●Serial connector
Pin number | Signal name | Direction | Description |
1 | CD | Input | Carrier detect |
2 | RD | Input | Receive data |
3 | TD | Output | Transmission data |
4 | DTR | Output | Data terminal ready |
5 | GND | – | Ground |
6 | DSR | Input | Data set ready |
7 | RTS | Output | Request to send |
8 | CTS | Input | Clear to send |
9 | RI | Input | Ring indicate |
●Mouse connector
Pin number | Signal name | Direction | Description |
1 | DATA | Input and output | Data |
2 | NC | – | Not connected |
3 | GND | – | Ground |
4 | VCC | – | Power |
5 | CLK | Input and output | Clock |
6 | NC | – | Not connected |
●Keyboard Connector
Pin number | Signal name | Direction | Description |
1 | DATA | Input and output | Data |
2 | NC | – | Not connected |
3 | GND | – | Ground |
4 | VCC | – | Power |
5 | CLK | Input and output | Clock |
6 | NC | – | Not connected |
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