.
The pin functions of the COM port 10 will vary according to these jumpers' setting.
Note:
When COM 10 RS232/422/485 is selected, JP17 and JP18 must be set in accordance
to JP2.
Chapter 2 Hardware Installation
Chapter 2
1-2 On: RS232
10
9
2 1
COM 10
JP18
1-3, 2-4 On:
JP17
RS232 (default)
JP2
CTS-
DSR-
DTR-
RXD
17
JP2
2
4
6
2
4
6
1
3
5
1
3
5
3-4 On: RS422
(default)
Full Duplex
JP17 and JP18
2
4
6
2
1
3
5
1
3-5, 4-6 On:
RS422 Full Duplex/RS485
COM 10
10
9
10
9
RI-
NC.
RTS-
NC.
NC.
GND
NC.
NC.
TXD
TXD-
TXD+
DCD-
RXD+
RXD-
2 1
2 1
RS232
RS422
Full Duplex
2
4
6
1
3
5
5-6 On: RS485
4
6
3
5
10
9
NC.
NC.
NC.
NC.
NC.
NC.
NC.
DATA-
DATA+
2 1
RS485
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