Raspberry pi does not find device

rogersia / Solis-4G

Python project to Read Solis-4G inverter over RS485

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Raspberry pi does not find device #2

Closed jimmyd-be closed 3 years ago

jimmyd-be commented 3 years ago

When I connect port 3 with A and port 4 with B on my MAX485 module for RS485 seriële communication USB device. I always got "No communication with the instrument (no answer)". Do you have any clue where the problem can be?