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  • gnavecky
23 Oct 2026 15:03
Copying boot image to SSD was created by gnavecky
I am installing a M.2 SSD. Can I copy my current boot image from the SD card to my SSD?
I am running this on Raspberry PI5

thanks for your help 
  • Todd Zuercher
23 Oct 2026 10:38
Replied by Todd Zuercher on topic lcec_conf error (newest lcnc 2.10 and debian 13)
Yes, Stable does not necessarily mean bug free. But it also does not mean that there are not bug fixes when bugs are found. This isn't Debian. In the case of Linuxcnc, it only means that it is no longer getting new features and major changes, and it will be much more bug free than the development branch. The Master development branch in Linuxcnc is more analogous to Sid in Debian. Linuxcnc does not have a Testing stabilizing branch like Debian.
  • Todd Zuercher
23 Oct 2026 10:21
Replied by Todd Zuercher on topic Jogging a 2nd Spindle
It didn't on the last machine I set up about 6 months ago. (But that does not mean that it didn't change since then.) It would be nice if it did do that.
  • timo
23 Oct 2026 08:05 - 23 Oct 2026 08:11
Tuxcnc sums sit up "working model", "zero practical value". If the goal is making things then a drill press hand tools and a jig saw, might be the better options. Do not make the mistake thinking a CNC machine is "the tool" for making stuff.

Having seen a TTC-40h in person I would stay away from this "brand" :-)

Considering what your goals are is the first priority. "I do not need it to be fast" "I only want to do hobby work" that is what I hear all the time. Most probably the "more hobby" it is, the more babysitting a machine needs.
Hobby machines lack reliability and most of the time for one off parts I have to supervise the process full time. G-code from any cam system needs to be veryfied and or observed. (never trust the CAM).

Thinking about just spending more than 100$ on a few small endmills and one M6 tap last weekend. It becomes almost ridiculous how many discussion I see about making a controller electronics costs 50$ less than another option.
If you use a machine a lot, other costs add up quickly. 
p.s. the machine price is the least concern.
  • rodw
23 Oct 2026 07:32
Replied by rodw on topic Jogging a 2nd Spindle
I thought the spindle selected was remembered until another spindle was chosen so you don't need to set the spindle with every M3 command
  • ajanfahri
23 Oct 2026 06:30
Replied by ajanfahri on topic Show Your Stuff: My Custom CNC Controller
I understood the "Show Your Stuff" section as a place where members could share their own projects and technical work, so I thought it would be appropriate to share mine there.

I'm still exploring LinuxCNC and learning from the community. I may not have much to contribute to LinuxCNC itself at this stage, but I wanted to share what I've been working on and exchange ideas with others.

There was no intention to misuse the forum or disregard its purpose. If my post is not appropriate for this section, I understand.
  • tommylight
23 Oct 2026 04:20
Replied by tommylight on topic LinuxCNC 32 BITS
While LinuxCNC is running, open a terminal and type
sensors
Check the CPU temperature, if it is over 60 degree C, check the fan and remove the CPU cooler, clean and repaste the CPU, test again.
Also visually check the motherboard capacitors for bulging and/or leaks, if any are bulging replace the PC.
Same as above for power supply, if capacitors are bulging replace the PS.
In BIOS, disable hyperthreading (this is a must), disable turbo, speedstep, PCI-E aggressive power management, modem, sound, TPM, secure boot, etc, anything regarding power saving.
  • tuxcnc
23 Oct 2026 03:42
"Stable" does not mean that the program is really stable and bugs-free.
It just means that it's old and there's something missing.
For example, Debian is released every three years and Ubuntu every six months. People prefer Ubuntu because they probably don't know it's unstable and should use Debian...
Coming back to LinuxCNC, I use version 2.10 because I don't want to wait a few years for functionality that I can have today.
And you must always be careful, even if something is called stable.
  • Toribio1898
23 Oct 2026 03:35
Replied by Toribio1898 on topic LinuxCNC 32 BITS
Muchisimas Gracias, de todas maneras, comparto lo que tengo Placa Intel D865DKD, procesador Intel Celeron 2.53Hz )1 cpu lógico), 998MB RAM, kernel 3.4.9-rtai-686.pae. Test de latencia: Max Jitter servo 1ms us a 405us, con wifi apagado y BIOS con APM desactivado. ¿Con período de base de 100000 ( 100 us), en Stepconf, se queja de latencia?. Que hardware maneja usted?, Aún me gustaría saber lo de JT, quien me confirmó, que usaba ese Ubuntu hacías años, sin problemas. Muchas Gracias por haberme respondido y su paciencia. Me encantaría que ésta viejita de cpu, me anduviera bien....
  • tuxcnc
22 Oct 2026 21:44 - 22 Oct 2026 21:46
Rotary axes homing was created by tuxcnc
I think I can configure it myself, but I decided to start this topic because, firstly, maybe someone has a ready-made solution, and secondly, it may be useful to someone else.

Well, I bought a Chinese rotary axis. It is of good quality and works properly, but the designer did not provide homing limit switches.
I decided to add them in such a way as to interfere with the original structure as little as possible.
I came up with an idea that if you cleverly place miniature inductive sensors, they can work with small pieces of metal attached to moving elements, while the sensors themselves will be attached to a stationary base.
I fiddled with it a bit and it worked.
The video shows a complete makeshift, the elements are attached with double-sided tape, and the Chinese TL-W3MC1 sensors work with plates from a canned food can. Of course, ultimately it needs to be done better.

As you can see, the B axis (tilt) is referenced first, then it is set at the appropriate angle relative to the sensors (in this case +90 deg from machine zero), and only then the A axis (rotary table) is referenced. No special combinations are needed here, just set the HOME, HOME_OFFSET and HOME_SEQUENCE parameters correctly in the ini file.

As I wrote above and as you can see in the video, it works properly, but there is a problem that needs to be solved.
Well, everything is fine when we base all axes at once.
If we try to reference only the A axis, it will probably fail, because the sensor and the mating metal will be in such positions that they will never come close to each other. Therefore, when homing only the A axis, should be first check whether the B axis is referenced and is in the appropriate position, and then decide whether to perform homing or display an appropriate message instead.
It seems to me that LinuxCNC has the appropriate pins and HAL components to do this, but I haven't thought about the details yet, because I only started this project today and, objectively speaking, I've already done a lot.

If someone would like to help me, that would be nice.
  • scsmith1451
22 Oct 2026 19:47
Replied by scsmith1451 on topic Sudden lost of Y2 slave control
Yes indeed it was a wiring issue. As I was debugging today I discovered the power connector to the micro stepper was loose. When will I ever learn?!
  • RRicardo
22 Oct 2026 19:05 - 22 Oct 2026 19:09
My Conversational Wizard was created by RRicardo
Hi all,
i'm starting to finishmy first conversational wizzards, in first time this is for our aluminium work to make toolpaths for windows and doors profiles but it comes realy nice to other things to, to quickly make combinations and create the right toolpaths during day work to save and open in machine without the need of complex operations, software and exports.

Contains basic functions like orbit, pan and zoom in the perspective block, top view, and option to configure your header, tool change and footer of the gcode to turn more compatible with any requirements.

This will run in any browser and it will be in just one single file with no need instalations, as you will only need a browser wharever your os is.
So i'am open to useful tips to sse what you more experienced operators think will be nice to implement.
thank you in advance for your possible tips.
  • MaHa
22 Oct 2026 18:45 - 23 Oct 2026 18:08
PLOT/grid_size was created by MaHa
After update i am not able to run my flex ui

Code:
File "/usr/bin/flexgui", line 547, in window = flexgui() File "/usr/bin/flexgui", line 393, in __init__ startup.setup_plotter(self) ~~~~~~~~~~~~~~~~~~~~~^^^^^^ File "/usr/lib/python3/dist-packages/libflexgui/startup.py", line 3615, in setup_plotter set_grid_size = parent.settings.value('PLOT/grid_size', default_grid_size, type=float) ^^^^^^^^^^^^^^^^^ UnboundLocalError: cannot access local variable 'default_grid_size' where it is not associated with a value Shutting down and cleaning up LinuxCNC...

Edit:
It's just my testing in virtualbox, so no problem. Flex examples crash also
  • Todd Zuercher
22 Oct 2026 17:58
Replied by Todd Zuercher on topic lcec_conf error (newest lcnc 2.10 and debian 13)
I'm sorry, I'm just a user like you. But that sort of thing is not unexpected when running the development branch (currently 2.10) and not the stable release version (2.9). The development branch is where changes are introduced and those changes are often undocumented or not fully documented. And things do occasionally get broken.

While I would not hesitate to use the Master branch to run a machine if a needed feature was only found there. I would want to thoroughly test it on that machine before releasing it to a production environment. And I would be extremely hesitant to update the version of said working machine without further rigorous testing. Personally I will stick to the general release branches whenever possible for machinery others might use. Master is for testing.
  • NWE
22 Oct 2026 17:15
That seems to be working. I just finished successfully downloading the source code over my very slow internet. Soon I have a meeting with a client, so I will have to explore further later.
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