Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Jon Elson
On 04/10/2019 10:05 AM, Gene Heskett wrote: And if I copy the ini to one with no A references in it, do I also have separate .hal files, or does hal ignore the A references? Or do you have 3 hal files? A basic, and a load vertical and a load horizontal? Yes, you would have an .ini and at least

Re: [Emc-users] Nice manual lathe in WA (assume WA USA not WA AU)

2019-04-10 Thread Tom Easterday
4 Sheldon lathes being sold in SE Michigan. Short notice but came across this by accident and I recalled this thread talking about Sheldon lathes... https://toledo.craigslist.org/tls/d/temperance-14-sheldon-6-jaw-lathe/6853491715.html ___ Emc-users

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 13:29:54 Gene Heskett wrote: > On Wednesday 10 April 2019 12:47:23 John Dammeyer wrote: > > Hi Andy, > > See below. > > [...] > > > > The question then is whether or not the system, when starting > > > > can/will > > > recognize an input which is a unit present signal.

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 21:36:09 Jon Elson wrote: > On 04/10/2019 10:05 AM, Gene Heskett wrote: > > And if I copy the ini to one with no A references in it, do I also > > have separate .hal files, or does hal ignore the A references? Or > > do you have 3 hal files? A basic, and a load

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Tuesday 09 April 2019 23:40:54 Thaddeus Waldner wrote: > On Apr 9, 2019, at 10:26 PM, Gene Heskett wrote: > > On Tuesday 09 April 2019 23:02:46 Thaddeus Waldner wrote: > >> Assuming you unplug the rotary axis when you remove it, you could > >> simply use a normally closed homing switch that

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 10:50, Gene Heskett wrote: > Two separate configs means it will be hard to keep them in synch, Two configs (ie INI files) can share the same folder, so the HAL files, .var file and tool table are all shared. I do this with my mill to switch between horizontal and

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 04:49, John Dammeyer wrote: > Since my Harmonic Drive/STMBL are an AC Servo ... > The question then is whether or not the system, when starting can/will > recognize an input which is a unit present signal. This is a solved problem :-) (I have exactly the same 4th axis as

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Tuesday 09 April 2019 23:47:24 John Dammeyer wrote: > I believe I'll have a similar problem. > > > > Assuming you unplug the rotary axis when you remove it, you could > > > simply use a normally closed homing switch that unplugs with the > > > axis. Problem with this is it wouldn’t let you use

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Jon Elson
On 04/09/2019 08:31 PM, Gene Heskett wrote: Greetings all; out of the logic that determines whether the machine will run gcode when that A axis has not been homed because its unplugged, off the machine and stored and either is unhomed, or was never homed since this power up. How is this best

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Jon Elson
On 04/09/2019 10:16 PM, Gene Heskett wrote: And the interlock needs to know if the loaded code contains an A|B|C move. OK, now this is going beyond the capabilities of LinuxCNC as it is. I think the best way to handle this is to have two configs. If you ever load a G-code file with an A move

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 06:00:50 andy pugh wrote: > On Wed, 10 Apr 2019 at 10:50, Gene Heskett wrote: > > Two separate configs means it will be hard to keep them in synch, > > Two configs (ie INI files) can share the same folder, so the HAL > files, .var file and tool table are all shared. >

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 16:07, Gene Heskett wrote: > So I don't see a tasty way to do it as I'd still have two pairs of files > to keep in synch with such as MAX_VELS etc. With the sheer number of > variables to keep synched, the N! could rapidly exceed 69, the maximum > my now elderly ti-51

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Ralph Stirling
Carbon is soluble in iron, which is why you can't use diamond to machine steel. When the steel heats up, it just starts absorbing carbon from the diamond particles. Your high carbon steel becomes higher carbon steel and your diamond goes away. -- Ralph

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Jon Elson
On 04/09/2019 10:47 PM, John Dammeyer wrote: The question then is whether or not the system, when starting can/will recognize an input which is a unit present signal. Can not the HAL files be set up to #include other files? So based on an input select one of two HAL sub files to load. One

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 11:21:11 Jon Elson wrote: > On 04/09/2019 08:31 PM, Gene Heskett wrote: > > Greetings all; > > > > out of the logic that determines whether the machine will run gcode > > when that A axis has not been homed because its unplugged, off the > > machine and stored and

[Emc-users] Hardware emcmot?

2019-04-10 Thread Danny Miller
I have been wondering- can emcmot be separated from the HAl and emctask and become a true dedicated realtime stage to control the joints? The shared memory FIFOs could be replaced with like an ethernet link to the hardware RAM.  You'd probably load a DMA buffer and just let it flow, there's

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 17:12, Danny Miller wrote: > I have been wondering- can emcmot be separated from the HAl and emctask > and become a true dedicated realtime stage to control the joints? I suspect not as it stands. This is based on the observation that motmod is a HAL module. -- atp "A

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 11:28:41 Jon Elson wrote: > On 04/09/2019 10:16 PM, Gene Heskett wrote: > > And the interlock needs to know if the loaded code > > contains an A|B|C move. > > OK, now this is going beyond the capabilities of LinuxCNC as > it is. I think the best way to handle this is to

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread dannym
From: "andy pugh" To: "Enhanced Machine Controller (EMC)" Cc: Sent: Wednesday April 10 2019 1:12:04PM Subject: Re: [Emc-users] Hardware emcmot? On Wed, 10 Apr 2019 at 18:19, Danny Miller wrote: > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?EMC_Components /> > > Shows EMCMOT as a discrete

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread John Dammeyer
> Exactly what I'm doing. Except no endoder, stepper driven and likely > needs a bigger motor, and more speed reduction to improve the holding > power. Thats a downright puny motor on it now, and I have a 270 oz/in > currently holding down a stepladder step. 8 wire so slower top speed but > easy

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread dannym
From: dan...@austin.rr.com To: "Les Newell" Cc: Sent: Wednesday April 10 2019 1:33:31PM Subject: Re: [Emc-users] Hardware emcmot? From: "Les Newell" To: "Danny Miller" Cc: Sent: Wednesday April 10 2019 12:55:14PM Subject: Re: [Emc-users] Hardware emcmot? Moving just emcmot is not really

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 19:43, wrote: > Actually I *don't* want to run a form of Linux. Since it's dedicated > HW, the tasks can be hardcoded for bare metal I wonder if the Mesa "SoftDMC" would do what you want? http://store.mesanet.com/index.php?route=product/product=65_id=163 --

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread Sam Sokolik
I don't understand the want to move the realtime stuff out of the computer. What shortcoming are you wanting to solve? I have not had a problem with computer hardware performing the real time parts. Now that rt_preempt is getting mainlined into the kernel - it can only get better. I have even

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 11:33:05 Jon Elson wrote: > On 04/09/2019 10:47 PM, John Dammeyer wrote: > > The question then is whether or not the system, when > > starting can/will recognize an input which is a unit > > present signal. Can not the HAL files be set up to > > #include other files? So

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread John Dammeyer
Hi Andy, See below. > -Original Message- > From: andy pugh [mailto:bodge...@gmail.com] > Sent: April-10-19 2:46 AM > To: Enhanced Machine Controller (EMC) > Subject: Re: [Emc-users] Leaving an axis out of the home sequence AND > (continued:) > > On Wed, 10 Apr 2019 at 04:49, John

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread Danny Miller
On 4/10/2019 11:31 AM, andy pugh wrote: On Wed, 10 Apr 2019 at 17:12, Danny Miller wrote: I have been wondering- can emcmot be separated from the HAl and emctask and become a true dedicated realtime stage to control the joints? I suspect not as it stands. This is based on the observation

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread andy pugh
On Wed, 10 Apr 2019 at 18:19, Danny Miller wrote: > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?EMC_Components > > Shows EMCMOT as a discrete module, and emcmot.c and emcmot.h are > supposed to be discrete files. The motor PWMs and switch IO is under > the realtime veil, which is easy to integrate

Re: [Emc-users] Leaving an axis out of the home sequence AND (continued:)

2019-04-10 Thread Gene Heskett
On Wednesday 10 April 2019 12:47:23 John Dammeyer wrote: > Hi Andy, > See below. > > > -Original Message- > > From: andy pugh [mailto:bodge...@gmail.com] > > Sent: April-10-19 2:46 AM > > To: Enhanced Machine Controller (EMC) > > Subject: Re: [Emc-users] Leaving an axis out of the home

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread Ralph Stirling
That is the direction the Machinekit fork of Linuxcnc has been going. They have successfully created a machinekit-hal system and a machinekit-cnc that communicates with it. Haven't used it much in a few years, but do read their email list. -- Ralph From:

Re: [Emc-users] Hardware emcmot?

2019-04-10 Thread dannym
From: "andy pugh" To: "Enhanced Machine Controller (EMC)" Cc: Sent: Wednesday April 10 2019 1:46:17PM Subject: Re: [Emc-users] Hardware emcmot? On Wed, 10 Apr 2019 at 19:43, wrote: > Actually I *don't* want to run a form of Linux. Since it's dedicated > HW, the tasks can be hardcoded for