Pin | Name | Dir | Description |
---|---|---|---|
1 | CD | Carrier Detect | |
2 | RXD | Receive Data | |
3 | TXD | Transmit Data | |
4 | GND | System Ground | |
5 | CTS | Clear to Send | |
6 | DSR | Data Set Ready | |
7 | RI | Ring Indicator | |
8 | RTS | Request to Send | |
9 | DTR | Data Terminal Ready |
If you did publish instruction for Do-It-Yourself device with this pinout, share the link with us.