digital compass modules
fr-om at tourde.org
Wed Jan 23 14:56:31 CET 2008
Le 13901ième jour après Epoch,
Schmidt András écrivait:
> Tilman Baumann wrote:
>> Bluetooth would be nice. You would need no hardware hacks on the
>> phone itself.
>> Should be pretty easy to hack a bluetooth->serial converter (like
>> BlueSMiRF from sparkfun) to the sensor. Maybe with a little
>> microcontroller glue in between.
>> Bluetooth is very simple to code and simple to handle.
> I was thinking about two possible applications:
> 1. The map of a GPS map viewer application turns when you turn the
> machine so it is always aligned with the environment (this feature
> is included on some GPS tools.)
Maybe the 3D accels can do that. And the GPS can be used as a bearing
indicator, when you move. No magnetic device needed in this case.
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