Re: circuit wanted-SQUARE PULSE GENERATOR

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#266

From: dan michaels
Date: Mon, 25 Nov 2002 22:14

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"Leon Heller" <leon@heller123.freeserve.co.uk> wrote in message news:<arr194$emi$2@news7.svr.pol.co.uk>...
> "GEORGE BASILIOU" <basiliou@rocketmail.com> wrote in message
> news:1038145129.59721@athprx02...
> > Unfortunately i'm not good in designing Circuits.Has anyone to suggest me
> > any circuit/page to find a square pulse generator,variable from 1 to 1000
> > Hz,with 1 Hz step?
> > I prefer not using 555.I want the circuit to be accurate.
> 
> This is a good way to do it:
> 
> http://www.myplace.nu/avr/minidds/
> 
> 
> Leon


Why won't that link work for me?

Most of us could russle up such a ckt with a microcontroller and a
countdown routine.

Of course, one thing not specified was how to control the freq. A pot
would not be accurate, so now you need either RS232 comms or a
not-too-complicated-yet-not-too-simple h.w. interface.

- dan michaels
www.oricomtech.com
===========================

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From: dan@oricomtech.com (dan michaels)
Newsgroups: sci.electronics.basics,sci.electronics.misc,fido.gr.electronics,sci.electronics.design,sci.electronics.repair
Subject: Re: circuit wanted-SQUARE PULSE GENERATOR
Date: 25 Nov 2002 14:14:01 -0800
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