Re: [CAD_CAM_EDM_DRO] rotary hand encoder wheels with detent

>
> would it be easier to give the gecko a seperate pulse multiplier, ONLY on
> the jog side of the switch NOT the computer side? ie--> when in computer
> mode, it uses the gecko default, when in jog mode it runs the step pulses
> through a multiplier controlled by a rotary switch... doesn't mariss have a
> seperate board now for that anyhow? or is this just getting too
> complicated?---Dave L.
>
> -----Original Message-----
> From: pentam@... [mailto:pentam@...]
> Sent: Thursday, February 14, 2002 7:54 AM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: RE: [CAD_CAM_EDM_DRO] rotary hand encoder wheels with detent
>
> dlantz wrote:
>
> > ok..ok.ok.... having a thought here (ou! ouch!). could you
> > attach a rotary switch TO a gecko 210, to adjust its
> > multiplier settings?
>
> I suggested a similar thing privately to Mariss a year ago
> (ie two bits from the computer, decoding to four to
> enable a 'transmission change' to allow different
> speeds for machining vs rapids).
>
> Basically, high precision steps are used for machining,
> and low precision (but far moving) steps would be used
> for rapids.
>
> He didn't like the idea then, but I still think it
> is a great idea. Assuming each axis has to come to
> a complete stop first, I presume the problem might
> be loosing steps by launching into a higher gear at
> a non-integer step multiple of the higher gear
> (something that can be accomodated in software on
> the PC side, with a little attention).
>
> Doug Fortune