Screen

• Type:

  • By RTU

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Device

Definition: Serial Port Device

Note: The default value is /dev/ttyUSB0, which is connected via USB.

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slave

Meaning: a station for slaves

Note: Default

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mode

Definition: Configure the serial port

Note: 0 indicates RS232, 1 indicates RS485, and the default value is RS485.

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Baud rate

Definition: Transmission Baud Rate

Note: The default value is 9600 bps.

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dataBits

The number of RTUs

Note: The default value is 8 bits.

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stopBits

The RTU has stopped.

Note: The default value is 1b.

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parity

Definition: Configure Parity.

Note: The value 0 indicates no parity check, 1 indicates odd parity check, and 2 indicates even parity check. The default value is none.

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rts

Set the RTU request to be sent.

Note: This is only valid on the RS485 serial bus. A value of 0 indicates that it is not set, 1 indicates positive polarity RTS, and 2 indicates negative polarity RTS.

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delay

What it means: Set the RTS model.

Note: There is no default value.