A compass is a navigational instrument that indicates the direction to the magnetic poles. It's one of the sensors present in most Android devices.

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How can I calibrate the compass on my phone?

Google Maps sometimes asks me to calibrate my compass. Last time it did so, I was in a rush and didn't bother to, and now the compass does seem a bit off. I tried to find a "calibrate compass" ...
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2answers
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How can I get my compass pointing the right direction?

On my Samsung Galaxy S2 running ICS 4.0.4, my compass is off by 90 degrees. It shows west in the north position. I had a similar compass problem before, and had solved it by applying this patch. ...
6
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5answers
39k views

How do I get my GPS working in Android 4.1 Jelly Bean?

Recently I've been having all sorts of troubles with audio and GPS and the compass... I tried different ROMs, different kernels, different patches. The short story is that after a long time spent ...
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3answers
8k views

How does compass calibration work?

I am wondering how compass calibration works / why e.g. drawing an 8 or rotating the phone to all 3 axis works (or at least shall work) - I mean I would understand the calibration process, if an ...
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1answer
2k views

Compass north and south are reversed on my Samsung Galaxy 2

Since upgrading my phone to ICS, my compass is reversed, with the north end pointing south. I have tried waving the phone in a figure 8 pattern and flipping it over on all axis. What can I do to get ...
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1answer
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How to calibrate magnetic sensors using Cyanogenmod?

I am using a Samsung Galaxy S4 mini with Cyanogenmod (11) and want to calibrate the compass / magnetic sensors. With the stock rom this was possible by "dialing" *#0*#. This is however not ...