Configuring legacy protocols Configure a MODBUS gateway
Digi TransPort® Routers User Guide
659
Command line
Command Instance Parameter Values Equivalent web parameter
modbus n enabled 1=enabled
0=disabled
Enable MODBUS Gateway
modbus n asy_add 0-255 Async Port
modbus n op_mode Master/Slave Operation mode
modbus n async_mode RS322 or RS422 Async Mode
modbus n duplex 0=full
1=half
Duplex Mode
modbus n idle_gap 0-2147483647 Idle Gap
modbus n fix_slave_address 0-255 Fix slave address
modbus n adj_slave_address 0-255 Adjust slave address
modbus n ipport0 0-65535 IP Port (row 1)
modbus n nbsocks0 0 -“currently available” Number of sockets (row 1)
modbus n ipmode0 0=TCP,
1=UDP
IP Mode (row 1)
modbus n rawmode0 1=enabled
0=disabled
Raw Mode (row 1)
modbus n Ipport1 0-65535 IP Port (row 2)
modbus n nbsocks1 0 -“currently available” Number of sockets (row 2)
modbus n ipmode1 0=TCP,
1=UDP
IP Mode (row 2)
modbus n rawmode1 1=enabled
0=disabled
Raw Mode (row 2)
modbus n bcasts_on off, on Broadcast support.
modbus n response_to Response time
Configure MODBUS slaves
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Web
Go to Configuration > Network > Legacy Protocols > MODBUS Gateway >Modbus Slaves.
The MODBUSSlaves page defines access for the following MODBUS slaves when operating as act-as-
slave. You can define up to 32 MODBUSslaves.