Re: my silly project continues

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On Monday 19 March 2018 11:30:44 Dr. Nikolaus Klepp wrote:

> Am Montag, 19. März 2018 schrieb Gene Heskett:
> > [...]
> >
> > I've got jessie on an r-pi3b, and they call it an armhf. Running
> > xfce. Color depth could be better, 5,6,5 framebuffer IIRC, makes
> > about 7 frames a second, but would also be even slower. Just barely
> > fast enough to run LinuxCNC.
>
> Could you give me a hint where to download a working image? I'm
> struggling with RPi+LinuxCNC for ages, almost gave up that project.
>
> Nik
You might try googling for:
linux-image-rpi2-rt_4.4.4-rt9-v7+-7_armhf.deb
Which will at least give you a kernel that will run it.
pin it. I can send that too.

The install is armbian jessie lite. Downloadable from the armbian site
LinuxCNC is the uspace version of 2.8-pre. Weird config, no PID's used 
Works fine.

PM me, and I can send you what should be working configs IF you've 
installed and wired up a pair of MPJA's 100 ppr a/b encoders to function 
as hand wheels. This encoder is also available elsewhere, s/b under $25 
a copy. Interface is a mesa 7i90HD, with 3 7i42TA's to protect the 3.3 
volt 7i90HD from the noises. Spindle control is a 240 volt single ph 
input 1.5 hp vfd, running an old (probably about 40 yo) 3 ph, 1 horse I 
took off a scrapped air compressor.
But no use further cluttering this list, so PM me.

-- 
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)
Genes Web page <http://geneslinuxbox.net:6309/gene>

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