Puerto serie (COM 9)
|
| Pin | Nombre | Entrada / Salida | Significado |
|---|---|---|---|
| 1 | CD | Entrada | Data Carrier Detect |
| 2 | RxD | Entrada | Receive Data |
| 3 | TxD | Salida | Transmit Data |
| 4 | DTR | Salida | Data Terminal Ready |
| 5 | GND | - | Ground |
| 6 | DSR | Entrada | Data Set Ready |
| 7 | RTS | Salida | Request To Send |
| 8 | CTS | Entrada | Clear To Send |
| 9 | RI | Entrada | Ring Indicator |
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