Is There a Known Good Hardware List?

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06 Sep 2016 00:35 #80062 by CFLBob
I've been searching around here for a few hours and keep coming up empty handed.

I'm in the midst of building my second CNC milling machine, a three-axis (for now) Grizzly G0704. My existing CNC mill is a four axis Sherline/A2ZCNC system running Mach3 on an old Windoze XP machine. It's a 12 year old P4, 2.6 GHz with 1 GB of RAM and a 150 GB HD. By carefully stripping virtually everything off that machine, I've had no issues running Mach3. I have a duplicate system I'd like to run LinuxCNC on.

For this big project, I'd like to dump the parallel port and go to a motion control board linked by USB (seems the most reasonable option). I don't know if the PC I have can even run LinuxCNC and the required OS. I've run Ubuntu on two different machines in the past and the unavailability of drivers for various things I wanted was very frustrating. A list of hardware known to work would be really helpful.

Can anyone point me to such a list?

Bob
(CFLBob is for "Central Florida", not Compact Fluorescent Lamp!)

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06 Sep 2016 07:53 #80068 by ArcEye

I've been searching around here for a few hours and keep coming up empty handed.


wiki.linuxcnc.org/cgi-bin/wiki.pl?LinuxCNC_Supported_Hardware
wiki.linuxcnc.org/cgi-bin/wiki.pl?Latency-Test

For this big project, I'd like to dump the parallel port and go to a motion control board linked by USB (seems the most reasonable option).


Won't work.
Linuxcnc IS a motion controller, so you don't need another one.
USB does not work in realtime or anything approaching it.
(search the forum, I won't bother repeating what has been covered ad nauseum previously)

There are other options on the wiki.
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06 Sep 2016 07:55 #80069 by andypugh
USB is very unlikely to ever be supported by LinuxCNC. It simply doesn't do deterministic timing.

A partial list of supported hardware is here.
wiki.linuxcnc.org/cgi-bin/wiki.pl?LinuxCNC_Supported_Hardware

And some largely out-of-date PC latency test data here.
wiki.linuxcnc.org/cgi-bin/wiki.pl?Latency-Test

The best-supported hardware comes from Pico and Mesa who are both active on this forum. General Mechatronics also seem to enthusiastically support LinuxCNC.
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06 Sep 2016 13:51 #80075 by CFLBob
Thanks.

I see my search ninja skills need work. I was searching here on the forums, not in the Wiki at all

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06 Sep 2016 14:07 #80076 by andypugh
That's normally wise. The Wiki is full of undated information of unknown current relevance.

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06 Sep 2016 17:43 #80083 by emcPT
If you want a stable PC (this year I used it on more than 6 machines):

Motherboard MSI H97M-E35 1
Intel Pentium G3460 3.5GHz 3MB SK1150 (BX80646G3460)
4Gb of RAM

This PC build is quite solid and fast, preforms quite well in linuxcnc.
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06 Sep 2016 17:58 #80085 by CFLBob
Thanks for that. It's really helpful. It has been so long since I built a PC from a pile of parts (it was probably this 12 year old machine) that I'm really out of touch with the options out there.

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06 Sep 2016 18:04 #80086 by emcPT
Well you can reply on that hardware. It is quite fast and I build several machines like I told you, so it is "already tested".
A bit more expensive, but if in the end it makes your time more profitable.

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06 Sep 2016 19:51 #80088 by rodw

If you want a stable PC (this year I used it on more than 6 machines):

Motherboard MSI H97M-E35 1
Intel Pentium G3460 3.5GHz 3MB SK1150 (BX80646G3460)
4Gb of RAM

This PC build is quite solid and fast, preforms quite well in linuxcnc.


I found one of these locally. Do you use the onboard video adapter or add a card?

Thanks for that. It's really helpful. It has been so long since I built a PC from a pile of parts (it was probably this 12 year old machine) that I'm really out of touch with the options out there.


Me too.

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06 Sep 2016 20:46 #80089 by emcPT
I use the onboard video without issues, HDMI output.
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