From
RJ-45
Signal Direction Signal To DB-25
3 GND GND Shell
4 TxD
RxD 3
5 RxD
TxD 2
6SG
SG 7
1 DCD
RTS 4
* Arrows indicate which direction the signal is flowing
NOTES:
●
This cable can only be used with Software Flow Control (Xon/Xoff).
●
Some Unix operating systems require carrier to be present. If this is the case, altpin must be
turned on and the DCD-RTS wire added (in some cases it may be possible to wire DCD-RTS as the
fourth wire instead of GND).
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