Glad you got it going. You might consider adding a page to the wiki on your mods. I can help if need be.
So the timing specs are ok? John On 2 Sep 2008 at 21:15, Kim Mortensen wrote: > > Problem fixed.. > > I did a mod to the board to gain controll over the "idle mode" (sync > pin on the chip). Now the axis sweeps from side to side without > loosing steps or making strange sounds when starting from idle... > > Made an external switch, so if I need to power down the motors, I can > just flick the switch anyway, and it will idle all the axis at the > same time... not that I think I need it any more... (-: > > Best Regards > Kim Mortensen > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:emc-users- > [EMAIL PROTECTED] Behalf Of BRIAN GLACKIN Sent: 2. > september 2008 19:45 To: Enhanced Machine Controller (EMC) > Subject: Re: [Emc-users] EMC and HobbyCNC > > Been lurking here a long time and have said little being a novice > to all things machining. Having said that, I have the HobbyCNC > board as well and the default settings appear to need tweaking for > this board. I found that I would always miss steps on rapid moves > on all axes. My router plowed through several pieces as a result > of this. > > Unfortunately, I have the unit torn down right now for a shop rework. > Once that is done, I intend to get this running properly and work > through the problem and not simply avoid rapids (I would edit all G0 > moves to a G1). I will report any successes/problems I have. > > Brian > > On 9/2/08, John Thornton <[EMAIL PROTECTED]> wrote: > The timing to the board will not affect the boards performace or > how the motors run. If the step timing is too fast the board might > misses steps if the direction timing is too fast the board might > miss a direction change. If this is the problem then increase the > timing until those problems go away. The information on hobbycnc > is sketchy at best. If you find a setting that is better please > let me know and I'll update the wiki page. If it runs fine and > changes direction fine but the motor is noisy at mid range that is > the hobbycnc board doing that. Cheap drives have mid range > resonance problems. > > Please explain what "a tad too harsh" means. > > John > > On 1 Sep 2008 at 19:38, Kim Mortensen wrote: > > > Hi All, > > > > Im new to this list, but have been directed here as some of you > may > have answers to my question. > > Does anyone have experience > with running EMC2 and HobbyCNC boards.. > and have some settings > they can recommend for driving the board > correctly. > > > Currently I have the following settings in EMC: > Step Time: 2000 > > Step Space: 2000 > Direction Hold: 2000 > Direction Setup: 2000 > > > But it seems that the settings are a tad too harsh for the > board. > > Best Regards > Kim Mortensen - Denmark. > > > > ------------------------------------------------------------------ > ---- > --- This SF.Net email is sponsored by the Moblin Your Move > Developer's > challenge Build the coolest Linux based applications > with Moblin SDK & > win great prizes Grand prize is a trip for two > to an Open Source event > anywhere in the world > > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > > _______________________________________________ Emc-users mailing > list > [email protected] > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > > > ------------------------------------------------------------------ > ------- This SF.Net email is sponsored by the Moblin Your Move > Developer's challenge Build the coolest Linux based applications > with Moblin SDK & win great prizes Grand prize is a trip for two > to an Open Source event anywhere in the world > http://moblin-contest.org/redirect.php?banner_id=100&url=/ > _______________________________________________ Emc-users mailing > list [email protected] > https://lists.sourceforge.net/lists/listinfo/emc-users > > ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
