On Wednesday 14 December 2016 22:12:22 Greg Bernard wrote: > OSH Park ~ Sign up > I just now tried again, Greg, my email addy is already in use. Not by me it isn't. And neither of the browsers I use recalls a password.
Shrug... I can make it if digi-key ever gets off the pot. > > > > > > > > > > OSH Park ~ Sign up > By James Harton, Resistor. An electric ecosystem | | > > > > > > > +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ >++++++++++ "Anyone who believes exponential growth can go on forever in > a finite world is either a madman or an economist." -Kenneth Boulding, > economist > Corporations are NOT people and money is NOT speech! > > > From: Gene Heskett <[email protected]> > To: [email protected] > Sent: Wednesday, December 14, 2016 8:53 PM > Subject: Re: [Emc-users] Machinekit? --> LinuxCNC computer > > On Wednesday 14 December 2016 13:14:34 andy pugh wrote: > > On 14 December 2016 at 15:47, Gene Heskett <[email protected]> > > wrote: > > > Haven't tried, its been screwed for close to the time limit of my > > > backup storage setup. > > > > You said: > > "But uspace-linuxcnc is > > running, gfx and all, on the R-Pi 3b, smoothly enough for this picky > > old man. " > > > > On the 29th November. That's 2 weeks ago. > > well, so much for that Idea. tar was cleaning house, getting ready to > overwrite everything non-volatile from / up, and its crashed. No > bootable card left. > > Convinced as I am that I've somehow blown a gpio pin anyway, I just > ordered 2 more pi 3b's, with heat sink kits from mcm @$35 each plus > tax & shipping. And Jeff Epler has not replied as to whether he has > any spares of the spi adaptor board he designed and put on OSHPark > share. And I can't get it from OSHPark because there is no place to > create an account, only to login if you have one. Strange way to do > business IMO. Or my cataracts are worse than I thought. Shudder. > I'll put another sd card in the writer & put another copy of Jessie on > it, but nuke the passwds for root and pi before I stick in back in > this pi so I can at least set a longer root pw, and a user pw that is > the same system wide. > > But as unstable as the stock install is with the rt kernel, I'll have > the next 2 pi's on hand for insurance before I get serious about > loading up lcnc again. Or just say screw it and bring the old Dell & > its 5i25 close enough to work it. If I could find some breakouts > usable. What I have has 1/3rd of its ports screwed up with something > or other for Machs bastard setup. And CNC4PC has discoed their good > board. Rev 4 of the C1G. I thought I was getting one from John T., but > it was a rev3, with half a bushel of 20 kilohertz max opto's on it, > Rev 4 has no opto's, and a 10ns propagation time in either direction. > Great card even if it was $90. With a nice brite led on every line > going both ways, makes a great troubleshooting tool when first hooking > stuff up... Encoder acting funkity? Roll the chuck a few degrees and > watch the leds. > > I am about done with re-inventing these wheels only to have shitty > hardware like these female-female jumper cables destroying something > damned near every day. If I had been able to carve hal code with half > the time I've spent trying to stay half a skip ahead of these jumpers > and apt, I'd have been making swarf 2 weeks ago instead of going to > bed so damned discouraged I am not getting enough sleep every night > for the last 2 weeks. > > I am not kidding about these jumpers, you can peel one off the bunch, > plug it over a pin on an old 40 pin ide interface card, slowly turn > the card over so its hanging down, and it will fall off the pin before > its hanging straight down. I saw how cheap they were, and bought some > from a different vendor for a dollar more, same exact crap. > > I just found an old 40 wire IDE cable with 3 connectors on it. So I'll > cut one end off with about an inch of cable I can strip and stick it > in some solderable perfboard, make up another 8" 26 wire with the 26 > pin IDC header plugs to fit the 7i90 if and when they find my mailbox, > and make up an adapter cable, with series terminating R's on the > perfboard, that cannot be installed wrong as long as the pin one > arrows are obeyed. > > Not your fault Andy, but that Murphy that wrote all those laws lives > here. Apparently for free. > > So I'll get started on a new cable tonmorrow. > > Take care, Andy. > > Cheers, Gene Heskett 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> ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
