
Digi CM RJ-45 to DB-25M (DCE RS 232) Straight-Through Cable
RJ45 to DB25 Male Straight Through Cable
This cable will allow you to connect from the CM32 serial ports to modems and other DCE RS232 devices.
The wiring diagram is shown in Table 1.
Table 1: EIA-232 RJ45 to DB-25
From
Port
RJ45
Signal Signal
To Port DB-
25M
3 TxD TxD 2
6 RxD
RxD 3
4 GND
GND 7
2 DTR
DTR 20
8 DSR
DSR 6
7 DCD
DCD 8
1 RTS RTS 4
5 CTS
CTS 5
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