Subject:
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Re: expansion board - servo control
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Newsgroups:
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lugnet.robotics.handyboard
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Date:
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Wed, 23 Dec 1998 15:50:21 GMT
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Original-From:
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Fred G. Martin <fredm@ANTISPAMmedia.mit.edu>
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Viewed:
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1383 times
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hard to tell what is wrong. do you have a scope so that you can view
the servo control signal.
fred
In your message you said:
> Hello,
>
> I emailed this to the handy board list and got one response. I am mailing
> it back hoping that I can get some more responses from those on the list
> and perhaps fred.
>
> > Hi,
> >
> > I stopped working with the handyboard for a while but just started back up
> > again. I put the expansion board onto my handyboard and began testing it.
> > After testing the general tests done before with just the handyboard I
> > started testing the servo ports.
> >
> > I am having some trouble with controlling the ports though. When I enter
> > init_expbd_servos(int action); from the computer via IC, the motor turns
> > completely clockwise. It does not matter what my integer is as long as it
> > is not zero. I am not sure what the action variable should be in any case.
> > I also am unable to change the direction of the servo no matter what action
> > value is given or what value I give servo0, the port that the motor is
> > plugged into.
> >
> > Can anyone give me any suggestions as to how to control the servo?
> >
> > Thanks,
> >
> > Scott Sherman
> > shsc9801@condor.stcloudstate.edu
> > ACS
> > SCSU
>
>
>
>
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