串口通信规格
COM1&COM2支持RS485协议,COM3&COM4支持RS232协议。
串口默认都在实时侧,暂不支持虚拟化。

| COM1、COM2、COM3、COM4 PIN Assignments | ||
| 引脚 | RS-232 | RS-485 | 
| Signal Name | Signal Name | |
| 1 | DCD | DATA- | 
| 2 | RxD | DATA+ | 
| 3 | TxD | NC | 
| 4 | DTR | NC | 
| 5 | GND | GND | 
| 6 | DSR | NC | 
| 7 | RST | NC | 
| 8 | CTS | NC | 
| 9 | RI | NC | 
COM1&COM2支持RS485协议,COM3&COM4支持RS232协议。
串口默认都在实时侧,暂不支持虚拟化。

| COM1、COM2、COM3、COM4 PIN Assignments | ||
| 引脚 | RS-232 | RS-485 | 
| Signal Name | Signal Name | |
| 1 | DCD | DATA- | 
| 2 | RxD | DATA+ | 
| 3 | TxD | NC | 
| 4 | DTR | NC | 
| 5 | GND | GND | 
| 6 | DSR | NC | 
| 7 | RST | NC | 
| 8 | CTS | NC | 
| 9 | RI | NC |