#linuxcnc | Logs for 2012-01-18

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[04:55:56] <wendtmk> Ah, I see I made it to the Not_EMC2 forum... ;-)
[04:57:21] <Valen> i really don't like corporate america
[04:58:28] <wendtmk> Wonder which really came first, the NIST project or the corporation?
[05:01:38] <wendtmk> And EMC2 (with the 2 being an exponent) was Al Einstein's equation. ;-)
[05:02:53] <Valen> to be fair EMC2 is a bad term to google for
[05:04:10] <wendtmk> wonder why they haven't gone after these guys: http://emc-squared.net/
[05:04:15] <Valen> hah, you dont need steppers to make CnC music http://www.youtube.com/watch?v=jAWF-qhh4pQ&feature=related
[05:05:59] <wendtmk> ROFL! Somebody has waaaaaay too much time on their hands.
[05:06:30] <Valen> No gears in my mill unfortunatly
[05:06:37] <Valen> i wonder if i could do it on the spindle though
[05:07:11] <wendtmk> Heh, if I did that on my spindles my machine would be jumping all over the place.
[05:07:32] <Valen> we have a 24Krpm 3Kw spindle
[05:07:39] <Valen> should be ok ;->
[05:16:21] <wendtmk> I've got two spindles running saws on my machine, with the saws forming a "V". It would be interesting. ;-)
[05:55:50] <alex_joni> wendtmk: their trademark predates 1993
[06:23:43] <wendtmk> Alex: Bummer. ;-(
[06:30:06] <Ekkeri> huh, no ops?
[06:30:42] <Ekkeri> (not familiar with this freenode network thou)
[06:32:44] <Ekkeri> pcw_home, would this be clear enough: http://ekke.kapsi.fi/temp/.7i52e_conversion.jpg hopefully you aren't allergic to colors :)
[06:42:16] <Loetmichel> re @ home
[07:52:00] <awallin> anyone have experience with setting up a PPA? using cmake generated files?
[08:07:52] <Loetmichel> *grrr* ... Win 7 x64 ans Corel Draw 8 dont mix... now how do i generate my CNC data NOW?
[08:08:37] <alex_joni> virtual machine?
[08:09:43] <Loetmichel> just for corel? bit much...
[08:56:07] <clytle374> How should we handle the wiki when it comes to pages with names involving emc?
[08:56:24] <clytle374> Since we can't rename a page.
[08:56:45] <Ekkeri> wow, corel draw 8, I think last version I have used is 4 :)
[08:58:38] <Ekkeri> and v8 is from -98 :P
[08:59:13] <Ekkeri> Loetmichel, v14 / X4 seems to be first one with 64-bit W7 support
[09:00:06] <Loetmichel> Ekkeri: v8 i have a license, x4 i have to buy, besides the GUI hase changed a lot.
[09:00:14] <Loetmichel> i dont want to learn new ;-)
[09:00:51] <Loetmichel> i am using xp (my old installation) in a VMware player now.
[09:01:08] <Ekkeri> I feel old now, v4 is from -93, that's 19 years
[09:01:20] <Loetmichel> good idea to backup th old system with Acronis before installing win7 pro x64
[09:01:22] <alex_joni> I have a v4 licence somewhere
[09:01:33] <Loetmichel> ... that can be converted to a virtual machine ;-)
[09:01:53] <Loetmichel> Ekkeri: i have started with version 4 also ;-)
[09:03:27] <Ekkeri> I was thinking to use VM in Ubuntu for XP & some softwares, but decided it's easier to just install it seperately, hopefully I won't need it that often :)
[09:03:58] <Loetmichel> ... and my first computer was a zx81. payed about 300,-DM Newspaper-boy-money for it. ;-)
[09:04:09] <Loetmichel> <- is not feeling old
[09:04:14] <Loetmichel> <- IS old ;-)
[09:05:13] <Ekkeri> there were some 1000 page manuals for kvm/xen/etc. and some issues with 10.04 etc. so I gave up :)
[09:05:40] <Ekkeri> I have zx45!
[09:06:29] <Ekkeri> but it's a mill, not computer :/
[09:07:14] <Ekkeri> I started with C64
[09:07:19] <Loetmichel> Ekkeri: i had installed Vmware player in a ubuntu 9.04. had run like a charm without any hiccups. so it IS possible ;-)
[09:07:49] <jdhNC> I started with 4 vaccuum tubes and some toggle switches
[09:08:09] <Ekkeri> Loetmichel, :)
[09:09:10] <Loetmichel> Ekkeri: bought the sinclair ZX-81 as a DIY-kit in '82... ;-)
[09:09:35] <jepler> I started with Atari 2600 Cartridge Basic. http://www.atariprotos.com/2600/software/basicprog/basicprog.htm
[09:09:45] <Ekkeri> jdhNC, ok, you might be a bit older than me :D
[09:10:14] <jdhNC> or, I'm lying. I do remember vacuum tube testers in stores though.
[09:10:49] <jdhNC> my first was a TRS80
[09:10:49] <Ekkeri> I would like to have one
[09:11:04] <Ekkeri> I have some tube amps etc. :)
[09:11:08] <clytle374> Tube testers, and sales people that wee knowledgeable
[09:11:16] <Loetmichel> Ekkeri: build one yourself
[09:11:27] <Loetmichel> it isnt THAT complicated
[09:11:31] <Ekkeri> Loetmichel, too much diy projects already :D
[09:12:14] <Loetmichel> harhar, THAT i can relate to ;-)
[09:13:14] <Ekkeri> but I will glue some pulleys to servos now, hopefully they will stay put
[09:20:52] <Loetmichel> Ekkeri: if not: drill diagonnaly through pulley and axle and hammer a pin in ;-)
[09:20:58] <Loetmichel> +l
[09:36:39] <TRW_Aguascalient> Hi, im planing to use the mesa 7i42 breakout card but im not sure how much current can it source to drive a load in each pin, some ideas?
[09:38:37] <Ekkeri> Loetmichel, yes, just a bit extra work, we will see
[09:38:44] <TRW_Aguascalient> the manual said something around 5mA but mentions that current for ttl levels, my loads are 24mA 5V relays so do im in a trouble
[09:39:27] <Ekkeri> that axle might not be too fun to drill
[09:41:18] <Ekkeri> luckily there's a flat bit in key way so shouldn't be too tricky
[09:43:03] <Loetmichel> Ekkeri: TC bits and a stady hand ;-)
[09:43:50] <Ekkeri> TRW_Aguascalient, is there >24mA option in FPGA outputs?
[09:44:48] <Ekkeri> Loetmichel, I don't think so :)
[09:44:54] <TRW_Aguascalient> the manual said The 7I42 places 50 Ohm resistors in series with each I/O pin. These resistors will
[09:44:55] <TRW_Aguascalient> limit the output drive capabilities of the attached FPGA card. When the 7I42 is used and
[09:44:55] <TRW_Aguascalient> FPGA outputs are programmed for 24 mA drive, no more than 8 mA loads should be
[09:44:55] <TRW_Aguascalient> driven if TTL output levels are to be maintained.
[09:45:08] <Ekkeri> TRW_Aguascalient, 7I37 might have been better choice for those
[09:46:12] <TRW_Aguascalient> the problem is the pin density i will need more than 26 inputs and 20 outputs
[09:46:20] <Ekkeri> Loetmichel, my friend have a small mill with rotary table and small chuck, that might do the trick :)
[09:47:35] <Ekkeri> TRW_Aguascalient, 7I64 is remote 24 out&in
[09:51:06] <Ekkeri> 48V 2.5A, what are those relays for?
[09:52:02] <Ekkeri> wow, that's pricey board :)
[09:52:13] <Ekkeri> 200$
[10:51:56] <saschi> hi
[11:06:50] <Jymmm> I'll say it again... GAWD ITS COLD!!! How you mid/east coast folks deal with this is beyond me!
[11:08:21] <pcw_home> Yesterday morning was the coldest this year (N calif) 26F
[11:08:23] <pcw_home> Todays not bad (32F or so)
[11:08:52] <Jymmm> pcw_home: I'm in S. SJ. it's butt cold!!!
[11:09:29] <syyl> hmm, -10C (14F) today.-..
[11:09:37] <Jymmm> pcw_home: 32f you can jsut kiss my frozen ass!!! lol
[11:09:52] <pcw_home> Yeah I think the clouds/moisture/warmth are hitting us first
[11:10:12] <Jymmm> pcw_home: I have to think the homidity level is making it feel colder too
[11:10:28] <psha> and we as usual have warm winter - -10C
[11:11:03] <syyl> tonight forecast says warmer and rain...
[11:11:13] <syyl> in combination with the cold streets...
[11:11:21] <syyl> i think i will slide to work tomorrow ;)
[11:11:22] <alex_joni> it's -2C here
[11:11:58] <alex_joni> only dropped below freezing 2days ago
[11:13:07] <pcw_home> Weve had a very warm and dry winter here so can hardly complain much about the cold
[11:13:42] <syyl> complaining about the weather is useless anyway :D
[11:14:02] <pcw_home> My brother in Austria says its been a late winter coming there as well
[11:14:26] <syyl> same here in germany
[11:14:35] <syyl> had a warm winter untill last week
[11:14:39] <alex_joni> yup, late but still in time
[11:14:49] <syyl> yep
[11:14:54] <syyl> not to unusual
[11:15:02] * alex_joni planned a skitrip in austria early febr
[11:15:27] <syyl> where are you from? Oo
[11:16:19] <alex_joni> syyl: me?
[11:16:19] <pcw_home> They've had to run snow machines for skiing here
[11:16:29] <syyl> yep
[11:16:35] <alex_joni> .ro
[11:16:44] <syyl> ah, ok
[11:20:20] <jdhNC> no sub-freezing temps here in the 10 day forecast :)
[11:20:22] <Jymmm> Tossed a new propane bottle on the heater!!!
[11:20:57] <Jymmm> (I'm in the uninsulated garage, so feeling the cold big time)
[11:21:12] <Loetmichel> syyl: got the wron tyres mounted?
[11:21:43] <Jymmm> http://www.mrheater.com/product.aspx?catid=41&id=24
[11:21:54] <Loetmichel> 'cause a little ice on te street is nothing to worrsy if the speed is fitting the weather and the qwheels have SOME grip ;-)
[11:21:55] <syyl> summer tires on ice?
[11:22:00] <syyl> of course not
[11:22:46] <Jymmm> Man, I'd love to stick this heater under my desk right about now
[11:24:21] <Loetmichel> Jymmm: so insulate the garage. isnt THAT expensive
[11:24:30] <Jymmm> Loetmichel: rental
[11:24:44] <Loetmichel> so what?
[11:24:58] <Jymmm> Loetmichel: suck landlord
[11:25:24] <Loetmichel> some stryrofoam, some plywood, a few screws... nearly invisible removeabe ;-)
[11:28:24] <Loetmichel> and cheaper in the long run, materials (styrofoam and plywood and som 2b4s) vs. propane
[11:28:50] <Loetmichel> two by fours
[11:29:16] <jdhNC> do they use '2x4' in .de?
[11:30:00] <Loetmichel> no
[11:30:14] <Loetmichel> its called "dachlatte over here"
[11:30:27] <Loetmichel> and its more like 1" by 2"
[11:31:07] <Loetmichel> (roof batten)
[11:31:33] <jdhNC> we have similar size furring strips
[11:33:37] <Loetmichel> what are furring strips?
[11:36:41] <Loetmichel> ah, google helped. yes, thts about the size of "dachlatte"
[11:38:08] <mrsun> heh =)
[11:42:49] <Jymmm> mrsun: Welcome to the new emc, err LinuxCNC ;)
[11:44:46] <syyl> hm
[11:44:53] <syyl> emc sounded much cooler :D
[11:46:49] <Loetmichel> that casts the question: why am i here?
[11:47:09] <Jymmm> Loetmichel: http://article.gmane.org/gmane.linux.distributions.emc.user/32195
[11:47:32] <Loetmichel> i still have /j #emc in my perform...
[11:47:45] <Jymmm> auto fwd
[11:48:02] <Loetmichel> ah
[11:51:18] <Loetmichel> hmmm... i think thte emc corp is a little insecuee if the think they have to inforce copyrights this way.
[11:51:26] <Loetmichel> insecure
[11:52:19] <Jymmm> Like the post said, they have been nice about it. They could have been total pricks.
[11:52:34] <Loetmichel> if thet trademark is real (and holding) and was mine i woulnd not care about a CNC software having the same name
[11:52:50] <Loetmichel> yes, i've read it
[11:53:18] <Jymmm> 1) It's about branding, and 2) they MUST protect their trademark by law, or lose it completely.
[11:53:34] <Loetmichel> still i donts see the infrigement. the make some soft like SAP IIRC, nothing like CNC contrpollers
[11:53:45] <Jymmm> If they let someone slide (like us), they are not "enforcing" it.
[11:54:22] <Loetmichel> i've read that before. silly law.
[11:54:40] <Loetmichel> its like jack wulfskin and the paw
[11:54:52] <Loetmichel> woldskin?
[11:54:55] <Loetmichel> grrr
[11:54:58] <Jymmm> maybe so, and laws suck, but what cha gonna do?
[11:54:59] <Loetmichel> wolfskin
[11:55:21] <Loetmichel> nothing.
[11:56:32] <Loetmichel> err: throw a lot of money at lawyers and hope to mount the older rights or comply to their requests and rename the cnc soft
[11:57:00] <Loetmichel> like always: the one with the bigger war-purse wins.
[11:58:03] <Jymmm> http://www.emc.com/legal/emc-corporation-trademarks.htm
[11:58:12] <Jymmm> It's not bigger purse, it's ownership.
[11:58:41] <Loetmichel> i understand that, but that doesent mean i have to like it
[11:58:48] <Jymmm> lol
[11:59:16] <Jymmm> so I own blah and you dont like it and gonna rant because you want it?
[12:00:36] <Loetmichel> as long as no one can prove he hase used blah before you i i understand american law correclty
[12:01:22] <Loetmichel> i dont raqnt at all
[12:01:34] <Loetmichel> rant
[12:02:16] <Jymmm> Loetmichel: so, this isnt a rant? ---> 2012-01-18 09:48:04 Loetmichel: like always: the one with the bigger war-purse wins.
[12:02:48] <Loetmichel> no, just a statement of fact ;-)
[12:02:55] <Jymmm> lol @ Loetmichel
[12:03:15] <Jymmm> you silly delusional goose!
[12:03:41] <Loetmichel> am i?
[12:03:54] <Jymmm> a wee bit
[12:04:19] <Jymmm> but thats ok, you have to be a lil crazy to survive in this world
[12:05:42] <IchGucksLive> oh new channel name
[12:05:50] <Loetmichel> Jymmm: just becaus i have no trust whatsever in any jue i am delusional?
[12:05:55] <Loetmichel> judge
[12:06:05] <IchGucksLive> today the alover change
[12:06:22] <Jymmm> IchGucksLive: yeah, see /topic
[12:06:48] <Jymmm> Loetmichel: Oh, I dont trust the entire judicial system
[12:08:09] <Loetmichel> s/judge/jurisdictional system of any country
[12:12:17] <mrsun> gah i hate my freakin mind, "oh yeah lets do this .. *start making stuff* ... there has to be a better way, *lose faith in self and life and lay down at the stupid computer again*" ....
[12:12:30] <Loetmichel> hrhr
[12:12:46] * Loetmichel is still in the computer phase.
[12:14:20] <Loetmichel> i am sitting in the bathtub and painting a rail for the curtain of a child Punch-and-Judy show
[12:14:44] <Loetmichel> and generating the g-code for the rail
[12:15:44] <mrsun> so much scraping left to do on the mill also :/
[12:15:58] <mrsun> and tables dovetails is 0.1mm off from one side to the other ... fun ...
[12:16:07] <syyl> i have something to scrape soon, too
[12:16:10] <syyl> a vice..
[12:16:46] <mrsun> but the bottom slide that i scraped first slides like a dream now and 0 rocking back and forth, can have it very tight and it still slides nice
[12:16:53] <mrsun> before i had to have it realy loose for it to slide good
[12:17:03] <syyl> sounds good :)
[12:17:19] <mrsun> but do not have dovetail cutters so dont know how to fix the table :P
[12:17:55] <syyl> nobody near you with a big shaper?
[12:18:04] <syyl> or a milling machine
[12:18:35] <mrsun> syyl, milling machine i can borrow at my old work, but they do not have dovetail cutter either
[12:18:41] <mrsun> shapers arent very common around here :P
[12:19:06] <Loetmichel> mrsun: file it? :-)))
[12:19:15] <mrsun> Loetmichel, eh ? :P
[12:20:31] <Loetmichel> use a three corner file ;-)
[12:20:38] <Loetmichel> and some patience ;-)
[12:20:42] <syyl> scraper is faster
[12:21:24] <mrsun> Loetmichel, sounds like a way to mess up :P
[12:21:37] <Loetmichel> mrsun: right.
[12:22:13] <mrsun> Loetmichel, but are you serious? :)
[12:22:14] <Loetmichel> but if its not much worn it may be possibe to do it by hand
[12:22:20] <Loetmichel> filing or grinding
[12:22:21] <mrsun> but arent a 3 corner file 60 degree? :)
[12:22:41] <mrsun> Loetmichel, its not worn its the chinease that doesnt know how to use an indicator
[12:22:42] <syyl> to be serious
[12:22:51] <syyl> .1mm is scraped away pretty fast
[12:23:28] <mrsun> syyl, but its over the whole length ... so 100mm taper :P
[12:23:34] <mrsun> feels like alot of scraping :P
[12:23:43] <mrsun> maybe not compared to the work ive already done tho :P
[12:23:46] <syyl> big radius on the blade and go for it :)
[12:25:58] <syyl> let there be chips ;)
[12:26:06] <mrsun> tho i guess i would need a prism also :P
[12:26:21] <mrsun> (havent touched the dovetails yet realy :P
[12:26:38] <syyl> then you need to make one :)
[12:27:04] <mrsun> mm figures, a day at the mill :P
[12:27:12] <syyl> bar of cast iron, saw to triangular shape
[12:27:14] <syyl> scrape
[12:27:14] <syyl> :D
[12:27:30] <syyl> ok, milling will work too ;)
[12:27:38] <mrsun> syyl, was more hoping to have a prism in the actual angle i need =)
[12:27:48] <mrsun> so i can slide it against the scraped surface i have already =)
[12:28:03] <syyl> the exact angle dosnt matter
[12:35:14] <mrsun> hmm ok
[12:37:55] <mrsun> hmm, how to fix a piece that is like 300mm long and i want to mill an angle over the whole thing
[12:39:04] <mrsun> ofc not that hard if the piece was thinner :P
[12:56:35] <Jymmm> ofc? Office?
[13:05:30] <andypugh> Ah, so, a properly magic rename?
[13:10:36] <morfic> mrsun: can you bolt it to another block and mill over the side opposite the threads you aded to hold it against the block?
[13:45:24] <dgarr> i was working on an i8n update so i added rebranding and rebased as of a few minutes ago. for consideration:
[13:45:28] <dgarr> http://www.panix.com/~dgarrett/stuff/ngcgui_18jan12.mbox
[14:24:02] <mrsun> gah, not a single reference is straight to eachother
[14:24:11] <mrsun> they have to had this table into like 10 different machines
[14:24:23] <mrsun> why not make it in one single machine ? :P
[14:24:29] <syyl> they throw it on a surface grinder
[14:24:32] <syyl> put the magnet on
[14:24:35] <syyl> and grind something
[14:24:39] <mrsun> yeah
[14:24:44] <syyl> even if its totaly warped by the magnet
[14:24:51] <syyl> "its ground!"
[14:25:30] <mrsun> if i only could find a plate thick enough to make myself a table
[14:25:38] <mrsun> and i could throw this one to the scrapheap gods
[14:26:40] <mrsun> bolt it down one time, mill it all the steps in one single reference
[14:27:29] <syyl> thats the way to do it :D
[14:27:50] <syyl> or roughcut, stress release it in the oven, finish it
[14:28:00] <mrsun> syyl, yeah, as long as one indicates it properly
[14:28:09] <mrsun> before finnishing =)
[14:28:20] <syyl> should be doable ;)
[14:29:05] <mrsun> even if it would take a couple of days it would still go alot faster then trying to fix something someone else broke with a sledge hammer and a ram
[14:29:42] <syyl> you need somebody who can do castings ;)
[14:30:05] <mrsun> i do castings but not in iron :/
[14:30:16] <mrsun> cant get enough heat just yet =)
[14:34:04] <mrsun> 1175 - 1290 those temperatures shouldnt be to hard to get to!
[14:34:56] <syyl> friend of mine struggles since a few weeks to get cast iron properly molten
[14:35:06] <syyl> with an waste-oil burner
[14:36:03] <mrsun> hmm, 870 - 980 or so i have with the propane oven
[14:36:13] <mrsun> thats C
[14:36:37] <mrsun> 1175 is white color .. that far ive not gotten yet =)
[14:54:59] <mrsun> i wonder how hot compared to waste oil the home heating oil burns with a home heating burner =)
[15:50:04] <Ekkeri> PCW, are you there?
[15:50:47] <PCW> somewhat but stomach alarm has rung...
[15:51:11] <Ekkeri> :)
[15:51:39] <Ekkeri> PCW, did you look at this: http://ekke.kapsi.fi/temp/.7i52e_conversion.jpg ?
[15:51:54] <Ekkeri> just wondering if there is something else that needs to be changed
[15:54:23] <PCW> No, that looks ok if slightly strange If it was a standard pinout I would just put all of stepgen 4 somewhere else and have 2 sserial channels on the 7I52E
[15:55:04] <PCW> but I can make it when i get a little free time (later this week)
[15:55:41] <Ekkeri> yup, that might be better choice since I don't have diff. input for that signal
[15:55:59] <Ekkeri> hmm, not sure, there's an opto
[15:57:48] <Ekkeri> not sure what to do with 2 sserials thou :)
[15:58:42] <Ekkeri> I'm hoping that 7I73 is all that I need :)
[16:02:08] <Ekkeri> PCW, any new info about that? datasheet/manual? :)
[16:03:09] <PCW> Manual will probably be next week still working on 7I77 manual ATM
[16:03:37] <Ekkeri> ok
[16:03:51] <Ekkeri> but they should ship soon?
[16:06:03] <Ekkeri> I will contact Duzi(.cz) if he could order one for me
[16:06:06] <PCW> Yes I'm hoping tommorow
[16:07:38] <SWPDroid> what's a 7I77?
[16:08:17] <Ekkeri> 7I77 Analog servo interface plus I/O daughtercard
[16:08:49] <Ekkeri> for 25-pin I/O FPGA cards
[16:09:09] <andypugh> No, drop that PCW, I want that VFD control sserial card
[16:09:22] <andypugh> The other guys can wait :-)
[16:10:04] <Ekkeri> what type of control? :)
[16:11:12] <andypugh> Potentiometer emulation and enable/dir I think.
[16:11:42] <Ekkeri> ok
[16:12:10] <Ekkeri> luckily my vfd has pulsetrain input
[18:50:04] <Eartaker> name change huh
[19:01:10] <AitalMAC> I have some questions on 5 axis machining, i have open the 5 axis machine available with emc, i have some questions, changing tool lenght with G43 will change the TCP (tool center point)???
[19:01:53] <AitalMAC> i think that it should but it does not look that way
[19:02:49] <AitalMAC> also new cams have kinematics of the machine already set in them, if i have a very good CAM would it be better if i used theyr kinematics intead of the EMC kinematics?
[20:29:48] <Jymmm> emc 52, linuxcnc 49
[20:54:22] <clytle374> I'm willing to work on the wiki, but need some guidance first
[20:55:05] <pfred1> clytle374 talk to a priest for guidance this is IRC
[20:55:29] <clytle374> hehe, he said he don't care about the wiki
[20:55:41] <pfred1> wise individual
[20:56:19] <pfred1> well so far here it looks like Axis 0 tkemc 2
[20:57:07] <clytle374> ?
[20:57:32] <pfred1> I spent 2 days trying to get Axis not to crash tkemc just works
[20:57:51] <pfred1> well technically Axis didn't crash it just crashed my X session
[20:58:08] <Jymmm> pfred1: nvidia card?
[20:58:17] <pfred1> sadly no
[20:58:35] <pfred1> ATI
[20:58:41] <Jymmm> ah
[20:58:42] <pfred1> with the regular open source drivers
[20:59:15] <pfred1> hey tkemc is having no problems what so ever so I guess the problem is Axis
[20:59:26] <Jymmm> or gl
[20:59:50] <pfred1> I was getting these messages in syslog that didn't seem to have anything to do with GL
[21:00:39] <clytle374> can you share the messages?
[21:01:05] <pfred1> sure I'll pop a block of it onto pastebin
[21:01:38] <pfred1> http://pastebin.com/GJeAPhrA
[21:02:01] <pfred1> it looks bad but it doesn't happen when I use tkemc so I guess it is fixed
[21:03:47] <pfred1> now i just have to figure out why my motor spindle seems t obe spinning 10 times too little to cover the distance
[21:04:08] <pfred1> maybe if i just lie and say my lead screw is 100 TPI
[21:05:02] <clytle374> I never had cron running
[21:05:23] <clytle374> that's a heck of a time for it, it doesn't always happen does it?
[21:06:42] <pfred1> it bombed before cron ran
[21:07:01] <clytle374> Guess I could have looked at the time
[21:07:40] <clytle374> if it's only in Axis, what does /var/log/Xorg.0.log
[21:07:40] <clytle374> say?
[21:07:56] <pfred1> bunch of indecipherable junk
[21:08:17] <pfred1> that does heavily mention GL
[21:08:40] <pfred1> but axis will happily run all day except when it is actually running a script
[21:09:13] <pfred1> so there is something bad going on between GL and the rt module I guess
[21:09:57] <clytle374> Now I'm going to go try changing my diy setup to tkemc
[21:10:05] <pfred1> next time I'm going to run glxgears and tkemc
[21:10:37] <pfred1> yeah the system I have isn't a CD image it's a home built on Debian lenny
[21:10:51] <clytle374> Mine is homebuild gentoo
[21:10:51] <pfred1> ubuntu makes me ill
[21:11:05] <clytle374> YouBloatedToo?
[21:11:26] <pfred1> yesterday I had a RAM issue in the machine and it got me into X with 22MB of RAM :)
[21:11:45] <pfred1> which is awesome
[21:12:33] <pfred1> the new RAm I put into it seems better than the junk I swapped out so its all good I guess
[21:14:39] <pfred1> what does resched latency = 2944 ns. mean?
[21:15:00] <pfred1> I wish this box had 2944 ns latency
[21:16:53] <pfred1> well it just ran this ngc file that axis couldn't get through twice
[21:18:24] <pfred1> now I'm going to run glxgears to see if I can't make it crash
[21:26:35] <clytle374> Well, it didn't solve my problem. I can only make mine work by not loading the mesa drivers.
[21:27:04] <pfred1> so far it isn't looking good for Axis tkemc is still chugging along with glxgears going
[21:27:31] <pfred1> up I just got the message
[21:27:48] <clytle374> well, at least you have a lead... GL
[21:28:34] <pfred1> well GL works the rtai module has issues though
[21:29:30] <pfred1> there is something up with it that is for sure
[21:30:32] <clytle374> I can run all the tests, and the parallel port stuff okay. Watchdog gets me on the 5i20 card
[21:30:59] <pfred1> it works for a while here
[21:31:11] <clytle374> are you running mesa?
[21:31:12] <pfred1> but it doesn't work forever or even long enough
[21:31:31] <pfred1> probably
[21:31:39] <clytle374> My latency doesn't show high thought.
[21:32:01] <clytle374> mesa fpga?
[21:32:12] <pfred1> the latency on that box can spike up to about 22300ns which isn't great
[21:32:30] <pfred1> but hey for free I'm not complaining
[21:36:22] <clytle374> I'm working with the live disk now. Kinda gave up on the homebuilt system. I'm mostly convinced something will be found by the next release
[21:37:18] <pfred1> if I could work out this one problem I'm pretty happy with the system
[21:37:40] <clytle374> Same here, but fought it for a couple weeks now
[21:37:58] <pfred1> really I'll just tun tkemc
[21:38:07] <pfred1> run even
[21:38:10] <clytle374> Every kernel/ rtai combo 32bit/64bit fails the same
[21:38:51] <pfred1> I need to finish up my machine I just did this so I could hook up my Z axis and make sure it works
[21:40:38] <clytle374> I started a mini mill 2 years ago and got busy. Now boss bought a '81 Mycenter-4 and I'm starting it
[21:40:56] <clytle374> Found clutches in the head today. Thought about crying
[21:41:17] <pfred1> I'm making a router from scratch
[21:42:27] <clytle374> sounds neat. Sister is big into wood working, keep telling her we need to build her one.
[21:42:47] <clytle374> Never had the money to finish the mini mill, boss has the moeny.
[21:42:48] <pfred1> yes for woodworking
[21:43:14] <pfred1> well one of the parameters of my project is do it on the cheap
[21:44:18] <clytle374> The minimill was to be a demo, so servos were a must
[21:44:39] <pfred1> I just have surplus steppers
[21:44:47] <clytle374> lots of iron aroud here that people would love to convert/retrofit
[21:44:50] <pfred1> they cost me $12 a piece
[21:48:32] <clytle374> can't beat that
[21:48:55] <pfred1> could get them for free I've some of those too
[21:49:40] <pfred1> stepper motors are sort of backwards the way they work though
[21:51:12] <clytle374> Lets just say they wouldn't get a machine shop owner to invest money in a retrofit ;)
[21:51:46] <pfred1> I'm using them because they are cheap and simple
[21:52:08] <pfred1> and I can get a fair amount of performance out of them
[21:53:54] <clytle374> I understand completely, different purposes for our projects.
[21:54:11] <clytle374> If I was building a router, I'd probably go steppers too
[21:54:58] <pfred1> most do
[21:55:21] <pfred1> I've seen people get over 2000 ipm out of steppers on routers
[21:55:47] <pfred1> that'd pretty much knock you into a wall before yo ucould blink
[21:56:29] <clytle374> You might blink, but that won't help you
[21:56:53] <clytle374> I get a little nervous working on fast machines.
[21:57:19] <pfred1> search 2000 ipm on youtube and if yo ufind the one video I saw there it is hilarious
[21:57:32] <pfred1> the guy knocks one of the limit switches off his machine
[21:58:25] <cstop> is there an equivalent to "following error" with steppers?
[21:59:15] <pfred1> I'm not sure if I'm following you with that
[21:59:19] <clytle374> I'd say no
[22:00:29] <cstop> rounding and overshoot are part of servo response. The stepper controller "should ramp up and down to prevent that in stepper systems
[22:01:09] <cstop> that 2000 ipm must use most of the movement in accel and decell
[22:01:34] <pfred1> oh yeah that's why the guy did it he coiuldn't max it out easily on his 8 foot table
[22:01:47] <pfred1> but it was fast
[22:01:55] <pfred1> smack!
[22:02:23] <cstop> good fast or cheap...pick one ;-)
[22:02:41] <pfred1> well he was manually jogging it and obviously was overriding his limits
[22:03:08] <pfred1> that switch went flying
[22:03:31] <cstop> ahhh... jog would have no "look ahead" feature ....
[22:04:09] <pfred1> yeah in his case he should have relabled the button sprint
[22:04:29] <cstop> or "stupid"
[22:04:59] <pfred1> I can understand where he's coming from I'm into the speed aspect of it all
[22:05:07] <clytle374> I've seen mills that fast, and they don't JOG that fast
[22:05:34] <pfred1> speed is where servos shine
[22:05:58] <clytle374> yeah, but they should jog faster than a person can handle
[22:07:20] <cstop> jog velocity is a programmable value.
[22:07:38] <clytle374> sorry, I meant should not
[22:07:55] <pfred1> cstop not when you're making a youtube video of how fast your router is it isn't
[22:08:15] <cstop> reprogram for effect!
[22:08:41] <pfred1> yeah the guy should have just made a program
[22:09:00] <pfred1> I think that is how the video started out
[22:09:07] <cstop> sitcom?
[22:09:17] <pfred1> but then he was making all kinds of excuses and just manually jogged it for effect
[22:09:30] <pfred1> until he broke it
[22:09:58] <pfred1> gotta hand it to him he still had the guts to post it
[22:12:12] <cstop> someone (not me) needs to make a stepper driven "speed ring" Sort of like the CERN. Just for boasting rights
[22:12:42] <pfred1> cstop oh its there believe me
[22:13:10] <cstop> I can see the youtube banner Stepper driven super collider
[22:15:10] <clytle374> The search for the smallest stepper particle?
[22:15:28] <cstop> at least the fastest
[22:16:08] <clytle374> Probably grant money in it, if worded properly
[22:17:09] <clytle374> /usr/lib64/python2.7/site-packages/emc.so not owned by any package is broken !!!
[22:17:16] <clytle374> wonder how that got there
[22:18:38] <clytle374> must have been something python-updater did
[22:51:38] <clytle374> well, gotta get up early and see how impossible it is to gut the head on the Kitamira.
[22:51:49] <clytle374> Maybe I'll get it done by July ;)