-----Original Message-----
From: Dwayne Reid <dwayner@PLANET.EON.NET>
To: PICLIST@MITVMA.MIT.EDU <PICLIST@MITVMA.MIT.EDU>
Date: Tuesday, November 09, 1999 11:11 AM
Subject: Re: 0-100 duty cycle at 15 Hz to a 0-5v analog


>>Thanks Dwayne for your version of pulse measurement routine.
>>The code is so spaghetti like, and I really enjoyed digesting it :-)) Took
>>some time!!
>>
>>Regards,
>>Nikolai
>
>
>No problem!  It IS spaghetti-like, but it lets a 4 MHz 12c508 measure
pulses
>with 3 uS resolution.  As I mentioned earlier, Scott Dattlo and Reggie
>Bergin get most of the credit for it.
>
>dwayne
>


I think this is a very good routine too. Though it has some dead time and
can skip small pulses greater then 3 uS. This is because there is some time
between detection of low pulse end and starting to poll for high pulse end
:)

>
>Dwayne Reid   <dwayner@planet.eon.net>
>Trinity Electronics Systems Ltd    Edmonton, AB, CANADA
>(780) 489-3199 voice          (780) 487-6397 fax
>
>Celebrating 15 years of Engineering Innovation (1984 - 1999)
>
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_

Nikolai Golovchenko, Electrical Engineering Student
National Mining University of Ukraine www.nmuu.dp.ua
Dnepropetrovsk, Ukraine
E-mail: golovchenko@mail.ru