On Tuesday 08 September 2020 04:56:04 andy pugh wrote:

> Yesterday I decided I needed yet another PC to do a test install of
> the LiveCD (as I did not want to wipe my triple-booting test machine
> which has all the Mesa cards on it, and my old D510MO was
> demonstrating why it is no longer my mill controller.
>
> I bought the cheapest x86 machine that Amazon had on same-day delivery
> (ordered at 1100, arrived 1830) which turned out to be:
> https://www.amazon.co.uk/gp/product/B089RDVP7F
> Though at the time I ordered it the price was £84 delivered (€92,
> $109, 1825ZAR) as it was on a flash deal.
> It has 4GB ram, a 64GB SSD and comes with Windows 10 pre-installed and
> UEFI
>
> LinuxCNC installation hit two minor bumps, which is the main reason
> for this email.
>
> 1) The Wifi chip needs proprietary drivers. The installer does not
> appear to know how to get these.
> 2) Installation of Grub2 failed the first time. Google suggested that
> it would succeed if the machine had a network connection, and by
> plugging in an ethernet connection the process went smoothly.
>
> Having installed LinuxCNC and the Buster preempt kernel, the latency
> is, well, unspectacular. It runs at about 120uS or 120,000nS which is
> certainly not good enough for hardware stepping, but with no parallel
> port or other GPIO this isn't really relevant. It ought to work with a
> Mesa ethernet card but that is not yet tested.
>
119 lbs but cannot ship to the us. And considering its an atom, horrible 
latency. I have see as little as 12 ns out of my pi4 if nothing else is 
disturbing it. firefox, browsing the web = 200ns but never gets any 
worse. With an spi drive to a mesa 7i90 it simply doesn't care.  It Just 
Works.

> It's tiny. About as thick as a Pi and twice as wide. It comes with a
> bracket to mount it on the back of a monitor or TV.


Cheers, Gene Heskett
-- 
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
If we desire respect for the law, we must first make the law respectable.
 - Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/gene>


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