> Date: Sat, 30 May 2015 15:08:31 +0530
> From: gswithba...@gmail.com
> To: emc-developers@lists.sourceforge.net
> Subject: Re: [Emc-developers] StepConf
>
> On Sat, May 23, 2015 at 1:37 AM, Chris Morley <chrisinnana...@hotmail.com>
> wrote:
>
> >
> > Backlash is a term used in machinery to describe lost motion when
> > reversing direction. Turn one direction then turn the other and you must
> > turn more to actually have the machinery move.
> > Linuxcnc has a setting to try and compensate for this. It's a small number
> > set in the INI file under a certain heading.
> >
> > #57 is partially done. Stepconf can configure two parallel ports already-
> > aside from step and direction signals. The second port can be selected as
> > in or out.
> >
> > I think adding a gui selection option would also b a good fairly easy
> > addition
> > Stepconf defaults to using AXIS gui but Gmoccapy is another popular one we
> > should offer. I haven't written the request yet....
> >
> > If you make a git patch file and send it to this list that would probably
> > work fine.
> >
>
> I have watched video
> https://www.youtube.com/watch?v=dJ6eadoJJqo
> In this, he is adjusting backlash. I have understand 90% part that how
> backlash is corrected or say
> making backlash value 0( If I'm not correct please correct me ).
> Is its the same thing we want in our linuxcnc or some thing totally
> different from this.
> I think there are many other software from which I can take refrence of it
> like
> the one at
> http://www.ccdware.com/products/pempro/features.cfm#backlash
>
> --
>
> Gurwinder Singh Bains
> http://gurwindersinghbains93.wordpress.com
> ------------------------------------------------------------------------------
This is the process I'm talking about yes.
Linuxcnc has a couple of built in ways to correct for these types of errors.
The BLACKLASH setting is the simplest one.
It basically says on direction reversals add BACKLASH amount to the command
but don't add BACKLASH to the actual position.
Chris M
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