LinuxCNC + Orange Pi (allwincnc)

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6 years 4 months ago #171226 by MX_Master
Replied by MX_Master on topic LinuxCNC + Orange Pi
This RT kernel works fine. Just tested using Orange Pi One Plus (H6)

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6 years 2 months ago - 6 years 2 months ago #177682 by tjtr33
Replied by tjtr33 on topic LinuxCNC + Orange Pi
I made pcbs to connect op+2e to gecko G540 and breakput the io.
The early testing shows incredibly fast stepping.
>>>work in progress<<<

edit: bad url --->>>>[strike] imgbox.com/gallery/edit/zJzKHgGOz8/x1S26uJJHwXGmJx0 [/strike]

many thanks to mxmaster

tomp
Last edit: 6 years 2 months ago by tjtr33. Reason: bad url

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6 years 2 months ago #177683 by tjtr33
Replied by tjtr33 on topic LinuxCNC + Orange Pi
try this url, should be public with no registration
imgbox.com/g/dcPDVr396G

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6 years 2 months ago #178058 by faradaygv
Replied by faradaygv on topic LinuxCNC + Orange Pi
Hi, MX_Master. i have questions about the ARISC driver you created.
1-I'm downloaded the Arisc driver from the address you provided, installed it, it worked on the machine without any problem. But I can see that it runs a 20 minute test program and goes back to the starting point with an error. This error is variable; +0.4 mm to -0.4 mm. There is a random shift between them. I ran a calibration test every day for 1 week. We have seen a steady random shift. The reason for this is because we are confident that the heading signal should take precedence over the Pulse signal, so the error will go away. If you can think of an add-on in your software for that matter, you are actually implementing a production unit.
We noticed that it ran the same test program at the same speed (9 meters per minute) with the
2-GPIO driver and returned to the starting point without any errors at the end of the job by running the same file 30 times and returning to the starting point without any mistakes or misses.

Your Arisc project is very good at generating fast pulses, the only thing missing is its working accuracy, which can be adapted to production. We would be grateful if you could fix this issue.

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6 years 2 months ago #179079 by MX_Master
Replied by MX_Master on topic LinuxCNC + Orange Pi
Steps loosing issue was confirmed. Need some time to fix it..

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6 years 2 months ago #179921 by twoflowers
Replied by twoflowers on topic LinuxCNC + Orange Pi
Are there any differences between OrangePi and NanaoPi? Any board that you would recommend - or avoid? (I've had RPis working with LinuxCNC, but they were not quite up to the task)

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