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  • slowpoke
  • slowpoke
28 Nov 2024 01:13 - 28 Nov 2024 01:15

LinuxCNC (For lathe) install on Rapberry PI4 - Nov, 2024

Category: Installing LinuxCNC

I see there are previous threads about this, but things change with time and releases, so better to ask then chase my tail.

I previously setup LinuxCNC - Axis on a desktop PC for my mill, works great now I want to do the same for my lathe using a RaspberryPi4 Model B (4GB RAM, 32GB SD)

How do I go about this?  Some form of instructions would be very helpful.
Link to whatever version I should use?
Does the install prompt what type of machine this will be used (Mill, lathe etc)?
I ordered a A MESA 7i96S, not sure when it will get here.

Any helpful hints are welcome.

Thanks in advance.


 
  • tommylight
  • tommylight's Avatar
28 Nov 2024 00:42
Replied by tommylight on topic f-engrave error

f-engrave error

Category: General LinuxCNC Questions

Is f-engrave from ScorchWorks?
If yes, try editing the file and where it says python at the top change to python2, save try running, then try python3.
  • PCW
  • PCW's Avatar
28 Nov 2024 00:12

EOI in getting SPI going on the RPi5 solved read First post for updated info

Category: Computers and Hardware

SPI is now supported on the RPI5 so 7C80,7C81,7I90 will work with the RPI5.
Still need to add a force-8-bit option to Mesaflash as the kernel driver doesn't
support 32 bit transfers but seems to report that it can.

 
  • neil52
  • neil52's Avatar
27 Nov 2024 23:54
Replied by neil52 on topic f-engrave error

f-engrave error

Category: General LinuxCNC Questions

sorry for double post not intentional. I did google and tried their solutions to no avail.thought I would try here.guess I will try the developer.
  • Hakan
  • Hakan
27 Nov 2024 23:35
Replied by Hakan on topic AX58100

AX58100

Category: EtherCAT

With the use of SOES github.com/OpenEtherCATsociety/SOES there is no difference for me as a programmer.
There is a tiny difference in how to reset the ESC chip, LAN9252 can be reset by writing over SPI, AX58100 need a pin to go low.
Ax58100 also has a pin for a led that indicates successful read of the eeprom. Pretty useless but has been nice diagnostics when starting up the board.
Other than that one can consider them identical.
I have seen someone state that the AX58100 is faster than the LAN9252. I can not see that, I haven't been in a situation where I can identify the ESC speed as a factor, on individual usec level.
  • tommylight
  • tommylight's Avatar
27 Nov 2024 23:33
Replied by tommylight on topic f-engrave error

f-engrave error

Category: General LinuxCNC Questions

No double posting.
F-engrave has nothing to do with LinuxCNC, so you should have used google for that, it would come back as missing dependencies and probably with the solution as what to install.
Another thing you should check is if the f-engarave has been ported to Python 3, it was Python 2 only.
  • PCW
  • PCW's Avatar
27 Nov 2024 23:11
Replied by PCW on topic Plasma and Ethercat?

Plasma and Ethercat?

Category: Plasma & Laser

You have to be a bit careful as the divider common
(+) is the table voltage which is nominally ground
but can easily have transients in the 50V or greater
range. This is because the arc start transient can have
risetimes in the fractions of a nanosecond region, making
all ground wiring look like a inductor...
  • neil52
  • neil52's Avatar
27 Nov 2024 22:56 - 27 Nov 2024 23:50
f-engrave error was created by neil52

f-engrave error

Category: General LinuxCNC Questions

PIL not loaded.
Traceback (most recent call last):
  File "f-engrave.py", line 348, in <module>
    import pyclipper
ImportError: No module named pyclipper  ;Ive installed pyclipper still get this message
 
  • tommylight
  • tommylight's Avatar
27 Nov 2024 22:50
  • tommylight
  • tommylight's Avatar
27 Nov 2024 22:47
Replied by tommylight on topic LinuxCNC on Intel Clear Linux

LinuxCNC on Intel Clear Linux

Category: Installing LinuxCNC

Hi Tom, please let me know how I can send help! More coffee and pizza, or perhaps some nice beers? 

Thanks for the offer and sorry for the late reply.
If you figure out how to get more time out of a day, let me know, that is what i need most! :)
-
Rod is right, those optimizations are fairly narrow and in usual use not really impactful.
In general, by now all major distros are within several percent of each other in anything as far as speed is concerned, and so are in usability and stability, so here are some reasons why i use Mint for everything:
-fast boot time
-very stable and reliable
-even when i break something badly, it can be restored, always
-can run for months without a single issue
-Mate DE is not the most "user friendly", Gnome and KDE plasma are better for that
-Mate is not "touch" freindly, but it is better than Windoze and Gnome and KDE win here again
Why i do not like other distros:
-Debian has a nasty habit of stuff just stopping at random, mainly taskbar stuff
-Debian boot time has improved a lot, but not yet Mint times
-Tuxedo OS has issues with kernel licensing, it is very user friendly and reliable but just a bit heavier on resources, touch works out of the box, LinuxCNC needs a lot of cuddling to make work so does not pay off
-Fedora boots very slow, a bit sluggish on older hardware, quite good with touch, does not use DEB's, no LinuxCNC
-i will not use anything that does not open a terminal with CTRL+ALT+T !!!
-have not used Gentoo in ages, it was very fast and very stable, has issues with some hardware back then but mostly could be made to work.
-SlackWare was even faster than any of those, was a pain to setup but worked like a "nuclear powered battleship", no idea where it is now
-FreeBSD was similar to SlackWare and got better when PC-OS came out
-Porteus, Pupps, etc, are very good at what they do, and there is DebianDog Pup with older LinuxCNC
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