Chapter 3 – DFI KS210-IMX6 Manual User Manual
Page 16
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16
Chapter 3 Jumper Settings
Chapter 3
JP4 (for COM 1)/JP6 (for COM 2)
RS232
RS422
Full Duplex
RS485
COM 1
1-2 On: RS232
(default)
1
3
5
2
4
6
3-4 On: RS422
Full Duplex
1
3
5
2
4
6
5-6 On: RS485
1
3
5
2
4
6
DCD-
TD
RD
DT
R-
GND
RT
S-
RI
-
DSR
-
CTS-
1 2 3 4 5
6 7 8 9
RXD+
TXD+
RXD-
TXD- N.C.
N.C. N.C. N.C. N.C.
1 2 3 4 5
6 7 8 9
D
ATA
+
D
ATA
-
N.C. N.C. N.C. N.C.
N.C.
N.C.
N.C.
1 2 3 4 5
6 7 8 9
COM 1/COM 2 RS232/422/485 Select
JP4
JP6
JP4 (for COM 1) and JP6 (for COM 2) are used to configure the COM ports to RS232, RS422
(Full Duplex) or RS485. The pin functions of COM ports will vary according to jumpers’ setting.
COM 2
COM 2:
RS232/422/485
COM 1
2 1
9
COM 1:
RS232/422/485
RS485
RS422
Full Duplex
RS232
COM 2
RXD
DCD-
TXD
DTR-
GND
DSR-
RTS-
CTS-
RI-
2 1
9
RXD-
RXD+
TXD+
TXD-
NC.
NC.
NC.
NC.
NC.
2 1
9
DATA-
DATA+
TXD
NC.
NC.
NC.
NC.
NC.
NC.
2 1
9