It is hard to understand the question and I’m not sure why you are creating the RDREC and WRREC instead of using the example that Christian provided. I think we would be able to help you better if we could have a call with Teamviewer.
In order to arrange that, I will first need you to create a support case by going to:
That will get routed to Christian, who is an expert on this device, and he will be able to help you directly.
Thank you!