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Username:
corriibme
Joined:
2022-01-28 07:50:45+00:00

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  • modbus   Last Updated:

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  • Modified a comment on discussion Engineering 🇬🇧 on CODESYS Forge

    It's my very first time with Modbus but I have worked with some other networking protocols before and programmed PLCs using all of Structured Text, FBD, and LAD. I have this ModbusTCP code to read the input registers of a connected device. The problem is that the request messages are not being sent (Wireshark does not record any traffic) even though the xExecute input of the ClientRequestReadInputRegisters function block is changing as I desire when the clientTCP object is connected. I have also...

  • Posted a comment on discussion Engineering 🇬🇧 on CODESYS Forge

    It's my very first time with Modbus but I have worked with some other networking protocols before and programmed PLCs using all of Structured Text, FBD, and LAD. I have this ModbusTCP code to read the input registers of a connected device. The problem is that the request messages are not being sent (Wireshark does not record any traffic) even though the xExecute input of the ClientRequestReadInputRegisters function block is changis as I desire when the clientTCP object is connected. I have also adjusted...

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