Subject:
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Re: sonar hookup
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 9 Apr 1997 21:41:21 GMT
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Original-From:
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Keith the wonder wookie <kas219@psu.&SayNoToSpam&edu>
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Viewed:
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1521 times
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At 04:00 PM 4/9/97 -0500, you wrote:
>
> K> I finally got the code loaded into my handyboard to test the unit
> K> but I am having some problems. When the program runs I hear
> K> ticking from the transducer but the reading on the LCD stays at 0"
> K> no matter where it points. I want to make sure that I have the
> K> wiring correct so if someone can confirm the following I would
> K> appreciate it.
>
>
> Sounds like the same problem I had. Disconnect binh, and see what
> numbers you get.
>
> The docs maybe need to be cleaned up if everyone is whacking their
> one chip. There needs to be a resisor in the binh pin.
>
>
Just to fill all of you in, I followed Tom's advice and it is working now.
I am going to install the resistor on BINH tonight so I will get the
extended range. By the way, what value resistor is best for this signal?
I know that the suggested value is between 330 and 1k ohms but what value
between this range works best. Thanks for all those who have helped me.
Keith
Keith Soldavin
kas219@email.psu.edu
http://www.personal.psu.edu/users/k/a/kas219/
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Message has 1 Reply:
 | | Re: sonar hookup
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| Keith> Just to fill all of you in, I followed Tom's advice and it is Keith> working now. I am going to install the resistor on BINH Keith> tonight so I will get the extended range. By the way, what Keith> value resistor is best for this signal? I (...) (27 years ago, 9-Apr-97, to lugnet.robotics.handyboard)
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Message is in Reply To:
| | sonar hookup [DAT]
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| I finally got the code loaded into my handyboard to test the unit but I am having some problems. When the program runs I hear ticking from the transducer but the reading on the LCD stays at 0" no matter where it points. I want to make sure that I (...) (27 years ago, 9-Apr-97, to lugnet.robotics.handyboard)
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