You've posted in 'Interface and connectivity ICs' - does that mean you have reason to believe that it is an 'Interface' or 'connectivity' IC?
Similarly with the IO-Link tag?
A complex system that works is invariably found to have evolved from a simple system that worked.A complex system designed from scratch never works and cannot be patched up to make it work.
@Matja Please upload a legible photo of your device.
Regards /Peter
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