Hi, For my project, I need to connect my CONTROLLINO MAXI (PLC based on ATmega1602 & ethernet shield W5100) to a PLC using the modbus TCP protocol. Link of CONTROLLINO : http://controllino.biz/controllino/maxi/ I've got some issue trying to connect to the PLC with "client.connect(ipofPLC,502);". …

Ethernet issue with PLC based on ATmega1602

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