Re: [Paparazzi-devel] Solved: calibrating IR sensors

[David Conger]

lol, that's actually a great idea. To me the best way to create one  
would be for people to add their own to the Wiki and the list will  
create itself. If you see someone has already posted yours then add to  
a tally so we can see the top ones.
-David
On Jul 11, 2009, at 12:06 PM, Martin P wrote:

> Hello,
>
> do you have a top-ten-list for the most stupid mistakes?
> Here is my entry:
> Plugged IR-H the wrong way. The cable is not symmetrical, i.e. there  
> is a-sensor- end and an autopilot-end. This is why I saw crazy  
> values for the neutrals. Fortunately, there was no harm done.
>
> Btw, the orientation of the horizontal sensor seems to have changed.
> I did it like seen here
> https://service.gmx.net/de/cgi/derefer?TYPE=3&DEST=http%3A%2F%2Fwww.rcgroups.com%2Fforums%2Fshowpost.php%3Fp%3D11632208%26postcount%3D1183
> but I had to flip it upside-down and turn it 90°. Or can the  
> orientation be changed by software?
>
> Greetings, Martin
>
> -------- Original-Nachricht --------
> > Datum: Thu, 09 Jul 2009 11:12:08 +0200
> > Von: "Martin P" <address@hidden>
> > An: address@hidden
> > Betreff: Re: [Paparazzi-devel] calibrating IR sensors
>
> > > > I just tried to calibrate the IR sensors and I am a little  
> > > > confused.
> >
> > > There is a confusion here:
> > > - the readings should be around 0 during the cupboard test;
> > > - then, the neutrals in the airframe file should be around 512
> > >
> > > --Pascal
> >
> > Thanks a lot!
> >
> > The readings were so far away from correct that they didn't give me a
> > clue. And my neutrals will be very far from 512.
> >
> > Btw, the little black boxes in which the XBee modems came are great  
> > for
> > the cupboard test (as long as the sensors are not yet mounted to the
> > airframe).
> >
> > Thanks again, Martin
> >
> >
> > _______________________________________________
> > Paparazzi-devel mailing list
> > address@hidden
> > http://lists.nongnu.org/mailman/listinfo/paparazzi-devel
>
>
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