介绍RS232D串口的机械特性,电气特性,功能特性及信号及连接器管脚定义.




RJ45接口的RS-232D接口定义

| Pin | Name | Dir | Description |
|---|---|---|---|
| 1 | DSR/RI | ![]() | Data Set Ready / Ring Indicator |
| 2 | CD | ![]() | Carrier Detect |
| 3 | DTR | ![]() | Data Terminal Ready |
| 4 | GND | ![]() | System Ground |
| 5 | RXD | ![]() | Receive Data |
| 6 | TXD | ![]() | Transmit Data |
| 7 | CTS | ![]() | Clear to Send |
| 8 | RTS | ![]() | Request to Send |