Cable Spec 1
From ATTWiki
Spec for RJ-45 to DB-9 Converter
This is the original RJ-45 to DB-9 conversion spec. It is good for all applications except Benderlink Ethernet Modules with the CB-EL1 current loop board.
Use DB-9 female for connection to standard male COM ports.
| Function | Wire Color |
RJ-45 Pin |
to | DB9 Pin |
Function |
| RTS | Blue | 1 | ---- | 7 | RTS |
| DTR | Orange | 2 | ---- | 4 | DTR (+5v) |
| GND | Black | 3 | ---- | 5 | GND |
| TXD | Red | 4 | ---- | 3 | TXD |
| RXD | Green | 5 | ---- | 2 | RXD |
| DCD | Yellow | 6 | ---- | - | Not Used |
| DSR | Brown | 7 | ---- | 6 | DSR |
| CTS | Grey | 8 | ---- | 8 | CTS |
