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DPRG: Optical encoders Help!!

Subject: DPRG: Optical encoders Help!!
From: Matt Minnis mminnis at prefres.com
Date: Tue Feb 9 13:11:52 CST 1999

And if I don't?

It has a red, black and a blue wire coming off it.

It came on a Globe gearhead motor, I would like to use them if I can.

Thanks,

Matt Minnis


At 12:39 PM 2/9/99 -0600, you wrote:
>Matt:
>Make that "usually"! A one- or two-milliamp pullup resistor won't hurt
>anything. If you don't have sufficient documentation to know if the output
>is OC, this should reveal that. You MUST have enough documentation to be
>sure which pin is which!
>Ralph
>
>
>On Tue, 9 Feb 1999, Matt Minnis wrote:
>
>> What does it take to get an output from a hall effect device?
>> 
>> I can't get any significant voltage swing out of it to make it useable.
>> What am I not doing?
>> Does it need a pull-up resistor?
>> 
>> Thanks,
>> 
>> Matt Minnis
>> 
>> =========================================================
>> Preferred Resources          (314) 567-7600 phone
>> 701 Emerson rd.              (314) 993-6699 fax
>> Suite 475
>> St. Louis, MO
>> 63141
>> =========================================================
>> 
> 
=========================================================
Preferred Resources          (314) 567-7600 phone
701 Emerson rd.              (314) 993-6699 fax
Suite 475
St. Louis, MO
63141
=========================================================

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