right side Pin | Pin Name |
Description |
2 | DCD | Data Carrier Detect |
4 | RxD | Received Data (by DTE) |
6 | TxD | Transmitted Data (by DTE) |
8 | DTR | Data Terminal Ready |
10 | GND | Signal Ground |
1 | DSR | Data Set Ready |
3 | RTS | Request To Send |
5 | CTS | Clear To Send |
7 | RI | Ring Indicator |
9 | prot.GND | Not on the DB-9. Protective ground: Shield of plugs and cable are connected here |