Re: Re : Re: accelerometer calibration

W. B. Kranendonk wankelwankel at yahoo.com
Sat Dec 25 00:02:23 CET 2010


> Le 23 déc. 2010 10:11, Timo Juhani Lindfors <timo.lindfors at iki.fi> 
> a écrit :
> >"W. B. Kranendonk" writes: 
> > > One of my FRs is dizzy: the accelerometers are off. 
> > Can you send a sample of the accelerometer data? (Preferably in
> > the binary format that you can read from /dev/input/) 

> On Thu, 12/23/10, sylvain.pare at gmail.com <sylvain.pare at gmail.com> wrote:
> With a command line like this :
>   cat /dev/input/event4 | od -c (or -b or -d dont remember and i am
>  not on my laptop)
Thanks for the hint, it would have been my next question I suppose ;-)

I used od -b, which gives octal byte representation: 

0017720  230   ] 022   M 371   H 005  \0 003  \0 001  \0 022  \0  \0  \0
0017740  230   ] 022   M  \0   I 005  \0  \0  \0  \0  \0  \0  \0  \0  \0
0017760  230   ] 022   M 220   m 005  \0 003  \0  \0  \0   ~  \0  \0  \0
0020000  230   ] 022   M 260   m 005  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020020  230   ] 022   M 035 267 005  \0 003  \0 001  \0   $  \0  \0  \0
0020040  230   ] 022   M   K 267 005  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020060  230   ] 022   M 234  \0 006  \0 003  \0 001  \0 022  \0  \0  \0
0020100  230   ] 022   M 305  \0 006  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020120  230   ] 022   M 234 223 006  \0 003  \0 001  \0   $  \0  \0  \0
0020140  230   ] 022   M 273 223 006  \0 003  \0 002  \0 226 003  \0  \0
0020160  230   ] 022   M 277 223 006  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020200  230   ] 022   M 310 270 006  \0 003  \0 002  \0 204 003  \0  \0
0020220  230   ] 022   M 330 270 006  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020240  230   ] 022   M 231 335 006  \0 003  \0  \0  \0   l  \0  \0  \0
0020260  230   ] 022   M 244 335 006  \0 003  \0 001  \0 022  \0  \0  \0
0020300  230   ] 022   M 254 335 006  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020320  230   ] 022   M 352 001  \a  \0 003  \0  \0  \0   ~  \0  \0  \0
0020340  230   ] 022   M 031 002  \a  \0 003  \0 001  \0   $  \0  \0  \0
0020360  230   ] 022   M 037 002  \a  \0  \0  \0  \0  \0  \0  \0  \0  \0
0020400  230   ] 022   M   4   p  \a  \0 003  \0 001  \0 022  \0  \0  \0
0020420  230   ] 022   M   b   p  \a  \0  \0  \0  \0  \0  \0  \0  \0  \0



Is that useful? This is while the FR is lying flat on its back. I haven't compared it to output from the other FR yet.

Best regards,

Boudewijn



      



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