At 10:29 AM 5/27/2005 -0500, you wrote:
>On Fri, 27 May 2005 09:54:30 +0200 (MEST), Jan-Erik Soderholm
><jan-erik.soderholm@telia.com> wrote:
>
> >Michael Rathbun wrote :
> >
> >> Hooking a logic analyzer up with the 20MHz can installed, I
> >> see that if I don't have an LED load on the software PWM
> >> pins, they show the expected waveforms.  Plugging in the
> >> LED load, I see a narrow pulse every now and again,
> >> but nothing like normal.
> >
> >R-M-W ?
>
>The LEDs in question are pulled high through 100 ohms by port c lines, and
>the software PWM output is done with bsf and bcf instructions during the
>timer1 interrupt.

R-M-W, then.

Best  regards,

Spehro Pefhany --"it's the network..."            "The Journey is the reward"
speff@interlog.com             Info for manufacturers: http://www.trexon.com
Embedded software/hardware/analog  Info for designers:  http://www.speff.com




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