lkml.org 
[lkml]   [2005]   [Aug]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: IBM HDAPS, I need a tip.
From
Date
Second Try... ;-)

Anyone?

.Alejandro


On Sun, 2005-07-31 at 19:53 -0600, Alejandro Bonilla Beeche wrote:
> Hi Guys,
>
> I hope you all aren't sick about the topic. I have a quick question...
>
> Thanks to development of the driver from some nice guys, we are able to
> get data from the accelerometer. There is one problem. How do we
> calibrate the values that are outputed from the userspace? All PC's get
> a different value, and we can't really find the best solution. What is
> the scientific and smartest way to do this?
>
> i.e. of the driver output from the userspace.
> abonilla@debian:~/hdaps/hdaps-dave-0.02
> $ ./ibm_hdaps_userspace /dev/ibm_hdaps
> x_accel: 409
> y_accel: 528
> temp: 47
> temp2: 47
> unknown: 7
>
> If I move the PC 45 deg right.(Looking from front the left side is
> higher)
>
> km_activity (keybd) = 0
> km_activity (mouse) = 0
> x_accel: 396
> y_accel: 579
> temp: 47
> temp2: 47
> unknown: 7
>
>
> The thing is, people have different values, and I think they are also
> different depending on where they are.
>
> Another question for this kernel inclusion (heh) Should we use Sysfs or
> should we use the userspace that outputs this data, else what is
> recomended?
>
> Thanks in advance,
>
> .Alejandro

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-08-01 07:00    [W:0.097 / U:1.448 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site