CAD CAM EDM DRO - Yahoo Group Archive

Re: Stepper motors only turning one directi on

on 2004-06-07 11:08:30 UTC
But that is the problem. The voltage does change from 0v to 4v and
it matches the direction of mach2 perfectly.

I tryed changing the low active boxes and it didn't do anything.


--- In CAD_CAM_EDM_DRO@yahoogroups.com, Andy Wander <awander@v...>
wrote:
> So it sounds like what is happening is your direction pin signal
is not
> changing. It should be either +5(4, if that's what you get) for
clockwise,
> and 0V for counterclockwise; or the exact opposite. If it never
changes,
> then the motors will never reverse.
>
> Check to make sure that you have the correct pin selected in
Mach2, and then
> measure the pin for the change in voltage when you change
direction. First
> measure at the PC, and then work your way through to the Centent
driver.
>
> In order to work correctly, your direction pin needs to go from
(nominal) 0V
> to +5V to change direction.
>
> Andy Wander
> Verrex Corporation
>
>
> -----Original Message-----
> From: coldfusionracingproducts [mailto:gokarts164@h...]
> Sent: Monday, June 07, 2004 1:45 PM
> To: CAD_CAM_EDM_DRO@yahoogroups.com
> Subject: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one
> direction
>
> When I connect the direction wire to the driver, the motor spins
in
> a clockwise motion. When I disconnect the direction wire, the
motor
> spins counterclockwise. I'm still getting 0-4v signals from the
> parallel port and they match mach2.
>
> --- In CAD_CAM_EDM_DRO@yahoogroups.com, "coldfusionracingproducts"
> <gokarts164@h...> wrote:
> > Here is my setup:
> >
> > Centent Cn0143 Microstepping drives (older geckos)
> > 680oz Camtronics Steppers
> > 24v power supply
> > PC with Mach2
> >
> > My motors are only turning in one direction. The distance
traveled
> > is perfect though. When I jog 1 inch left then 1 inch right, it
> > makes it 2 inches right...
> >
> > I measured the signals coming out of the Parallel Port and I am
> > getting changes in the direction voltage.
> >
> > Any advice?
>
>
>
> Addresses:
> FAQ: http://www.ktmarketing.com/faq.html
> FILES: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO/files/
> Post Messages: CAD_CAM_EDM_DRO@yahoogroups.com
>
> Subscribe: CAD_CAM_EDM_DRO-subscribe@yahoogroups.com
> Unsubscribe: CAD_CAM_EDM_DRO-unsubscribe@yahoogroups.com
> List owner: CAD_CAM_EDM_DRO-owner@yahoogroups.com, wanliker@a...,
> timg@k...
> Moderator: pentam@c... indigo_red@q... davemucha@j...
> [Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
> aol://5863:126/rec.crafts.metalworking or go thru Google.com to
reach it if
> you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to
be a
> sister site to the CCED group, as many of the same members are
there, for OT
> subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
THEM.
> DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
> Yahoo! Groups Links

Discussion Thread

Andy Wander 2004-06-07 07:49:55 UTC RE: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Andy Wander 2004-06-07 08:37:13 UTC RE: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Andy Wander 2004-06-07 10:27:10 UTC RE: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Andy Wander 2004-06-07 10:57:09 UTC RE: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on coldfusionracingproducts 2004-06-07 11:08:30 UTC Re: Stepper motors only turning one directi on Andy Wander 2004-06-07 11:17:34 UTC RE: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Alan Marconett 2004-06-07 11:44:35 UTC Re: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Dan Mauch 2004-06-07 12:05:53 UTC Re: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on Stan Aarhus 2004-06-07 12:35:56 UTC Re: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on james_cullins@s... 2004-06-07 15:14:05 UTC Re: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on james_cullins@s... 2004-06-07 15:16:01 UTC Re: [CAD_CAM_EDM_DRO] Re: Stepper motors only turning one directi on