Where did you find info on the board mod? Is there something on the HCNC
forums?
On Tue, Sep 2, 2008 at 3:15 PM, Kim Mortensen <[EMAIL PROTECTED]> 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:
> [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
>
>
-------------------------------------------------------------------------
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
