7-3.Serial Interface Configuration
Serial Port
This field indicates the number of the port for with MODBUS gateway properties are currently being
displayed. Changing the number in this field will cause all the other fields to display the properties
for the specified port. Note, however, that before changing ports, any change to properties must be
updated (Saved) or the MODBUS gateway will not retain them.
Baud Rate
The serial port baud rate on the TRP-C31M must match the serial baud rate of the connected
device unless using Virtual COM mode. In Virtual COM mode the application program can setup
this parameter on the fly by sending normal COM command and TRP-C31M will set it on the fly as if
TRP-C31M’s serial port is one of PC’s COM port.
Data/Parity/Stop
This setting will have to match the data format of the connected device unless using Virtual COM
mode. In Virtual COM mode the application program can setup this parameter on the fly by sending
normal COM command and TRP-C31M will set it on the fly as if TRP-C31M’s serial port is one of
PC’s COM port.