LinuxCNC + Orange Pi (allwincnc)

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02 Aug 2021 14:02 #216698 by Cncninja
Thanks, my other cnc just has a pop up to hit a key to contiue. I remover that line and it started to go.

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02 Aug 2021 14:04 #216699 by Cncninja
I'm getting the realtime delay error on task 1 with period 1000000.. i have not tried the gl driver yet

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02 Aug 2021 17:00 #216713 by taylorcmq
which model of your card?

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02 Aug 2021 17:41 - 02 Aug 2021 18:02 #216717 by Dolence
Hey guys, many thanks for the follow-ups!

It seems using hardware acelerated graphics increase greatly the performance and solves the issues, right?
After some reading and testing I noticed I couldn't use the older instructions with the newer kernels on more recent armbiam images. Those instructions are dated from 2016. I saw more recent instructions for having it working on newly versions and I'm trying it right now. Anyone which had success with this can describe which process was sued, please? Also, lima drivers shouldn't offer hardware acceleration?
I'm also considering using an older image with older kernel for some tests. 
Last edit: 02 Aug 2021 18:02 by Dolence.

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02 Aug 2021 18:18 #216724 by Bari
H3 has a Mali400 so try to use the Panfrost/Lima drivers.

wiki.debian.org/MaliGraphics

H3
linux-sunxi.org/H3
You need to run a heatsink and you don't want the CPU core speeds to change/throttle. So you need a good heatsink and to the lock the CPU speed governor at ONE speed.

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03 Aug 2021 13:48 #216820 by Cncninja
it's a Libre ALL-H3_CC 1GB (Tritium-h3), Full Armbian support
www.armbian.com/tritium-h3/

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03 Aug 2021 13:51 #216822 by Cncninja
Hey Bari,

is there a post to show how to lock speed?

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03 Aug 2021 13:51 #216823 by envyvan
Hi Forks,

Good day.
I have playaround the encoder function today and there is one issue I found with the input pin function.
I can't use the "setp arisc.gpio.PG6-pull       -1" to pull the pin to ground, It mean the encoder number keeping counting, still has 0.6V on the pin.
And also seem like the encoder only likes to counting at HIGH, I need to use the pull down resistor with input pins.
But If I check the pin which is sign to the Stepper Enable pin or the DIR pin, they can set to low correctly.

I wonder If MX Master have some luck to look on it, But I realize they talk about the encoder function before, I wonder how they set there hardware and parameter.


 

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03 Aug 2021 13:57 #216824 by Cncninja
Should I use this to install from that page, or do I need a variant for ARM?

apt install mali-t76x-x11-driver
apt install mali-t76x-wayland-driver
apt install mali-t76x-fbdev-driver

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03 Aug 2021 13:59 #216825 by Cncninja
is this for real encoders or the virtual feedback encoder?

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