CP345
Table 5-4: Pinouts of 50-Pin Female High-Density D-Sub Connector (Sheet 3 of 3)
RS232
TxD
CTS
—
—
DCD
DSR
—
—
RTS
DTR
GND
RxD
—
—
ID 19979, Rev. 03
RS422/RS485
RS422/RS485
Half Duplex
Full Duplex
TRxD+
TRxD-
—
—
—
—
—
—
—
—
GND
—
—
—
© PEP Modular Computers GmbH
Rear I/O Modules
Pins
TxD+
19
TxD-
—
—
20
—
—
RxD+
21
RxD-
—
—
22
—
—
—
23
—
—
GND
24
—
—
—
25
—
—
Channel
—
44
—
45
—
46
3
—
47
—
48
—
49
—
—
50
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