Subject:
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Re: Patched firmware to improve rotation sensor, was Re: Robolab, byte codes and assembler
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Newsgroups:
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lugnet.robotics, lugnet.robotics.rcx.robolab
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Date:
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Sat, 29 Nov 2003 23:47:18 GMT
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Reply-To:
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Dick Swan <dickswa@sbcglobal.netSPAMCAKE>
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Viewed:
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3814 times
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"Philippe Hurbain" <philohome@free.fr> wrote in message
news:Hp4JAs.oK8@lugnet.com...
> Hello Dick,
>
> Looks great, but it doesn't seem to work well here:
Much to my embarassment, I have to agree with Philippe that the patch
doesn't work very well. I try to figure out what went wrong.
> - counts up 2 by 2, but counts down correctly one by one
This is the expected performance as described in the example in my
original post. The
"+1" state is an "ambiguous condition.
> - loses count, especially when counting up.
If I can't fix it, then I'll do a different patch to grab the
implementation from BrickOS which uses a different algorithm.
>
> My tests were done with a brand new, unmodified rotation sensor. I • mounted a
> wheel on it and rotated it slowly by hand. The sensor works "as bad • as usual"
> with regular firmware.
>
> I don't think I made a mistake while patching firmware...
>
> I hope you will find the problem ;o)
>
> Thanks for your time and energy,
>
> Philo
I'll
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Message has 2 Replies:
Message is in Reply To:
 | | Patched firmware to improve rotation sensor, was Re: Robolab, byte codes and assembler
|
| Hello Dick, Looks great, but it doesn't seem to work well here: - counts up 2 by 2, but counts down correctly one by one - loses count, especially when counting up. My tests were done with a brand new, unmodified rotation sensor. I mounted a wheel (...) (21 years ago, 29-Nov-03, to lugnet.robotics, lugnet.robotics.rcx.robolab)
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