Help with RFID code


sorry if this is in the wrong section.

I’m having some issues with getting my RFID reader and Arduino to play nicely.I’m really new at this so sorry if i’ve missed anything obvious.

My first issue is that i’m using a certain model of a 125khz reader for which there aren’t many guides or tutorials.

This is the reader:

I’m trying to use wiegand and again, not too many people seem to be doing this.

Can anybody offer any help or links which could help?

Many thanks,


I'm trying to use wiegand

This is the programming forum. That means we look at code. Something seems to be missing from your post - the code.

There also needs to be a concise problem statement. What do you need help with?

I'm having some issues

And they are?

Follow the link
I did, i got my project running. weigand 37 bit, door opener.

Grz M