[Gta04-owner] GTA04: gyroscope and compass drivers added/made working

[Christoph Mair]

On Wed, Jan 25, 2012 at 8:51 PM, Lionel Broche <lionel.broche at gmail.com> wrote:
> Well done!
>
>>
>> In this case it is a compass, a magnetometer.
>
>
> Just out of curiosity, does it measure the amplitude of the magnetic field
> or just its direction?

It measures the amplitude of the magnetic field in three directions.
Then it is up to you to derive the magnetic north or some other
meaningful value from the results.

Christoph