Unless you need > 5V operation, or higher current, or ...=20

-----Original Message-----
From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On Behalf Of
smith steve
Sent: Thursday, December 12, 2013 7:15 AM
To: Microcontroller discussion list - Public.
Subject: Re: [EE] Help configuring a 555

Grungy pic will provide a lower pin count solution at a lower cost that out
performs the 555 every time ....

Sorry my $0.02

Steve


On 12 December 2013 08:14, Lindy Mayfield <Lindy.Mayfield@sas.com> wrote:

> Oh I googled the hell out of it before asking.  I have and LED=20
> flashing with a POT to control the frequency.  I also added a photo=20
> resistor to control the speed. (It wasn't perfect because - for want=20
> of a better term - "amplify" the resistance to make it more "sensitive").
>
> I also want to use it as a PWM to play with motors before actually=20
> programming it into the Pi.  That I think I can do without any help.=20
> :-)
>
> -----Original Message-----
> From: piclist-bounces@mit.edu [mailto:piclist-bounces@mit.edu] On=20
> Behalf Of John Gardner
> Sent: Thursday, December 12, 2013 12:01 AM
> To: Microcontroller discussion list - Public.
> Subject: Re: [EE] Help configuring a 555
>
>
> There's a vast literature on 555 apps -  A little googling will turn=20
> up much of interest.
>
>
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