CODESYS - the IEC 61131-3 automation software

Read/write registers - Modbus TCP/IP
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Author:  fifi [ Wed Feb 08, 2017 8:02 am ]
Post subject:  Read/write registers - Modbus TCP/IP


I connected via Modbus TCP/IP to WAGO PLC.
I am using Modbus Master simulator and I've got problem with reading coils.
I can't see any changes when I query registers or while using another simulator it shows me error (pic)
Have you ever had such error during reading or writing?

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