RJ-45 8pin male connector
RJ-45 8pin female connector
| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | DSR / RI | IN | Data Set Ready / Ring Indicator |
| 2 | CD | IN | Carrier Detect |
| 3 | DTR | OUT | Data Terminal Ready |
| 4 | GND | System Ground | |
| 5 | RXD | IN | Receive Data |
| 6 | TXD | OUT | Transmit Data |
| 7 | CTS | IN | Clear to Send |
| 8 | RTS | OUT | Request to Send |
Notes
- Direction is DTE (Computer) relative DCE (Modem)