The General configuration page will appear once a new Serial Data Server device has been added successfully. An additional configuration is below the General configuration section and will differ based on the device protocol selected.
Device Specific Configuration:
Modbus RTU
Item | Description |
Device Name | Allows the user to assign a name for the I/O Device. |
Device Protocol | Select the type of target device. This also selects the driver used to communicate with the device. |
Serial Port | Assigns the local (Xpanel) COM port to use Modbus RTU Slave. |
Baudrate | Configures the baud rate (300bps – 256,000bps). |
Parity | Determines whether to use an even, odd, or no parity bit for error checking. |
Data Bits | Determines the number of data bits per packet. You can select between 5 and 8 bits. If the data contains Korean characters, please select 8 bits to avoid errors. |
Flow Control | Allows the user to enable or disable flow control. With this option enabled, the MODBUS Master will wait for an acknowledgement signal from the target device before sending another command. |
Stop Bits | Determines the number of stop bits between frames. |
Unit ID | Allows the user to set the Modbus Address of the slave. |
String Encoding | Specifies the encoding method for reading and writing string values stored on the device. This option can be overridden for individual tags in the Edit Tag menu. |
String Encoding Method | When an invalid character is encountered, the gateway will do one of the following:
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