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139019Re: [mach1mach2cnc] Is a Break out board needed with these drives?

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  • Dustin Cluff
    Mar 4, 2013
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      Thank you for the input Bob and Henrik. Very much appreciated.
      -Dustin
      On Mar 3, 2013 10:04 PM, "Henrik Olsson" <henrik@...> wrote:

      > **
      >
      >
      > Hi Dustin,
      > I took a look at that drive, cool one!
      > You want to operate the drive in position mode with the encoder feedback
      > to the drive. The step and direction outputs of the Smoothstepper is
      > then connected to the auxillary encoder connector (P3) on the drive. A
      > breakout-board isn't strictly needed (it rarely is) but it almost always
      > makes wiring the system up a lot easier. There are a couple of break-out
      > boards specifically made for the Smoothstepper available, might be worth
      > a look.
      >
      > You can feed the encoder back to the Smoothstepper as well as to the
      > drive (but you don't have to). It will allow you to SHOW the actual
      > position in Mach3. The actual position-loop is handled by the drive
      > though. I'd probably let this be until you get the rest going.
      >
      > Apparently you need to get a CAN-interface for the PC in order to
      > configure and tune the drive, that kind of sucks since you're not
      > actually going to USE the CAN-interface in operation. Oh well....
      >
      > Good luck!
      > /Henrik.
      >
      > On 4 mar 2013 02:29 "Dustin Cluff" dustinrcluff@...> wrote:
      >
      > >
      > >
      > > Hi all,
      > >
      > > Been away for a while but finally getting back to my project which is
      > > converting a servo controlled engraving machine to Mach3. I just
      > > purchased
      > > some Advanced Motion Control drives (
      > > http://www.a-m-c.com/download/datasheet/dx15co8.pdf> Would I need a
      > > BOB with
      > > these drives? I'm considering using a Smoothstepper with them.
      > > Also another question that is of almost equal importance is: These
      > > drives have the encoder feedback loop running into them. I also
      > > noticed
      > > that the smoothstepper also has inputs for encoders (up to 3 axes).Do
      > > I
      > > feed the encoder inputs into the smoothspper as well? also if I were
      > > to
      > > later add a 4th axis would the Smoothstepper be able to handle the
      > > inputs?
      > > Thanks for any and all help, Dustin
      > >
      > > [Non-text portions of this message have been removed]
      > >
      > >
      > >
      > >
      > >
      >
      > [Non-text portions of this message have been removed]
      >
      >
      >


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