Hi!
What is X,Y,Z measurements by compass module mean?
Thanks
You’ve seen this post?
https://www.ghielectronics.com/community/forum/topic?id=11880
There’s some good reading material there that will probably help you 
Yrs, I saw it, but I didn’t find explanation about XYZ
Did you open any of the referred documentation? They are the 3-dimensional axes.