From: grahamlab <graham.labdon@cranems.co.uk>
To: ecos-discuss@ecos.sourceware.org
Subject: RE: [ECOS] Serial communications
Date: Thu, 09 Jul 2009 07:47:00 -0000 [thread overview]
Message-ID: <24405660.post@talk.nabble.com> (raw)
In-Reply-To: <PGEAIGBPLOMOJDAPCOJHKEKANEAB.pderocco@ix.netcom.com>
Paul D. DeRocco wrote:
>
>> From: grahamlab
>>
>> The board does not reset and has an indepedant power supply
>
> Do you have another identical board lying around? If so, try it. Hardware
> occasionally does fail.
>
> Beyond that, I think I would be looking for evidence that the system is
> freezing momentarily. A scope can be helpful for this, especially if you
> populate your code with things that pulse various unused port pins at
> various points. That's generally better than diagnostic output, because it
> takes nearly zero time.
>
> Basically, though, this sounds like it needs hands-on debugging, not
> speculation by other people. You may need to write your own tests. Heck,
> in
> the end, you may need to write your own serial driver.
>
> --
>
> Ciao, Paul D. DeRocco
> Paul mailto:pderocco@ix.netcom.com
>
>
> --
> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
>
>
>
Would someone please tell me how often the Serial_ISR and Serial_DSR
functions get called
Thanks
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next prev parent reply other threads:[~2009-07-09 7:47 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <26049960.287991246881965794.JavaMail.nabble@isper.nabble.com>
2009-07-06 12:50 ` [ECOS] " Nick Garnett
2009-07-07 7:00 ` [ECOS] " grahamlab
2009-07-07 8:15 ` [ECOS] " John Dallaway
2009-07-07 9:29 ` [ECOS] " grahamlab
2009-07-07 10:23 ` Nick Garnett
2009-07-07 11:04 ` grahamlab
2009-07-07 16:46 ` grahamlab
2009-07-08 9:25 ` Daniel Morris
2009-07-08 10:05 ` grahamlab
2009-07-08 11:01 ` Sergei Gavrikov
2009-07-08 11:41 ` grahamlab
2009-07-08 11:52 ` Sergei Gavrikov
2009-07-08 12:58 ` grahamlab
2009-07-08 16:27 ` Paul D. DeRocco
2009-07-09 7:47 ` grahamlab [this message]
2009-07-09 9:07 ` Nick Garnett
2009-07-10 10:43 ` grahamlab
2009-07-10 12:08 ` Sergei Gavrikov
2009-07-10 12:31 ` Nick Garnett
2009-07-10 12:55 ` grahamlab
2009-07-10 13:17 ` Nick Garnett
2009-07-14 11:06 ` Bessemer
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