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
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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