The Modbus slave from the FAQ Modbus Communikation Master/Slave via Ethernet is used here. |
Insert an Ethernet adapter in the device tree and specify the interface to be used.
If a target system is not defined yet, then the error message "Gateway not configured" is displayed. |
Insert a Modbus TCP Slave below the Modbus TCP Master in the device tree.
Pay attention that the address is the same as for the Modbus Slave Device. |
Adapt the POU PLC_PRG as follows:
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Resetting to an invalid IP address is not possible. |