Subject:
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Re: Digital Input Problems
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Tue, 8 Jun 1999 21:28:31 GMT
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Original-From:
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orthner@idirect%Spamcake%.com
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Viewed:
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3366 times
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At 07:02 PM 6/8/99 +0100, Matt Austin wrote:
> Hi all,
> I'm at stage 7.2.2. of assembly, and I have partial failure of the digital
> ins, when I type "testdigitals();" at the ic prompt, (After pressing start,
> and stop) I get on the handyboard screen 9 gently flashing zeros, nothing
> wrong so far then! The far right digital (Labled 7 works fine, and
> changes to a 1 when tested, but if I try any of the other digitals I get
> "111111110" shown on the screen, does this mean RP1 is in backward? Or is
> there another problem? Thanks in advance!
Sounds like the inputs are shorted together somehow. Check your soldering
in this area for bridges.
Best, Duncan
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Message is in Reply To:
 | | Digital Input Problems
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| Hi all, I'm at stage 7.2.2. of assembly, and I have partial failure of the digital ins, when I type "testdigitals();" at the ic prompt, (After pressing start, and stop) I get on the handyboard screen 9 gently flashing zeros, nothing wrong so far (...) (27 years ago, 8-Jun-99, to lugnet.robotics.handyboard)
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