I am new in snap7 . So i have lot of confusions.

My task

Raspberry pi3 read/write data from PLC module. The system should use snap7 module for data communication between Raspberry pi3 and PLC through ethernet interface. The programmig launguage is embedded C not in python.

I got library from : https://sourceforge.net/projects/snap7/files/Snap7-IoT/snap7-iot-arm/

I dont kow , how to get this started and implemented.

can someone who knows the details help me?

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