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  • DarkPhoinix
  • DarkPhoinix
08 May 2025 15:46 - 08 May 2025 16:03
Replied by DarkPhoinix on topic Which kernel version is best for real time?

Which kernel version is best for real time?

Category: General LinuxCNC Questions

Perhaps try this:

Save your config files somewhere very safe.

Open your PC and remove all unnecessary hardware (except the GPU).

Reinstall LinuxCNC from the official ISO. (The latest version, or perhaps some earlier version).

Set CPU governor to performance.

Run latency test.

See if latency is improved.

Changing the scaling govenor to performance reduced my latency a noticable amount.


Now i try 
echo performance | sudo tee /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor


in my bios conf i have:
Enhanced Intel SpeedStep Technology: Disabled
Turbo Mode: Disabled
CPU C3 Report: Disabled
CPU C6 Report: Disabled    

i need to enable all for change governor?
  
i have another SSD ready with same version of linuxcnc 2.9.4 i try to install kernel 6.6 for test, make monolithic for first if see error go modular kernel with initrd image with SATA driver in.
  • cakeslob
  • cakeslob
08 May 2025 15:46

Remora - ethernet NVEM / EC300 / EC500 cnc board

Category: Computers and Hardware

dammit spyder i thought i had more time before you would start asking about qtdragon

im working on a thing for easy GUI switching, but in the mean time you can use this as a reference because i know it works and its pretty close to what the config is you want.

github.com/Expatria-Technologies/remora-...hal/remora-flexi.ini

github.com/Expatria-Technologies/remora-...figSamples/flexi-hal
  • PCW
  • PCW's Avatar
08 May 2025 15:42
Replied by PCW on topic mesa 7i90hd

mesa 7i90hd

Category: Driver Boards

There's a rough key in the firmware names

ST stepper
SV servo (= PWM/Encoder)
SS Smart Serial
UA UART

And then numbers indicating how many of each kind of module is included

You could make a script with mesaflash to create matching pinout  files

somethign like:

sudo mesaflash --device 7i90hd --epp --addr 0x378 --write $1.bit --reload
sleep 3
sudo mesaflash --device 7i90hd --epp --addr 0x378 --readhmid > %1.pin

Just make sure you just write epp configurations...

 
  • Catch22
  • Catch22's Avatar
08 May 2025 15:39

Can I have 2 seperate interfaces on the same computer?

Category: General LinuxCNC Questions

Ok so by installing Linuxcnc 2.9 and probe basic it won't change any of the original Linuxcnc 2.8 and axis stuff I have?
  • langdons
  • langdons
08 May 2025 15:38
Replied by langdons on topic linuxcnc Latency test ambiguous results

linuxcnc Latency test ambiguous results

Category: General LinuxCNC Questions

Set fan profile to max in BIOS.

Don't boot from a USB key.

Use a real SATA or SCSI HDD/SSD.
  • langdons
  • langdons
08 May 2025 15:36
Replied by langdons on topic linuxcnc Latency test ambiguous results

linuxcnc Latency test ambiguous results

Category: General LinuxCNC Questions

Stress uses 100% CPU time, but not 100% CPU power.

Use mprime for a real stress test (NOTE: it may melt your PC).

But because it runs at a lower priority than LinuxCNC does, neither will make a big difference (assuming unlimited cooling capability).
  • Leuo_
  • Leuo_
08 May 2025 15:33

Help to configure external start button and external emergency button, EK1100

Category: EtherCAT

Hello,

Iam using EK1100 coupler and EL1008 for inputs and EL2008 to outputs, i try make in .hal file the configuration to use external buttons for Start and Emergency, how i can make in .hal file to link the rights io's ins .hal file.

Thanks for the help. 
  • langdons
  • langdons
08 May 2025 15:33

Can I have 2 seperate interfaces on the same computer?

Category: General LinuxCNC Questions

If you are using stepconf, just change the GUI dropdown and save changes.

(Make a copy of config first just in case)
  • Catch22
  • Catch22's Avatar
08 May 2025 15:30
  • langdons
  • langdons
08 May 2025 15:22
Replied by langdons on topic Which kernel version is best for real time?

Which kernel version is best for real time?

Category: General LinuxCNC Questions

Perhaps try this:

Save your config files somewhere very safe.

Open your PC and remove all unnecessary hardware (except the GPU).

Reinstall LinuxCNC from the official ISO. (The latest version, or perhaps some earlier version).

Set CPU governor to performance.

Run latency test.

See if latency is improved.

Changing the scaling govenor to performance reduced my latency a noticable amount.
  • DarkPhoinix
  • DarkPhoinix
08 May 2025 15:20
Replied by DarkPhoinix on topic TB6560 jp-1635a driver pin connection to NVEM v5

TB6560 jp-1635a driver pin connection to NVEM v5

Category: Driver Boards

Signal Power <-------------> com+
Pul- <---------------------> cpx- ​​ ​
Dir- <---------------------> dix-

Solved need editing txt to upload to NVEM with DMA options, but for make signals need oscilloscope and function generator.
  • Spyderbreath
  • Spyderbreath's Avatar
08 May 2025 15:10
Replied by Spyderbreath on topic Moving from Axis to QtDragon?

Moving from Axis to QtDragon?

Category: Qtvcp

I regret to inform you, but maybe a better closing statement would be - "and there is almost no chance it starts up. A starting point"

Attached is the LinuxCNC Errors report that comes from trying to run the config with "DISPLAY = qtvcp qtdragon". The forum will not let me put the error in the code quotes as it thinks it's spam being posted. Any suggestions as to what needs to be done to start to fix the mess?
  • langdons
  • langdons
  • vre
  • vre
08 May 2025 14:58 - 08 May 2025 15:04
Replied by vre on topic Run/Step Hold/Resume Buttons

Run/Step Hold/Resume Buttons

Category: HAL Examples

This config if you push start and it is in manual mode changes to auto automatically and runs the code.
How to do it not change to auto automatically?
I have changed this
net run-sig halui.mode.auto halui.program.run <= and2.2.out

to this
net run-sig halui.program.run <= and2.2.out

but continues to run the program even it is in manual mode.

Also this must uncommented or not ?
# net pause.on and 2.3.in1 <= halui.program.is-paused
  • fery15sty
  • fery15sty
08 May 2025 14:51
Replied by fery15sty on topic Axis Position Logger

Axis Position Logger

Category: AXIS

ok, i have tried editing the code to change it to R. after many errors finally it worked..

Thanks

 

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