Trycom Technology TRP-C28 User Manual page 5

4. System Configuration Switch
The TRP-C28 support the Modbus RTU and ASCII communication protocol, It has a two pins
external dip-switch that allow user to select protocol between Modbus/RTU and ASCII. The dip-
switch also provides "back to default" function when user forget the configuring information
stored in EEPROM such as ID (RS-485 Module address), baud rate and data format.
Default setting:
ID Address: 01,
Baud Rate: 9600,
DIO Mode Type: 40,
Checksum: Disable,
RS485 Communication data format: N, 8, 1.
Modbus Protocol (Factory)
5