Discussion about communication protocols (configuration, functions, hardware required).
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Hi i have configure modbus tcp module. When i try to read the module with modscan i can read it. But when i use winlog there is always comunication ko. And read error incrase it. The module only can read only holding register. And i registered the numeric gate with address 3:101 which mean holding register 101 but. The comunication always ko and read error incrased
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