DFI CP100-NRM - Manual (Page 28)

28
2
Hardware Installation
COM 3 RS232/RS485 Select
JP11
1-2 On: RS232
(default)
5-6 On: RS485
6 4 2
5 3 1
JP11 is used to confi gure COM 3 to RS232 or RS485.
The pin function of COM 3 will vary according to the jumper’s setting.
6
1 5
2
JP11
COM 3
6 4 2
5 3 1
1 9
2
DCD-
TD
RD DT
R
-
GND RT
S
-
DSR
-
CT
S-
RI
-
1 9
2
D
ATA
+
N.C.
D
ATA
-
N.C.
N.C. N.C.
N.C. N.C.
N.C.