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Pulse width modulation with BS2? — Parallax Forums

Pulse width modulation with BS2?

ArchiverArchiver Posts: 46,084
edited 2000-09-11 23:27 in General Discussion
JC-

If you can't find something more suitable, I could customize a Pulse
Machine to do what you describe (or you could, the PM-1 code is
posted). It would be a roughly $20 solution.

See http://home.earthlink.net/~parkiss/ for further info.

Steve

On 9 Sep 00 at 20:53, John Collier wrote:

> Has anyone had any experience using a BS2 for pulse width modulation
> (not related to PBasic PWM command)? By itself I think the Stamp is
> much too slow for my application. I need frequencies around 5-10 kHz
> with the ability to modify the duty cycle from 0 to 100% (with as
> much resolution as possible). Does anyone know of any good support
> circuitry or IC's that I could interface with the Stamp to handle
> this?
>
> Thanks, JC
>
>
>
>
>

Comments

  • ArchiverArchiver Posts: 46,084
    edited 2000-09-10 01:53
    Has anyone had any experience using a BS2 for pulse width modulation (not
    related to PBasic PWM command)? By itself I think the Stamp is much too slow
    for my application. I need frequencies around 5-10 kHz with the ability to
    modify the duty cycle from 0 to 100% (with as much resolution as possible).
    Does anyone know of any good support circuitry or IC's that I could
    interface with the Stamp to handle this?

    Thanks, JC
  • ArchiverArchiver Posts: 46,084
    edited 2000-09-10 22:00
    I believe that Al Williams may have a hardware solution to this on his site:

    http://www.al-williams.com/awce/index.htm

    Duncan
  • ArchiverArchiver Posts: 46,084
    edited 2000-09-11 23:27
    Hello John,

    We may have what you need: please let us know the quantity you need, and the
    complete set of specifications..........we will reply as soon as possible!

    John
    Technology Electronics, Ltd

    Original Message
    From: John Collier <jcollier@A...>
    To: basicstamps@egroups.com <basicstamps@egroups.com>
    Date: Saturday, September 09, 2000 8:54 PM
    Subject: [noparse][[/noparse]basicstamps] Pulse width modulation with BS2?


    >Has anyone had any experience using a BS2 for pulse width modulation (not
    >related to PBasic PWM command)? By itself I think the Stamp is much too
    slow
    >for my application. I need frequencies around 5-10 kHz with the ability to
    >modify the duty cycle from 0 to 100% (with as much resolution as possible).
    >Does anyone know of any good support circuitry or IC's that I could
    >interface with the Stamp to handle this?
    >
    >Thanks, JC
    >
    >
    >
    >
    >
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