Re: [Emc-users] Got my new ATS-667's today, but thats a math connundrum for me.

2020-03-09 Thread Gene Heskett
On Monday 17 February 2020 18:08:11 Gene Heskett wrote: > On Monday 17 February 2020 16:57:36 Les Newell wrote: > > They should be any multiple of the tooth spacing plus half a tooth > > spacing. > > > > Your tooth spacing (pi x diameter) / number of teeth = 0.314" > > > > So the available spacing

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread andrew beck
Hey just a quick question on this. Is it possible to take one is these iso files update to linuxcnc 2.8 and then load it all onto a USB so I don't have to go through the whole update thing every time I want to install linuxcnc 2.8 on mint? Regards Andrew On Tue, Mar 10, 2020, 10:58 AM Robert Mu

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Robert Murphy
They are =E2=80=9Ctesting=E2=80=9D in case the guy who put them together mes= sed up. All they are is a std Mint ISO with what is required to run linuxcnc. They c= an be installed and are good for a system, so far as no one has reported any= major issues. Please read the first page fully, then fol

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Leonardo Marsaglia
> > The kernel in the latest ISOs, from my testing, has better latency than > the K= > ona kernel. Cinnamon is quite resource hungry, MATE is next and XFCE is > the l= > ightest of the three.=20 > Wireless can have a negative effect . Out of interest what machine or > mother= > board specs have you

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Leonardo Marsaglia
> > Why? > The link I gave was to ISO images for prempt-rt and rtai. > > https://forum.linuxcnc.org/9-installing-linuxcnc/38308-linux-mint-iso-with-rtai-and-rt?start=0 I tried the one on the link to the other thread because the ones shared on drive are meant to be used as live cd for testing, at

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Robert Murphy
The kernel in the latest ISOs, from my testing, has better latency than the K= ona kernel. Cinnamon is quite resource hungry, MATE is next and XFCE is the l= ightest of the three.=20 Wireless can have a negative effect . Out of interest what machine or mother= board specs have you got at your dispo

Re: [Emc-users] Non-circular boring. Linuxcnc style.

2020-03-09 Thread Sam Sokolik
oh - and this is still the rpi4 + mesa 7i92 On Mon, Mar 9, 2020 at 7:43 AM Gene Heskett wrote: > On Monday 09 March 2020 05:46:50 andy pugh wrote: > > > On Mon, 9 Mar 2020 at 04:52, Peter C. Wallace wrote: > > > Since the spindle velocity is relatively constant it might be > > > possible to low

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread andy pugh
On Mon, 9 Mar 2020 at 14:18, Leonardo Marsaglia wrote: > > I tried Cinnamon desktop and intalled the kernel following the instructions > here : > https://forum.linuxcnc.org/9-installing-linuxcnc/36822-linuxcnc-on-linux-mint-19-1-quick-and-easy-installation?start=0 Why? The link I gave was to ISO

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Leonardo Marsaglia
I tried Cinnamon desktop and intalled the kernel following the instructions here : https://forum.linuxcnc.org/9-installing-linuxcnc/36822-linuxcnc-on-linux-mint-19-1-quick-and-easy-installation?start=0 linux-headers-4.16.12-rt5-kona-rt_amd64.deb linux-image-4.16.12-rt5-kona-rt_amd64.deb I had the

Re: [Emc-users] Non-circular boring. Linuxcnc style.

2020-03-09 Thread Gene Heskett
On Monday 09 March 2020 05:46:50 andy pugh wrote: > On Mon, 9 Mar 2020 at 04:52, Peter C. Wallace wrote: > > Since the spindle velocity is relatively constant it might be > > possible to low pass filter the spindle position and make the xy > > motion a bit less "crunchy" > > it might even make se

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread andy pugh
On Mon, 9 Mar 2020 at 11:02, Robert Murphy wrote: > > Which version did you try ? > > The XCFE versions, which is the same desktop as Wheezy & Stretch, should > give better latency than the MATE versions. Also, which kernel? I was suggesting this to try the new RTAI kernel. -- atp "A motorcycle

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Robert Murphy
Which version did you try ? The XCFE versions, which is the same desktop as Wheezy & Stretch, should give better latency than the MATE versions. On 9/3/20 8:51 pm, Leonardo Marsaglia wrote: Wheezy is pretty ancient now. You could try the preempt-rt and rtai ISOs built on Mint here: https://for

Re: [Emc-users] 6i24 + 7i44 configuration

2020-03-09 Thread Leonardo Marsaglia
> > Wheezy is pretty ancient now. > You could try the preempt-rt and rtai ISOs built on Mint here: > > https://forum.linuxcnc.org/9-installing-linuxcnc/38308-linux-mint-iso-with-rtai-and-rt?start=0 I tried with Mint and then LCNC last night Andy, but the latency test went crazy as soon as I open

Re: [Emc-users] Non-circular boring. Linuxcnc style.

2020-03-09 Thread andy pugh
On Mon, 9 Mar 2020 at 04:52, Peter C. Wallace wrote: > Since the spindle velocity is relatively constant it might be possible to low > pass filter the spindle position and make the xy motion a bit less "crunchy" it might even make sense to use the software encoder module and its "position-interp

Re: [Emc-users] Non-circular boring. Linuxcnc style.

2020-03-09 Thread Leonardo Marsaglia
Pretty nice job Sam. I'm testing something similar while I'm finishing to configure the machine I plan to intall in a few days on the Mazak. My goal is to turn low lift camshafts (6.5 mm maximum for now, although 9 mm shouldn't be a problem if the tool has enough relief). Here's a video of a test

Re: [Emc-users] Non-circular boring. Linuxcnc style.

2020-03-09 Thread Gene Heskett
On Monday 09 March 2020 02:16:40 John Dammeyer wrote: > Ah. See the way I read that document is that it's > > halcmd -f -k > > and it's not clear what the '\' means. > > So I'm guessing there's something in the hal file loaded with a > loadrt? > > http://linuxcnc.org/docs/2.4/html/hal_tutorial.ht