Subject:
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serial problems
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 5 Jan 2000 02:13:50 GMT
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Original-From:
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Pedro Perez de Ayala <PAYALA@TELELINE.ESnospam>
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Reply-To:
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payala@telelineSPAMLESS.es
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Viewed:
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811 times
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Hi,
I have exactly the same problem than he did, do you know what can I
do???
I'm quite a bit stuck and would really appreciate some help
Thanks
Pedro
Jeff Keyzer escribió:
> I successfully downloaded hbdl (thanks for fixing it, Fred!) • and ran
> into some problems when trying to use it. When I try to download a • file to
> the board, as soon as I click "yes" that the board is ready, the • program
> tells me that the board is in the wrong mode, or not receiving the • data. At
> the same instant, the handy board comes out of special bootstrap • mode. (The
> PWR LED turns on.) This leads me to belive that the timing of the • program
> may be too slow. Fred Martin has mentioned that the E series HC11's • have
> very strict timing on their download functions, and hbdl probably • can't keep
> up with it. Anyone have any ideas or similar experiences?
I have tried on a PIII 450 Mhz, a Pentium 200 Mhz and a 486SX 25Mhz,
obtaining the same results with hbdl,
dlm just stalls and doesnt even reach to get the board out of bootstrap
mode, and with dl I obtain similar results
than with hbdl.
Thanks
Pedro
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