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Celerron N2807 or J1900
7 years 3 months ago #140989
by rodw
Replied by rodw on topic Celerron N2807 or J1900
Clive, if you have latency issues let me know and I'll take some pics of the BIOS settings I am using. Need to be set to C1 from memory. Look for that anyway. So long ago.
These are a couple of J1850's another Linuxcnc user found for me. Used with 4 Gb RAM for AUD $70 each
They have a Baytrail Chip which is very problematic with Linux. I could not get them to boot until he shared BIOS settings and then one of them needed the battery removing first. With Stretch, the latency now is quite good and the inbuilt wifi works fine. I tried compiling the PREMPT_RT kernel on Linux Mint based on BigJohn's instructions and it won't boot. I did see somewhere that there might be another compiler flag that should have been set.
I've seen these on Aliexpress so it would be nice to try a J1900 version to see if the wifi is still good!
These are a couple of J1850's another Linuxcnc user found for me. Used with 4 Gb RAM for AUD $70 each
Attachment not found
They have a Baytrail Chip which is very problematic with Linux. I could not get them to boot until he shared BIOS settings and then one of them needed the battery removing first. With Stretch, the latency now is quite good and the inbuilt wifi works fine. I tried compiling the PREMPT_RT kernel on Linux Mint based on BigJohn's instructions and it won't boot. I did see somewhere that there might be another compiler flag that should have been set.
I've seen these on Aliexpress so it would be nice to try a J1900 version to see if the wifi is still good!
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7 years 2 months ago #141271
by Clive S
Replied by Clive S on topic Celerron N2807 or J1900
Update
The Gigabyte Brix BXBT-1900 Barebone Mini PC Kit, Intel Celeron Quad Core, DDR3L, HDMI/VGA, WiFi/BT, 2.5" SATA II, VESAversion .
I could not get it to run Linux. I have even tested it with a known good ssd with linuxcnc 2.7 on, that will boot up fine on several other PC's I have.
Looking at the Brix website it seems to only do Windows www.gigabyte.com/uk/Mini-PcBarebone/GB-B...rt#support-dl-driver
The Gigabyte Brix BXBT-1900 Barebone Mini PC Kit, Intel Celeron Quad Core, DDR3L, HDMI/VGA, WiFi/BT, 2.5" SATA II, VESAversion .
I could not get it to run Linux. I have even tested it with a known good ssd with linuxcnc 2.7 on, that will boot up fine on several other PC's I have.
Looking at the Brix website it seems to only do Windows www.gigabyte.com/uk/Mini-PcBarebone/GB-B...rt#support-dl-driver
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7 years 2 months ago #141274
by PCW
Replied by PCW on topic Celerron N2807 or J1900
I have a (older) BXBT-1900 and it runs Linux/LinuxCNC fine
I did install via a standard modern Linux distribution and then
installing a real time kernel and LinuxCNC
I did install via a standard modern Linux distribution and then
installing a real time kernel and LinuxCNC
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7 years 2 months ago #141279
by tommylight
Replied by tommylight on topic Celerron N2807 or J1900
Did you try to disable UEFI in BIOS ?
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7 years 2 months ago #141288
by Clive S
Replied by Clive S on topic Celerron N2807 or J1900
Ok. Update: I take it all back the setting to change was CSM in the bios
and disable secure boot
Thanks to all that helped.
Thanks to all that helped.
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7 years 2 months ago #141295
by rodw
Replied by rodw on topic Celerron N2807 or J1900
Great you got it sorted. I don't need to take photos of my BIOS settings now
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7 years 2 months ago #142211
by GradeMind
Replied by GradeMind on topic Celerron N2807 or J1900
N2807 for me
Internal Wifi / BT Card needs to be removed physically or blacklisted and use usb wifi instead
Terminal:
lsmod
modinfo -F depends xxxxxx ( try to figure out what is using what)
sudo modprobe -r xxxxxx (temporary remove module)
rtl8723be was the name of my chip wifi/bluetooth
open file
/etc/modprobe.d/blacklist.conf
add --- "" blacklist rtl8723be ""
save
update-initramfs -u
reboot
Internal Wifi / BT Card needs to be removed physically or blacklisted and use usb wifi instead
Terminal:
lsmod
modinfo -F depends xxxxxx ( try to figure out what is using what)
sudo modprobe -r xxxxxx (temporary remove module)
rtl8723be was the name of my chip wifi/bluetooth
open file
/etc/modprobe.d/blacklist.conf
add --- "" blacklist rtl8723be ""
save
update-initramfs -u
reboot
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