You can change the port settings as needed, for example, you can change the baud rate, data bit, parity bit, or stop bit. To change the port settings, change to the CLI mode. See Changing from Modbus mode to CLI mode. To print the port settings, type ?XU!. For more information, see Changing the communication settings (aXU). Change the required port settings. For example, to change the parity bit, type ?XU,P=E. To change back to the Modbus mode, see Changing from CLI mode to Modbus mode. Related conceptsConfiguration parameters