restmbmaster.conf - Man Page

restmbmaster uses very simple format of configuration file, each line has following format:

key = value

In case the option does not support value the line format is:

key

debug

Turns on debugging messages. Repeating the option increases verbosity.

connect = CONNECT_URI

Specifies the target Modbus bus to connect to. Supported formats:

tcp://HOSTNAME[:PORT]

Example: tcp://test.abc:1000

Default PORT: 502

rtu:DEVICEPATH[?baud=BAUDRATE]

Example: rtu:/dev/ttyS0?baud=9600

Default BAUDRATE: 115200

port = PORT

Specifies TCP port on which the webserver is listening and where the Rest API is exposed.

dontkeep

Don't keep the connection open, connect only for the time when command is processed.

Example Modbus TCP config:

connect = tcp://127.0.0.1:5020
port = 8080

Example Modbus RTU config:

connect = rtu:/dev/ttyUSB0?baud=9600
port = 8080

Example Modbus RTU config with debug messages verbosity:

connect = rtu:/dev/ttyUSB0?baud=9600
port = 8080
debug

restmbmaster(8),

Jiri Pirko is the original author and current maintainer of restmbmaster.

restmbmaster(8).