"Hi Andrew, Bill,
Thanks for the reply.
However, it looks to me that the null_offsets() routine is used to continually adjust the compass offsets in the long run.
What I’m actually looking for is the code that executes the compass calibration…"
I’m trying to locate the code (within the APM, Arduplane or Arducopter files) that a) initiates and b) performs, the compass calibration routine but I had no luck so far. Can you please provide some…"