Re: EMC with intelligent stepper controllers
- Subject: Re: EMC with intelligent stepper controllers
- From: "Steve Carlisle" <quatsein-at-island.net>
- Date: Mon, 9 Oct 2000 13:57:53 -0700
- Content-Transfer-Encoding: 7bit
- Content-Type: text/plain; charset=ISO-8859-1
Okay, so what you want to do is build a front end program like
Flashcut, and send serial ASCII comands to the serial driven
SimpleStep boards. I know PicServo has front end software and
source available for download, I wonder if there is anything in it
that might help you. You can lookm here
http://www.jrkerr.com/pscmc.html
Steve
----------
> From: jguenthe <jguenthe-at-nafis.fp.trw.com>
> To: Multiple recipients of list <emc-at-nist.gov>
> Subject: RE: EMC with intelligent stepper controllers
> Date: Monday, October 09, 2000 12:39 PM
>
>
> Steve,
>
> That I under stand, and since the output of the RS274 interpreter is NOT
> sent directly to the parallel port for step and direction control, I was
> merely looking for where to start. I have built the RS-274 interpreter
in
> standalone mode and have looked at the output of it. There appears to be
a
> great deal that happens to the canonical commands before they are
actually
> converted to step and direction pulses or commands for the STG boards in
> EMC. I really don't want to get into an in depth study of the EMC source
to
> determine which module I need to replace with code to drive the
SimpleStep
> boards. The idea of using intelligent controllers that do not rely on
the
> processing power of the host PC for stepper control appeals to me. I
have
> looked at Flashcut which is an intelligent controller connected by a
serial
> cable to the host PC, but I really don't want to speed 3 times the cost
of
> my mill for their product. The SimpleStep 2000 boards provide the
> intelligence, drive the stepper motors, monitor limit and home switches
all
> independently from the host PC which really appeals to me.
>
> John Guenther
>
> -----Original Message-----
> From: emc-at-nist.gov [emc-at-nist.gov] On Behalf Of Steve Carlisle
> Sent: Monday, October 09, 2000 3:17 PM
> To: Multiple recipients of list
> Subject: Re: EMC with intelligent stepper controllers
>
>
> John, the G-code(rs-274) is an industry standard machine control
> language. You would have to build an interpeter that converts
> g-code to Simple-Step command language.
>
> Steve Carlisle
>
> ----------
> > From: John Guenther <jguenthe-at-nafis.fp.trw.com>
> > To: Multiple recipients of list <emc-at-nist.gov>
> > Subject: EMC with intelligent stepper controllers
> > Date: Monday, October 09, 2000 11:24 AM
> >
> >
> > I have a question for this list. If I wanted EMC to work with an
> > intelligent stepper controller, one that requires commands such as
> > X1M1000 to move the X axis 1000 steps, where would that type of driver
> > need to be implemented in EMC? Does that require a replacement for
> > steppermod.o or freqmod.o or is there some place else that would need
to
> > be changed?
> >
> > I would like to use the SimpleStep 2000 boards for my CNC conversion
> > with EMC even if I have to write a new driver for EMC.
> >
> > John Guenther
> >
>
>
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