This is the RS-232 standard pinout for the DE-9 connector. This is not Slink-e information. It is just standard RS-232.
| pin | name | meaning | source |
|---|---|---|---|
| 1 | CD | Carrier Detect | DCE |
| 2 | RxD | Receive Data | DCE |
| 3 | TxD | Transmit Data | DTE |
| 4 | DTR | Data Terminal Ready | DTE |
| 5 | SGND | Signal Ground | - |
| 6 | DSR | Data Set Ready | DCE |
| 7 | RTS | Request To Send | DTE |
| 8 | CTS | Clear To Send | DCE |
| 9 | RI | Ring Indicator | DCE |