Subject:
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Re: HELP
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Thu, 21 Jan 1999 14:15:31 GMT
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Original-From:
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Fred G. Martin <fredm@media.mit.edu=StopSpam=>
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Viewed:
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1039 times
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the 74hc04 gate might be blown. try another.
fred
In your message you said:
> Dear Friends,
> Our handy board has developed some problem again.We have put
> the 6811 and the RAM chips on the handy board till now. If we download
> pcode it downloads it well.On reset beeping does not occur and IC does not
> run.What do you think the problem is?Earlier one day the handy board was
> working and IC was booting,but now it doesn't do that also.
> Also if we try putting NOT gate IC (74hc04) on the hb,the red
> BATT LED starts glowing for no reason.Do you know what might be wrong?
> Our Exhibition started today,we did not send the rover there as it
> was not completed. We would mostly have to do that tomorrow.
> Please reply soon.Thanking you for your reply.
> Yours Sincerely,
> Nitin
>
>
>
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Message is in Reply To:
 | | HELP
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| Dear Friends, Our handy board has developed some problem again.We have put the 6811 and the RAM chips on the handy board till now. If we download pcode it downloads it well.On reset beeping does not occur and IC does not run.What do you think the (...) (26 years ago, 21-Jan-99, to lugnet.robotics.handyboard)
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