Re: [Emc-users] Different acceleration profiles - something that would remove the discontinuity in the first derivative of the acceleration ?

> >> Hello, > >> > >> I want to ask if anybody has worked on different acceleration profiles > >> for linuxcnc ? I am looking for something that would remove the > >> discontinuity in the first derivative of the acceleration ? > >> > >> BR > >> Max. > > > > I guess to start with the DC motor model

Re: [Emc-users] Different acceleration profiles --> jerk limit

> On 03/22/2017 12:50 PM, Nicklas Karlsson wrote: > >> Hello, > >> > >> I want to ask if anybody has worked on different acceleration profiles > >> for linuxcnc ? I am looking for something that would remove the > >> discontinuity in the first deriva

Re: [Emc-users] Different acceleration profiles --> state feedback control

- velocity_measured)*gain2 - (current_ref - current_measured)*gain3. From the set reference value for position the model is used used to calculate set reference value for all three values. There may also be an individual integrator for each. Nicklas Karlsson

Re: [Emc-users] Different acceleration profiles --> state feedback control (error in sign)

There is an error in sign, it should be: (angle_ref - angle_mesaured)*gain1 + (velocity_ref - velocity_measured)*gain2 + (current_ref - current_measured)*gain3. From the set reference value for position the model is used used to calculate set reference value for all three values. There may also

Re: [Emc-users] 3D Printers -> 3D printed cake

and not > practical at all. Only for rich people hobby driving. Only 70 years later > we built the US interstate hi way system. We are in the 1880's now with > respect to the new post industrial economy, 3D printing is still mostly a > rich man's hobby. > > > >

[Emc-users] Standard protocol, CIP, CANopen

Does anybody have any experience with CIP, Common Industrial Protocol? I am working on a few devices and have been looking for a media indenpendent message format. CANopen might be a solution but I have also read CIP use media indenpendent message format. Regards Nicklas Karlsson

Re: [Emc-users] Possible simplification of my code

> > > > > > There are no pid's used in this configuration Jon. Nor is > > > > > > there a base-thread. Till now I haven't missed them. > > > > > > > > > > How do you get a following error without PID? > > > > > > > > The difference between actual or measured position and position > > > > reference

Re: [Emc-users] Possible simplification of my code

> > > On 03/15/2017 11:49 AM, Gene Heskett wrote: > > > > There are no pid's used in this configuration Jon. Nor is > > > > there a base-thread. Till now I haven't missed them. > > > > > > How do you get a following error without PID? > > > > The difference between actual or measured position and

Re: [Emc-users] Possible simplification of my code

> On 03/15/2017 11:49 AM, Gene Heskett wrote: > > There are no pid's used in this configuration Jon. Nor is > > there a base-thread. Till now I haven't missed them. > How do you get a following error without PID? The difference between actual or measured position and position reference value

Re: [Emc-users] Suggestions wanted - how to control robot

> Depending on how much or how little control you need between the two, I might > not even hassle with the network interface and just use a few GPIOs to signal > between the two, and maybe a remote desktop control for setup changes. Remove part --> output Part removed <-- input Machine: 1.

Re: [Emc-users] Suggestions wanted - how to control robot

execute > an M-code backed by a shell script > (http://linuxcnc.org/docs/2.7/html/gcode/m-code.html#mcode:m100-m199), > and the script would contact the robot via the network and cause it to > run its "change parts" program. When the robot finishe

Re: [Emc-users] Way OT, Unexpected Result from Refrigerator

Unexpected smell is rather common then to much time have been spent in front of computer solving numerous small problems. On Mon, 10 Apr 2017 12:23:20 -0400 Kurt Jacobson wrote: > > > > I am impressed that someone managed to come up with this cycle: > >

Re: [Emc-users] [SPAM] Gladevcp Problem?

> On 3 April 2017 at 16:04, Gene Heskett wrote: > > It is on both wheezy and jessie, no gtk2 stuffs are available in the > > repo's. > > I have Glade on Wheezy. It's just a case of sudo apt-get install glade-gtk2. And you have to run .rip-environment before running glade

Re: [Emc-users] Documentaion Question / Addition

On Thu, 30 Mar 2017 22:04:04 -0400 Gene Heskett wrote: > On Thursday 30 March 2017 15:07:41 John Kasunich wrote: > > > There was a time (in the late 1990's to early 2000's) when LinuxCNC > > (EMC back then) had three realtime threads. What we now know as the > > base and

Re: [Emc-users] Tools to plot data from sampler + halsampler

Octave or Scilab is a good choice for these kind of thing but I have no idea about the possibility to import data from HAL sampler, *.csv is possible to import. On Wed, 1 Mar 2017 09:16:25 +0200 Marius Alksnys wrote: > What tools would you recommend to plot and analyse

Re: [Emc-users] No response to jog data in

I have problem with jogging for one of the axis/joints, it works with keyboard but not from GUI. Someone suggested this problem was bug in GUI which have been fixed. MDI work OK. > On 13 March 2017 at 18:34, Gene Heskett wrote: > > I have sent the jog quantity to both

Re: [Emc-users] axis position cmd lost

> On 5 March 2017 at 13:40, Nicklas Karlsson <nicklas.karlsso...@gmail.com> > wrote: > >> What happens if you give an MDI move in Y? > > Then examined again it actually works in MDI but not then jogging. > > Keyboard jogging, wheel-jogging or button/switch/joyst

Re: [Emc-users] axis position cmd lost

> this is a bug in the UI library of AXIS, Tkinter. it is believed to be fixed > in master branch, and not affect the debian and ubuntu versions that we build > 2.7 debs for. If it's fixed I live with it for now. > Specifically, a certain radiobutton uses the string "y" to identify the "y" >

Re: [Emc-users] axis position cmd lost

> > I lost axis 1 the y axis the "position-cmd" and can't figure out how it get > > from the gui to the axis. axis.1.free-pos-cmd, axis.1.motor-pos-cmd and > > axis.0.joint-pos-cmd are always zero while it works for the other axis XZA. > > That is very strange. > What happens if you give an MDI

[Emc-users] axis position cmd lost

? Regards Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot ___ Emc-users mailing list

[Emc-users] Cable drawings (Gschem)

I will give configuration via gschem a try and this is also to some degree useful for cable drawings. -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org!

[Emc-users] configuration via Gschem

this into a usable state? Regards Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot ___ Emc-users

Re: [Emc-users] Multi-meter recommendations

s, Slashdot.org! http://sdm.link/slashdot > > ___ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinf

Re: [Emc-users] configuration via Gschem

On Thu, 13 Jul 2017 22:34:10 +0100 andy pugh <bodge...@gmail.com> wrote: > On 13 July 2017 at 21:08, Nicklas Karlsson <nicklas.karlsso...@gmail.com> > wrote: > > I reached a point there I could start to think more about the > > configuration. I tried the gschem app

Re: [Emc-users] configuration via Gschem

On Thu, 13 Jul 2017 17:26:15 -0400 Gene Heskett <ghesk...@shentel.net> wrote: > On Thursday 13 July 2017 16:08:40 Nicklas Karlsson wrote: > > > I reached a point there I could start to think more about the > > configuration. I tried the gschem approach and could

Re: [Emc-users] Multi-meter recommendations

> ... > decided to "retire" two of my older Flukes to lesser duties and stick > with the new one rated at 1000 volts just for the reasons you mentioned. > ... > If you can afford to work on 480 VAC systems, you can afford a high > quality meter. There certainly is a big difference in money

Re: [Emc-users] configuration via Gschem (thread pin)

till make sense since simpler overview is possible. Output pin seems to have problem for some reason and produce wrong netlist. In a little bit more than one day not more could be expected. Nicklas Karlsson -- Check

Re: [Emc-users] configuration via Gschem (thread pin)

eally drive the net with value attribute as argument or generate a setp? "addf" would generate addf with thread driving the net as argument. loadrt is a little bit harder. I guess a floating attribute would make sense but while most often count is used as argument there are e

Re: [Emc-users] configuration via Gschem (thread pin)

> > I assumed all added symbols should have loadrt and a thread but this is not > > always the case. > > There are only really three options in common use. loadrt / addf to > the base thread, loadrt / addf to the servo thread and loadusr. > > One way to handle that might be to drop the

Re: [Emc-users] configuration via Gschem

output several inputs. 7. init file is not generated. 8. Symbol with custom rows? I have some problems with the scheme language but otherwise it will probably not be to hard to get something useful. Nicklas Karlsson On Thu, 13 Jul 2017 22:34:10 +0100 andy pugh <bodge...@gmail.com>

Re: [Emc-users] configuration via Gschem

> > > ... > > > The stuff here? > > > http://wiki.linuxcnc.org/cgi-bin/wiki.pl?HalSchematicsUsingGschem > > ... > ... > Are you intending to be able to translate an existing, working config > into this, and to be able to take this back to working .ini + .hal > files? No translation of existing

Re: [Emc-users] Multi-meter recommendations

Thes HP bench multimeters I think have really good accuracy, they do not run away but are a little bit harder to move. On Sat, 15 Jul 2017 09:47:03 -0700 Chris Albertson wrote: > I agree about Fluke build quality. I have a couple older Fluke portable > DMMs. They

Re: [Emc-users] configuration via Gschem

> On 07/15/2017 10:47 AM, Todd Zuercher wrote: > > Not that I understand exactly what you're doing, but it does look very > > interesting. If you are interested I am sure we could contribute some > > rather complicated configuration examples for you to play around with for > > testing. (I

Re: [Emc-users] configuration via Gschem

here are more. I started to draw configuration for one of the machines and will probably figure out more during this. I am not totally sure which part should be source of the servo thread and have seen the servo period is specified then emcmot is loaded. For constant parameters I guess a simp

Re: [Emc-users] configuration via Gschem

On Sat, 15 Jul 2017 11:57:02 -0400 Gene Heskett <ghesk...@shentel.net> wrote: > On Saturday 15 July 2017 08:27:49 Nicklas Karlsson wrote: > > > > > I reached a point there I could start to think more about the > > > > configuration. I tried the gschem appro

Re: [Emc-users] NML communication

> Hi Nicklas, > > What exactly are you trying to achieve? If we know more about your > project we may be able to suggest solutions. GUI on one computer and real time on other machine. My ordinary computer work well but not perfect. With no or low demand on real time I could connect to machine

Re: [Emc-users] NML communication --> Raspberry

in/axis) runs on a > > separate PC workstation." > > Given the low cost of (optionally 2nd hand) motherboards these days, it > is a more rational implementation of a CNC host. It could even save Gene > from his alligator-infested Rpi swamp, I figure. Real time work great on ras

Re: [Emc-users] NML communication

On Thu, 20 Jul 2017 12:53:15 +0100 Les Newell wrote: > I tried Machinekit fairly recently and managed to run GUI and control on > separate simulated machines but it was a little flaky. 0MQ is pretty new, NML have been there for a long while. > ... In my case I >

Re: [Emc-users] Linuxcnc on arm

e nice docuentation on machinekit and in particular machinekoder yesterday but you are the man who know how to make it happen. It is files in configs/common folder? Regards Nicklas Karlsson -- Check out the vibrant tech com

Re: [Emc-users] NML communication

) runs on a separate PC workstation." Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot

Re: [Emc-users] NML communication

On Thu, 20 Jul 2017 09:54:13 -0400 Gene Heskett <ghesk...@shentel.net> wrote: > On Thursday 20 July 2017 07:45:38 Erik Christiansen wrote: > > > On 20.07.17 13:18, Nicklas Karlsson wrote: > > > Here http://nairobi-embedded.org/060_linuxcnc_nml_config.html I > >

[Emc-users] axis.tcl MAX_JOINTS

I have problem running development version of linuxcnc, there is complaint about the MAX_JOINTS variable in file axis.tcl, anybody have any idea? -- Check out the vibrant tech community on one of the world's most

Re: [Emc-users] axis.tcl MAX_JOINTS

It work in old version, this is development version and I actually think it have bugs. On Thu, 20 Jul 2017 11:05:43 -0500 Chris Radek <ch...@timeguy.com> wrote: > On Thu, Jul 20, 2017 at 05:35:52PM +0200, Nicklas Karlsson wrote: > > I have problem running development vers

Re: [Emc-users] Encoder supply voltage

> A few weeks ago when I was having motion problems someone suggested I > check the supply voltage > to the encoder. It turns out to be 4.8 V. The power supply was an 85 w > pico , the little card that plugs > into the 24 pin power connector. Thinking that maybe I could do better > with a

Re: [Emc-users] configuration via Gschem

> The .png cannot be zoomed to inspect details, but for 2 days work, looks > better than I expected. And thats encouraging. Somebody started it earlier I think it TJoseph Powderly but I continued it now. > Are you intending to be able to translate an existing, working config > into this, and

Re: [Emc-users] NML communication

> On 07/20/2017 07:14 AM, Nicklas Karlsson wrote: > > On Thu, 20 Jul 2017 12:53:15 +0100 > > Les Newell <les.new...@fastmail.co.uk> wrote: > > > >> I tried Machinekit fairly recently and managed to run GUI and control on > >> separate simulated machines

Re: [Emc-users] NML communication --> Raspberry

On Thu, 20 Jul 2017 23:48:22 -0500 Jon Elson wrote: > On 07/20/2017 07:19 AM, Les Newell wrote: > > From what I research I have done the Raspberry is more > > than a little problematic. The Beagle Bone seems to be the > > board of choice for Machinekit. I looked into

Re: [Emc-users] NML communication

On Fri, 21 Jul 2017 23:10:31 +0200 Frederic RIBLE <fri...@teaser.fr> wrote: > On 19/07/2017 20:01, Nicklas Karlsson wrote: > > GUI on one computer and real time on other machine. > I am using Machinekit exactly for that purpose.

Re: [Emc-users] NML communication

> On 19/07/2017 20:01, Nicklas Karlsson wrote: > > GUI on one computer and real time on other machine. > I am using Machinekit exactly for that purpose. > Look at my retrofit using an Android tablet for the GUI: > https://youtu.be/LnJv07yeGt0?t=2m You use beagle bone? &g

Re: [Emc-users] NML communication

> On 22/07/2017 03:58, Nicklas Karlsson wrote: > > With 0MQ protocol ? > Yes, that is BeagleBone Black and ZeroMQ. Great, this make me really happy. I will take a look on both raspberry and beagle bone, I want SPIs, UARTs, ethernet and maybe in the future ethercat. Maybe I give NML

Re: [Emc-users] hal_manualtoolchange

Could you send your configuration files? On Sat, 22 Jul 2017 19:21:40 -0400 Gene Heskett wrote: > Greetings everybody; > > Noisy, wet Saturday evening in progress. > > Over on the pi, I am attempting to combine enough code, and using 92 > offsets, make a brass 8mmx1.0

Re: [Emc-users] Pi performance bottlenecks [Was: configuration via Gschem]

graphic that does 3D renders it is good to have a decent > GPU. Linuxcnc graphic I think is simple, or maybe not the 3D view in gremlin is heavy duty? Regards Nicklas Karlsson -- Check out the vibrant tech community on o

Re: [Emc-users] latency excursions

For me this or something similar i happening one of my computers at every startup. I think it is running smootly in between now but this have not always been the case, I removed a graphics card a while ago and might have changed things or simply a newer kernel. On Sun, 23 Jul 2017 08:48:19

Re: [Emc-users] NML communication --> Raspberry

> On 21.07.17 11:36, Nicklas Karlsson wrote: > > I have been thinking about the beagle bone as a real time computer but > > still want an ordinary computer as a user interface and this. > > It would certainly fit on the back of the monitor, and runs off 12v, > provided b

[Emc-users] NML via TCP

running on server locally on the client computer and not connect to server port. Anybody have a clue? Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http

[Emc-users] Remote GUI NML/0MQ

some other commands among them halcmd, cncsvr and if not dummy axis GUI. I expect program to run would be the same for 0MQ as for NML but have not checked. Do anybody have any idea?? Regards Nicklas Karlsson -- Check out

Re: [Emc-users] tripodkins

sts.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users -- Nicklas Karlsson <nicklas.karlsso...@gmail.com> -- Check out the vibrant tech community on one of the world's most engaging tech sites, Sl

Re: [Emc-users] Tripopkins

You use halshow or watch tab on hal configuration to check all signals behave as expected? On Thu, 27 Jul 2017 06:08:50 -0700 Charles Brauer wrote: > What I did, was ran emc stepper_inch_parallel_port. Then edited the > core_hal file like this: > > # core HAL config

[Emc-users] NML/0MQ run remote last attempt

from manual. Diagram from machinekit, 1-2 pages down http://www.machinekit.io/docs/code/Code_Notes/#architecture-overview Linuxcnc manual on page 4 http://linuxcnc.org/docs/devel/pdf/LinuxCNC_Developer_Manual.pdf Regards Nicklas Karlsson

Re: [Emc-users] NML communication --> linuxcnc is a script

> On 07/19/2017 08:26 AM, Nicklas Karlsson wrote: > > I have arrived at a point there I am starting to think about > > splitting linuxcnc in two, one for real time and the other for GUI. I > > know it have been up before not to long time ago. I guess move EMCMOT > >

Re: [Emc-users] NML communication

work in this area. I > don't know the deep details, I just know they have already > done it. it was not a minor hack. I have read thru the documentation and do not find it. There is axis-remote which may be used to trigger commands remotely. It would be a really good tool to drive the op

Re: [Emc-users] NML communication

ay not be an obstacle for your use case. It is an obstacle since I intend to put them on different computers. Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot

Re: [Emc-users] NML communication

> On 07/20/2017 09:35 AM, andy pugh wrote: > > On 19 July 2017 at 19:34, Nicklas Karlsson <nicklas.karlsso...@gmail.com> > > wrote: > > > >> I have read thru the documentation and do not find it. > > > > I don't know if they have documentati

Re: [Emc-users] NML communication

> On 07/19/2017 08:26 AM, Nicklas Karlsson wrote: > > I have arrived at a point there I am starting to think about > > splitting linuxcnc in two, one for real time and the other for GUI. I > > know it have been up before not to long time ago. I guess move EMCMOT > >

[Emc-users] gladevcp

in written in python, do anybody have an idea how to fix this? Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot

Re: [Emc-users] NML communication

> On 07/20/2017 09:35 AM, andy pugh wrote: > > On 19 July 2017 at 19:34, Nicklas Karlsson <nicklas.karlsso...@gmail.com> > > wrote: > > > >> I have read thru the documentation and do not find it. > > > > I don't know if they have documentati

[Emc-users] NML communication

experience of suggestions for this? Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot

Re: [Emc-users] NML communication

> On 07/19/2017 04:35 PM, andy pugh wrote: > > On 19 July 2017 at 19:34, Nicklas Karlsson <nicklas.karlsso...@gmail.com> > > wrote: > > > >> I have read thru the documentation and do not find it. > > I don't know if they have documentation. That's why

[Emc-users] gladevcp (bug)

buttons. I have no idea where to look next. Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot

[Emc-users] State old, tooltable python traceback

I get a traceback in hal_glib.py then using gladevcp: File "/home/karlnick/Prog/linuxcnc-reverse-run-2.7/linuxcnc-reverse-run-2.7/lib/python/gladevcp/hal_glib.py", line 143, in update if not state_old: File

Re: [Emc-users] Configuration options for 7i80 + 7i48

On Thu, 6 Jul 2017 16:13:47 +0100 Les Newell wrote: > I have been working on retrofitting my Hurco mill for the last couple of > days and I'm about ready to start setting up LinuxCNC. However I'm lost > as to the correct bit file and configuration options for a

Re: [Emc-users] Maybe we don't need rtai anymore?

> But even better is a more modularized Machine Kit architecture that > lets you run the various parts on different computers that each use a > different OS. The real time loops could run under a true RTOS, > then path planning g-code parsing and graphics could all be done on > some other

Re: [Emc-users] Maybe we don't need rtai anymore?

own. Next step will be splitting real time part from GUI and it this point I could start to contribute something useful. Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engagi

Re: [Emc-users] Gui Feature Request

You want something that run one g-code file, the next one and so on? It should probably not be to hard. Do you have any idea if this kind of thing is available in some other machines/languages so syntax could be reused? Or protocol for remote control of machine: like this, tell robot to put

Re: [Emc-users] Buildbot Jessie RTAI

> On 04/27/2017 01:18 PM, Todd Zuercher wrote: > > Is Buildbot ever going to have new builds for a Jessie RTAI kernal? > > As soon as a bugfree RTAI kernel for Jessie exists. > > > > For a short time there were, then it was discovered that it was > > crashing the sytem, and

Re: [Emc-users] Forum down?

No it seems to be alive. I work on some software to dump data from the drive and import into Octave so I could measure parameters but have not reason to post anything yet. On Sat, 29 Apr 2017 18:19:30 +0200 Bengt Sjölund wrote: > Hmmm. have you done it again ;-) > >

Re: [Emc-users] crashing under 2.8.0-pre1

tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > ___ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users -- Nicklas Karl

Re: [Emc-users] c++ gui module

> Sebastian thanks a lot Niklas sorry not understand very well with > Lcnc I have just run some scara, delta and antrophomorphic 6ax robot ... my > first step is ok. > Now I plan to make a good non Gui rt-ethernet or some field bus rt > interface ... If you work with hardware SPI might

Re: [Emc-users] Question for Peter C. Wallace

> Hello Peter; > > I have a problem trying to run linuxcnc on a pi 3b. > > I think it could be solved if somehow, I could generate a > watchdog.has_bit=false coincident with enabling the machine, but hals > parser refuses to allow even a tristate_bit module to access and reset > the watchdog.

Re: [Emc-users] c++ gui module

On Mon, 12 Jun 2017 18:22:07 +0200 theman whosoldtheworld wrote: > I have already seen the repository, it can be a way to get to know better > but pyqt is not qt c++ ... it does not change much to use py or pyqt > ... said this is a great job. > > Any how my intention

Re: [Emc-users] Question for Peter C. Wallace

> Lets just say that we're not that far yet... > > From what I can tell, the initial start of linuxcnc results in a few > missed deadlines in the main task. But once all code is cached, it seems > to be fast enough. But time will tell. I also one missed dead line during the initial start. I have

Re: [Emc-users] 3 d metal printer

> 3D concrete printing > > https://www.youtube.com/watch?v=zb3zuk1qNDk Without rebar and vibration concrete will be weak, maybe it's good enough for a real firewall? -- Check out the vibrant tech community on one of

Re: [Emc-users] following error only while homing

On Thu, 22 Jun 2017 00:06:42 +0100 andy pugh wrote: > On 21 June 2017 at 19:36, Peter C. Wallace wrote: > > > The stepgen is not computing following error it just cant be driven by a > > position command with a stepwise discontinuity and move

Re: [Emc-users] Rough motion with servos

Even though latency run well then I user computer for others at the same time I sometimes get a latency delay and are on the path to give up ordinary computer for servo threads. I think a small simpler computer will be more than enough and then I am free to move display. On Tue, 27 Jun 2017

Re: [Emc-users] New kind of stepper motor on eBay

> ... > > They are an integrated closed loop driver/controller and motor. The > feedback loop is done inside the motor. They are MUCH better at holding > torque at high speed than are normal steppers. More like a servo but at > much lower cost. The motor accepts DC power (about 36 volts)

[Emc-users] Lubrication system

could see there are grease on the sliding surfaces. It all seems to be driven by pneumatic and I have connected compressed air. One of the valves are marked lubrication and I have tried to switch this but nothing seems to happen. Anyone who have an idea? Regards Nicklas Karlsson

Re: [Emc-users] emc2 openProfibus

> > But the goal is to find the best industrial bus for communication > > between devices and open source ... openpowerlink seems quite open, > > master and slave side > > (ethercat for example in > > > I must have missed some of the requirements. But from the above Ethernet > seem like an

Re: [Emc-users] emc2 openProfibus

be very simple. A bus have huge advantages then it come to number of nodes but there may be collisions. Even though collisions are a small problem to make it work perfect during periodic communication may be surprisingly hard while for a simple serial channel it is n

Re: [Emc-users] emc2 openProfibus --> openPowerlink

Yes openPowerlink might be a really good choice. I implemented CANopen over UDP for configuration a few weeks ago and openPowerlink is adapted from CANopen. The SDO communication from CANopen work really well for configuration and I guess it should also work well for between machine

Re: [Emc-users] Semi OT: Chinese servo motors Yifeng branded

If you must have a very good product Delta is of course the first choice but Otherwise I would have tried the cheap one. Especially if you may need more later. On Wed, 31 May 2017 15:46:17 -0300 Leonardo Marsaglia wrote: > Hello to all. > > Looking for a good

Re: [Emc-users] emc2 openProfibus

chips but the resolution is > poor I can control the PWM duty cycle only to about one part in a > thousand. The over the bus protocol is defined by the chip maker and I > have no choice but to use that. > > > > On Thu, Jun 1, 2017 at 12:04 AM, Nicklas Karlsson < > nic

Re: [Emc-users] c++ gui module

> # Use this NML config on the computer running the realtime parts of emc2 > # in a networked system. The host address should point to the computer > # running the GUI (although this is not critical). > # Change the NML_FILE in emc.ini to server.nml. > # Start emc2 normally, and then run the GUI

Re: [Emc-users] c++ gui module

o because with > linuxcnc more than 9 axes you can not drive ... > > @Chris ... real Good Job. > > bkt > > 2017-06-12 20:09 GMT+02:00 Nicklas Karlsson <nicklas.karlsso...@gmail.com> > : > > > On Mon, 12 Jun 2017 18:22:07 +0200 > > theman whosoldtheworld

Re: [Emc-users] c++ gui module

On Sat, 10 Jun 2017 22:48:47 +0200 theman whosoldtheworld wrote: > ... thanks for your advice ... but there are 3-4 solution for these things > > But at present I am more concerned with understanding the use of various > Lcnc files than any other. > For general

Re: [Emc-users] LCNC TED Talk style

> Friends! > > I've been asked to do a 25 min catchy speech for approx 100 super skilled > developers on a tech conference. They want to break the standard > What-you-can-do-with-this-cool-framework lectures and show something > completely different. I remember a video with a sewing machine and

Re: [Emc-users] LCNC TED Talk style

> On 06/14/2017 11:25 AM, Sven Wesley wrote: > > RUGBOT!!! :D That is so nerdy I must show it! > > And of course Chris' jukebox for the finale. :) > > Anyone with a Raspberry or a Beagle? Would be perfect to show the wide > > range. Think Raspberry CNC and the Stuart's monster. > I manufacture the

Re: [Emc-users] Question for Peter C. Wallace

> > Maybe there is no need for a linux kernel. Have you read the manual for the > > ARM CPU? Or what kind of CPU is it? > > RPI3 uses a quad-core ARMv8 (Cortex-A53) with all kinds of bells and > whistles. Have you read the manual for that core? No and I did not read the manual for the smaller

Re: [Emc-users] c++ gui module

On Sat, 10 Jun 2017 22:48:47 +0200 theman whosoldtheworld wrote: > ... thanks for your advice ... but there are 3-4 solution for these things > > For general information, QT5.9 has been released in recent weeks with > security rt operations certified to European

[Emc-users] Thread scheduling

scheduled in Linuxcnc? Nicklas Karlsson -- Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot ___ Emc-users ma

Re: [Emc-users] c++ gui module

On Sat, 10 Jun 2017 22:48:47 +0200 theman whosoldtheworld wrote: > ... thanks for your advice ... but there are 3-4 solution for these things > > But at present I am more concerned with understanding the use of various > Lcnc files than any other. The lcnc files are a

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