[oopic] Re: OOPIC and CMUCAM

Wow, that's the best idea yet.

I'll try the serial connection first though, its nondestructive :)
Failing that, I'll open up the servo and see what I can do.

Thanks mate,
Ashraf

--- In oopic@yahoogroups.com, "Dennis K. Deckmann" <dkdeckmann@...> wrote:
>
> Maybe you can open up th servo and add a wire from the internl
> feedback pot. Use an analog input on the ooPIC to look at that
> voltage and ou ought to be able to determine where the servo is
> pointing...
>
>
> --- In oopic@yahoogroups.com, "teh_gamr" <ashraf.hammoud@> wrote:
> >
> > Hello all,
> >
> > I'm intending to build some kind of object following robot, perhaps
> a
> > colorful ball. Tracking with the cmucam is a piece of cake, as long
> as
> > the lighting is right. The camera automatically rotates the servo.
> >
> > However, I need some way for the oopic to know where the camera is
> > pointing and move the base station accordingly.
> >
> > I can think of 2 ways:
> >
> > 1) Have the camera talk directly to the oopic. From searching
> online,
> > I couldn't find much to help me.
> >
> > 2) Have the oopic read the position of the servo that the camera is
> > mounted on.
> >
> > Does anyone have an idea how to have the oopic talk to a cmucam? I
> > know it's possible, I have the final report for a project that used
> > an oopic with a cmucam connected serially, but there aren't any
> > connection details.
> > On the other hand, is there any way that I can tap into the control
> > line of the servo to know where it is pointing or what angle it's
> been
> > given?
> >
>

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