[Tinyos-help] mica2dot, mts510CA and microphone

Hu Siquan siquan.hu at gmail.com
Wed Mar 30 02:45:40 PST 2005


I am sure this problem has been fixed in a later version. You should
check the updated XSensorMTS510 from SourceForge.

Hope it helps.

Hu Siquan



On Wed, 30 Mar 2005 09:56:48 +0200, Thomas Schmid
<thomas.schmid at gmail.com> wrote:
> I have a problem getting the microphone working on the mts510CA
> connected to a mica2dot mote. I installed the XSensorMTS510 program
> from contrib/xbow/apps on a mote and compiled the xlisten program.
> When I run xlisten like this:
> xlisten -b=mica2dot
> it successfully shows the light as well as acceleration readings (they
> change if I cover the light sensor or shake the mote). But the
> microphone readings always stay around 0x012c even if I whistle into
> it or make loud noises. First I thought that the microphone's gain is
> set too low. So I changed it to 96 with the mic.gainAdjust() command.
> But still, the values are the same.
> 
> Did anyone successfully sample the microphone on the MTS510? Or what
> do I do wrong?
> 
> Thanks a lot,
> 
> Thomas
> 
> --
> Audiovisual Communications Laboratory (LCAV)
> Ecole Polytechnique Fédérale de Lausanne
> Web: http://lcavwww.epfl.ch/~thomass
> 
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>



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