Subject:
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Re: legOS not working with external relay switches
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Newsgroups:
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lugnet.robotics.rcx.legos
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Date:
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Wed, 13 Mar 2002 20:29:57 GMT
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Viewed:
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4978 times
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quite possibly.
I havn't hooked up a scope, but it seems to be as close to full power as
possible....interesting
"Max Bowsher" <maxb@ukf.net> wrote in message
news:006401c1c9ec$bd155040$cf098009@wdg.uk.ibm.com...
> I think I remember hearing that legOS full power is actually about 99% • power
> ??? Something to do with an optimization to the code, which would • otherwise
> require special handling ??? This is a vague memory - can others confirm
> ???
>
>
> Max.
>
>
> ----- Original Message -----
> From: "Kingsley Gifford" <kgifford@thezone.net>
> To: <lugnet.robotics.rcx.legos@lugnet.com>
> Sent: Monday, March 11, 2002 8:53 PM
> Subject: Re: legOS not working with external relay switches
>
>
> three 2200uf capacitors fixed the problem
>
> but does anyone know why the difference between legOS and the standard
> firmware??
>
> "Kingsley Gifford" <kgifford@thezone.net> wrote in message
> news:3C8BDD44.8090806@thezone.net...
> > I'm in the process of "reviving" past inventions with my new knowledge
> > of legOS.
> >
> > One such invention (if you can call it that) used 3 12V relay switches
> > to control external circuits. Full power on the outputs would trigger
> > the relays.
> >
> > however, under legOS the relays will not fire. I use
> > motor_a_dir(fwd);
> > motor_a_speed(MAX_SPEED);
> >
> > but the relay only buzzes/humms as it did when used with nqc at anything
> > less than full power.
> >
> > What's the command for full power to the outputs under legOS?
> >
> > --i didn't try a program today with nqc, but i did reset the rcx and
> > used program 1 in the rom. it fires the relay fine, so it is not a
> > hardware problem.
> >
> > thanks
>
>
>
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