Subject:
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Handyboard Assembly Problems
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Thu, 17 Jun 1999 11:11:52 GMT
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Original-From:
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Umar Khan; ENME <ukhan@engr.umbc.IHATESPAMedu>
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Viewed:
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805 times
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I am assembling a handyboard, and am at stage 6.0.4, where I plug in my
LCD screen for the first time. When I turn the handy board on, instead of
getting the dimly lit arrays, I get a top array that is strongly lit, and
bottom array that is lightly lit. The LCD screen is LM052L. I checked the
power and ground and they seem to be ok.
The download process goes fine, but there is no interactive C
prompt. I also checked the orientation of chips and they all seem ok.
Finally I did a continuity check and that seems alright too.
To all the experts out there, I'd really appreciate your help.
Regards,
Umar
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Message has 1 Reply:
 | | Re: Handyboard Assembly Problems
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| Umar: This may sound trivial to others, but here is what I think you should do. When a new handyboard is switched on without any software loaded that drives the LCD display, you should see the first line fully dark and the second line light. So (...) (25 years ago, 17-Jun-99, to lugnet.robotics.handyboard)
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