| Pin | Name | Description | Dir | 
|---|---|---|---|
| 1 | RTS | Request To Send |  | 
| 2 | DTR | Data Terminal Ready |  | 
| 3 | GND | Ground |  | 
| 4 | TXD | Tranceive Data |  | 
| 5 | RXD | Receive Data |  | 
| 6 | DCD | Data Carrier Detect |  | 
| 7 | DSR | Data Set Ready |  | 
| 8 | CTS | Clear To Send |  | 
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