Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Rafael Skodlar
On 05/22/2012 02:21 AM, andy pugh wrote: On 22 May 2012 07:53, Rafael Skodlarra...@linwin.com wrote: Using Cat-5 was a surprise to me as it's a bit stiff unless each wire is made of even smaller wires, not common in general use. There is solid stranded for fixed installation and stranded

[Emc-users] Encoder Redundancy?

2012-05-23 Thread Jeshua Lacock
Greetings, I turned on the power to my system today and my 180 pound gantry shot full speed crashing hard into the end of my table. It hit with so much force it actually lifted the front two legs of the 500+ pound table 6+ inches off the floor! Yikes! Luckily the machine only suffered minor

Re: [Emc-users] Increase Damping

2012-05-23 Thread Jeshua Lacock
On May 21, 2012, at 10:36 AM, Jon Elson wrote: Jeshua Lacock wrote: Putting these numbers in immediately made the drive stable - even in closed loop which is now what I am tuning. I was able to get the P up to 150. I can add some D, but it seems that it only makes the drive more jittery

[Emc-users] Servo system and glass encoder scales for position feedback

2012-05-23 Thread Roland Jollivet
On 23 May 2012 04:47, Jon Elson el...@pico-systems.com wrote: Roland Jollivet wrote: Does this mean you can use lower resolution encoders on the motor, or should they be similar? If you had 1um resolution on the fixed linear scale, what linear resolution should the rotary encoder

[Emc-users] Encoder Redundancy?

2012-05-23 Thread Roland Jollivet
On 23 May 2012 08:08, Jeshua Lacock jes...@3dtopo.com wrote: Greetings, I turned on the power to my system today and my 180 pound gantry shot full speed crashing hard into the end of my table. It hit with so much force it actually lifted the front two legs of the 500+ pound table 6+

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Lester Caine
Jeshua Lacock wrote: I am guessing there is not an easy way to detect this condition, but I wanted to see if anyone else has any thoughts on the subject. I would have thought that if the motor turned more than 1/2 a turn or so but the encoder feed produced no pulses then this would be an

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jeshua Lacock
On May 23, 2012, at 1:36 AM, Lester Caine wrote: Jeshua Lacock wrote: I am guessing there is not an easy way to detect this condition, but I wanted to see if anyone else has any thoughts on the subject. I would have thought that if the motor turned more than 1/2 a turn or so but the

Re: [Emc-users] Tool Offsets

2012-05-23 Thread Steve Blackmore
On Tue, 22 May 2012 05:38:16 -0500, you wrote: Why does it matter how other controls work? Portability of Gcode between different controls. Steve Blackmore -- -- Live Security Virtual Conference Exclusive live event

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Yishin Li
On Wed, May 23, 2012 at 1:49 PM, Claude Zervas cla...@utlco.com wrote: On Tue, May 22, 2012 at 8:50 PM, Yishin Li y...@araisrobo.com wrote: Yes, we have LinuxCNC running with UbuntuLinux 12.04 armhf (hard-floating) on BeagleBone. ... Yishin, That is fantastic! Any chance you will

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jeshua Lacock
On May 23, 2012, at 1:11 AM, Roland Jollivet wrote: I'm no expert on this, but I think there should be a secondary limit switch connected to a relay and a power resistor. If this is activated, it will connect the motor directly across the resistor. The resistor should be matched so that the

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Claude Froidevaux
1) make a hal check, that disable drive if more than 5-10 consecutive sample period with maximum drive output without any encoder change 2) if you use a hal encoder (brushless motor), use it as second encoder, and cut motor power if more than about 20° of error between both theses are not

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jeshua Lacock
On May 23, 2012, at 2:01 AM, Claude Froidevaux wrote: 1) make a hal check, that disable drive if more than 5-10 consecutive sample period with maximum drive output without any encoder change 2) if you use a hal encoder (brushless motor), use it as second encoder, and cut motor power if

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Viesturs Lācis
2012/5/22 gene heskett ghesk...@wdtv.com: On Tuesday, May 22, 2012 04:36:53 PM Jon Elson did opine: For one thing, shielded Cat-5 cable is rare. In fact, I have never seen such a beast myself Jon. I used them in my last machine - shielded multistrand CAT5 cable. The price was much higher

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Claude Zervas
cool, thanks Yishin. I don't yet have a BeagleBone but I would like to shrink my whole setup, so I will eventually try this out. - Claude On Wed, May 23, 2012 at 12:41 AM, Yishin Li y...@araisrobo.com wrote: On Wed, May 23, 2012 at 1:49 PM, Claude Zervas cla...@utlco.com wrote: On Tue, May

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread andy pugh
On 23 May 2012 07:08, Jeshua Lacock jes...@3dtopo.com wrote: I am guessing there is not an easy way to detect this condition, It should be possible to check if your PID is saturated for more than a second or so. loadrt debounce cfg=3 addf debounce.0 servo-thread setp debounce.0.delay 1000 #1

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread andy pugh
On 23 May 2012 06:35, Claude Zervas cla...@utlco.com wrote: Just wondering if someone might know why LinuxCNC interprets the G04 dwell command parameter as seconds instead of milliseconds? The glib answer is because that is how the programmer coded it. I suspect that the G04 code has been

[Emc-users] Compiling APT [Was: Need Help from U.S. Users Companies - APT (Automatically] Programmed Tools)

2012-05-23 Thread Erik Christiansen
On 22.05.12 21:44, Jon Elson wrote: Matt Shaver wrote: I would also be interested in hearing from any people with experience in Fortran who would be interested in helping port this code to the Linux platform. If you could indicate your level of Fortran experience and any reasons for

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread charles green
U and X can't be used as these are axis position commands. isn't T one of the modern coordinate axes as well? -- Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread John Thornton
You might reference the g code manual for LinuxCNC rather than guess or assume LinuxCNC G code is the same as some other control. John On 5/23/2012 12:35 AM, Claude Zervas wrote: Hello, Just wondering if someone might know why LinuxCNC interprets the G04 dwell command parameter as seconds

Re: [Emc-users] Tool Offsets

2012-05-23 Thread John Thornton
Good point, are there any two controls from different manufacturers that are completely portable between each other? I know from reading my CNC g code manuals from other machines that I have that even generation to generation of the same controller the g code is not portable. You would think

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Stuart Stevenson
Gentlemen, I remember NC/CNC controls that use/used the X in ways other than just an axis designation. I was uncomfortable with that on the first such control I used. The previous G code determined the treatment of the X in each position on the line. I seem to remember drill cycles as follows G81

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread andy pugh
On 23 May 2012 12:25, charles green xxzzb...@yahoo.com wrote: U and X can't be used as these are axis position commands. isn't T one of the modern coordinate axes as well? No, the axes are ABC UVW XYZ. T is tool number. (and acts as a standalone command, changing the value of tool-prepare

Re: [Emc-users] Tool Offsets

2012-05-23 Thread Stuart Stevenson
All of the controls allow the integrator to determine the exact treatment of all of the symbolic commands. Some of the integrators allow the end user to adjust many (but not usually all) of the parameters to customize the interpretation of the symbolic commands for a particular preference. You may

[Emc-users] Tablet

2012-05-23 Thread andy pugh
I wonder if there is any use for a touchscreen tablet as a remote/pendant? A friend of mine is trying to push these: http://www.amazon.co.uk/Fineslate-Capacitive-Ice-cream-Sandwich-Facebook/dp/B007L9YZP4/ref=sr_1_1?s=computersie=UTF8qid=1337766725sr=1-1 -- atp If you can't fix it, you don't own

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Stuart Stevenson
Gentlemen, Many CNC controls have user switchable 'modes' for G code interpretation. I have a Fadal that will interpret Fadal code or Fanuc code depending on the switch position. G code is just an agreed upon symbolic representation of motion commands. This allows human readability.

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Claude Froidevaux
Le 23.05.2012 10:05, Jeshua Lacock a écrit : On May 23, 2012, at 2:01 AM, Claude Froidevaux wrote: 1) make a hal check, that disable drive if more than 5-10 consecutive sample period with maximum drive output without any encoder change 2) if you use a hal encoder (brushless motor), use it

Re: [Emc-users] Tool Offsets

2012-05-23 Thread John Thornton
So then the portability or not of say my Anilam 1100m depends on the integrator? No wonder there are hundreds of post processors in cam programs... John On 5/23/2012 7:29 AM, Stuart Stevenson wrote: All of the controls allow the integrator to determine the exact treatment of all of the

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread John Thornton
My old Anilam 1100m which is a conversational control will convert a G code file if it is simple enough and uses G codes that the Anilam can understand. I've never tried Hieroglyphics on it though... John On 5/23/2012 7:41 AM, Stuart Stevenson wrote: Gentlemen, Many CNC controls have user

Re: [Emc-users] Tablet

2012-05-23 Thread Viesturs Lācis
2012/5/23 andy pugh bodge...@gmail.com: I wonder if there is any use for a touchscreen tablet as a remote/pendant? A friend of mine is trying to push these: http://www.amazon.co.uk/Fineslate-Capacitive-Ice-cream-Sandwich-Facebook/dp/B007L9YZP4/ref=sr_1_1?s=computersie=UTF8qid=1337766725sr=1-1

[Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread John Thornton
Totally Off Topic I have a retired buddy on a fixed income that loves to fly fish, in fact that is the only way he fishes. He has a couple of wally world fly rods that he uses and has expressed a desire to get a split bamboo rod. All I know about fly fishing fits on a pin head... I do know

Re: [Emc-users] Tool Offsets

2012-05-23 Thread Stuart Stevenson
exactly On Wed, May 23, 2012 at 7:46 AM, John Thornton bjt...@gmail.com wrote: So then the portability or not of say my Anilam 1100m depends on the integrator? No wonder there are hundreds of post processors in cam programs... John On 5/23/2012 7:29 AM, Stuart Stevenson wrote: All of

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread Alex Joni
maybe try here? http://www.goabra.org/Directory.htm PS: I know probably less about fly fishing, but my google-foo feels strong-ish today :) Alex - Original Message - From: John Thornton bjt...@gmail.com To: EMC Mailing List emc-users@lists.sourceforge.net Sent: Wednesday, May 23,

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Kent A. Reed
On 5/23/2012 5:53 AM, andy pugh wrote: Unfortunately the G-code standard is not very standard. Every information-representation standard I ever met was encumbered with exceptions, variants, special cases. After all, they're written by committees (on some of which I served, so I'm guilty too).

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Dave
On 5/23/2012 2:00 AM, Rafael Skodlar wrote: On 05/22/2012 02:21 AM, andy pugh wrote: On 22 May 2012 07:53, Rafael Skodlarra...@linwin.com wrote: Using Cat-5 was a surprise to me as it's a bit stiff unless each wire is made of even smaller wires, not common in general use.

Re: [Emc-users] Tablet

2012-05-23 Thread Kent A. Reed
On 5/23/2012 8:39 AM, andy pugh wrote: I wonder if there is any use for a touchscreen tablet as a remote/pendant? A friend of mine is trying to push these: http://www.amazon.co.uk/Fineslate-Capacitive-Ice-cream-Sandwich-Facebook/dp/B007L9YZP4/ref=sr_1_1?s=computersie=UTF8qid=1337766725sr=1-1

Re: [Emc-users] Tool Offsets

2012-05-23 Thread Dave
To not be different, means that you need to be like one other controller. If you do that, who do you follow? Fanuc? Fanuc has incompatibilities between their various models. I know that Mach3 strives to be somewhat compatible with Fanuc, but the truth is that Fanuc has capabilities well

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread Mark Wendt (Contractor)
On 5/23/2012 8:57 AM, John Thornton wrote: Totally Off Topic I have a retired buddy on a fixed income that loves to fly fish, in fact that is the only way he fishes. He has a couple of wally world fly rods that he uses and has expressed a desire to get a split bamboo rod. All I know about

Re: [Emc-users] Power and data cables for CNC

2012-05-23 Thread Erik Christiansen
On 23.05.12 09:55, Dave wrote: I must admit that I have a strand of regular Cat 5 solid cable that runs through the air between my house and garage/shop about 20 feet.. It was meant to be a temporary fix - 10+ years ago. It has survived ice, snow, wind, some tree branches bouncing on it and

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread dave
On Wed, 23 May 2012 08:36:46 +0100 Lester Caine les...@lsces.co.uk wrote: Jeshua Lacock wrote: I am guessing there is not an easy way to detect this condition, but I wanted to see if anyone else has any thoughts on the subject. I would have thought that if the motor turned more than 1/2 a

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread andy pugh
On 23 May 2012 15:12, Mark Wendt (Contractor) mark.we...@nrl.navy.mil wrote: Ebay.  Look for Montagues, lower end Heddons, Horrocks-Ibotson (sp?) and Looks to be two bs in Ibbotson. http://www.ebay.com/itm/350560285513 -- atp If you can't fix it, you don't own it.

Re: [Emc-users] Tablet

2012-05-23 Thread gene heskett
On Wednesday, May 23, 2012 10:27:11 AM andy pugh did opine: I wonder if there is any use for a touchscreen tablet as a remote/pendant? A friend of mine is trying to push these: http://www.amazon.co.uk/Fineslate-Capacitive-Ice-cream-Sandwich-Facebook

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread andy pugh
On 23 May 2012 15:19, dave dengv...@charter.net wrote: Les Watts had some interesting shock absorbers on his router. Half-inch threads on the cylinder with about .75 travel on the plunger. They are reasonably standard components. http://www.slamproof.co.uk/Industrial-Shock-Absorbers Though not

Re: [Emc-users] Tablet

2012-05-23 Thread Dave
On 5/23/2012 8:39 AM, andy pugh wrote: I wonder if there is any use for a touchscreen tablet as a remote/pendant? A friend of mine is trying to push these: http://www.amazon.co.uk/Fineslate-Capacitive-Ice-cream-Sandwich-Facebook/dp/B007L9YZP4/ref=sr_1_1?s=computersie=UTF8qid=1337766725sr=1-1

Re: [Emc-users] Tool Offsets

2012-05-23 Thread Eric H. Johnson
Andy, I am not writing to the tool table with gcode, and I can post some code, but I have a question first. I modified the Sim Axis-9 configuration to simulate what I am doing on the real machine. When I run a program using external named subroutines I get one of two errors if I stop the program

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread John Thornton
Mark, Thanks John On 5/23/2012 9:12 AM, Mark Wendt (Contractor) wrote: On 5/23/2012 8:57 AM, John Thornton wrote: Totally Off Topic I have a retired buddy on a fixed income that loves to fly fish, in fact that is the only way he fishes. He has a couple of wally world fly rods that he uses

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread John Thornton
How does this one look? http://www.ebay.com/itm/Vintage-Herrocks-Ibbotson-Split-Bamboo-Fly-Rod-9Ft-Tonkin-Cane-Utica-N-Y-/261030136604?pt=LH_DefaultDomain_0hash=item3cc69bcb1c Thanks John On 5/23/2012 9:12 AM, Mark Wendt (Contractor) wrote: On 5/23/2012 8:57 AM, John Thornton wrote: Totally

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread Dave
I don't think that economical and bamboo go together in the fly fishing world. Mark, on this list, has a bamboo rod making machine setup. I'm not sure if it fully functional yet though. I think you are talking hundreds of $ to get started.Some/many are in excess of $1000. Fly fishing is

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread John Thornton
Actually I like this one better but do not know what 1FLF Flash mean? http://www.ebay.com/itm/Vintage-Montague-Split-Bamboo-Genuine-Tonkin-1FLF-Flash-Fly-Fishing-Rod-9-cas-/190680106285?pt=LH_DefaultDomain_0hash=item2c656b852d Thanks John On 5/23/2012 9:12 AM, Mark Wendt (Contractor) wrote: On

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread John Thornton
If I can find him something that is serviceable and a step above his walmart rod I think he will be a happier guy. He is always helping me and never asks for anything... so I just want to do a little something for him. John On 5/23/2012 11:05 AM, Dave wrote: I don't think that economical and

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Jon Elson
Dave wrote: That board is considerable cheaper than a D525 and a wide input range power supply. The AC-input supplies for these micro-ITX boards are quite cheap. You can get a mini case with power supply and front panel buttons and indicators for less than $50. The DC-input supplies are

Re: [Emc-users] Need Help from U.S. Users Companies - APT (Automatically Programmed Tools)

2012-05-23 Thread Jon Elson
dave wrote: I'm hoping we can keep the entire thing in FORTRAN just because it is supposed to work there. OK, what is the status of open-source FORTRAN compilers? I know there were some problems with the old f77 compiler that was part of GNU. How about gdb support, and maybe electric fence?

Re: [Emc-users] Need Help from U.S. Users Companies - APT (Automatically Programmed Tools)

2012-05-23 Thread Jon Elson
Dave Caroline wrote: I have spent a while trying to get the APT360 version 64bit compliant and have to agree about common block missmatch. This code does have unmatched common blocks in differing phases of the code which Im not sure f2c and gcc get right. The only solution is to make the

Re: [Emc-users] Tool Offsets

2012-05-23 Thread andy pugh
On 23 May 2012 16:52, Eric H. Johnson ejohn...@camalytics.com wrote: Andy, I am not sure I am the one to best answer this. My question is, do named external subroutine files need to end with '%'. If I include a '%' at the end of the file, on rerunning I get an error: Bad character '%' used.

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread Dave
Sounds like a good idea. :-) Looks like you can get some good deals on Ebay!New, some custom bamboo fly rods are crazy expensive. That one you linked even still has the spare tip! Nice. Dave On 5/23/2012 12:14 PM, John Thornton wrote: If I can find him something that is serviceable and a

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jon Elson
Jeshua Lacock wrote: Greetings, I turned on the power to my system today and my 180 pound gantry shot full speed crashing hard into the end of my table. I was a stumped at first as the last time I used it everything was stable. It turns out that I had a loose connection to the encoder.

Re: [Emc-users] Increase Damping

2012-05-23 Thread Jon Elson
Jeshua Lacock wrote: It felt like I wanted to get P set as high as I could. Is that correct? Or as long as P is high enough to command the machine to move is that adequate? You want the P as high as you can get it while still having stable response. Low P will lead to sloppy positioning,

Re: [Emc-users] Tool Offsets

2012-05-23 Thread gene heskett
On Wednesday, May 23, 2012 12:40:50 PM andy pugh did opine: On 23 May 2012 16:52, Eric H. Johnson ejohn...@camalytics.com wrote: Andy, I am not sure I am the one to best answer this. My question is, do named external subroutine files need to end with '%'. If I include a '%' at the end

[Emc-users] Spindle suggestions

2012-05-23 Thread Erik Friesen
I have been using a bosch colt on my 22x16 cnc router. I need to upgrade to something that can handle 3/16 end mills natively. The only option with the colt is to use a bushing. Think and tinker makes 3/16 collets for other routers, but not this one. Really what I'd like is something with

Re: [Emc-users] Tablet

2012-05-23 Thread andy pugh
On 23 May 2012 15:06, Kent A. Reed kentallanr...@gmail.com wrote: I got as far as bringing up my own custom build of Linux with a cut-down X, but then it got taken up as a display for my grandkids This looks vaguely interesting in this context:

Re: [Emc-users] Servo system and glass encoder scales for position feedback

2012-05-23 Thread Jon Elson
Roland Jollivet wrote: Thanks. And a curved ball; Does the rotary encoder really have to be in sync with the linear scale? I'm thinking of a small encoder that is geared up, off the motor shaft (tenshioned/no backlash) No, it really can't be. You would never be able to sync up a linear

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Peter C. Wallace
On Wed, 23 May 2012, Jeshua Lacock wrote: Date: Wed, 23 May 2012 00:08:12 -0600 From: Jeshua Lacock jes...@3dtopo.com Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net Subject: [Emc-users]

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jon Elson
Lester Caine wrote: Jeshua Lacock wrote: I am guessing there is not an easy way to detect this condition, but I wanted to see if anyone else has any thoughts on the subject. I would have thought that if the motor turned more than 1/2 a turn or so but the encoder feed produced

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jon Elson
Jeshua Lacock wrote: Jon, can your power switch and braking module (and/or the brake on the Gecko Interface) be used like for something like this? This is EXACTLY the condition it is designed for, BUT, it needs to know that a problem exists. You should have hit the E-stop button when the

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jon Elson
On May 23, 2012, at 2:01 AM, Claude Froidevaux wrote: 1) make a hal check, that disable drive if more than 5-10 consecutive sample period with maximum drive output without any encoder change This won't work in Jeshua's setup. When coming out of E-stop, there is no commanded

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Dave
On 5/23/2012 12:18 PM, Jon Elson wrote: Dave wrote: That board is considerable cheaper than a D525 and a wide input range power supply. The AC-input supplies for these micro-ITX boards are quite cheap. You can get a mini case with power supply and front panel buttons and

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jon Elson
andy pugh wrote: On 23 May 2012 07:08, Jeshua Lacock jes...@3dtopo.com wrote: I am guessing there is not an easy way to detect this condition, It should be possible to check if your PID is saturated for more than a second or so. But, this still doesn't detect a servo runaway

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Jon Elson
andy pugh wrote: On 23 May 2012 06:35, Claude Zervas cla...@utlco.com wrote: Just wondering if someone might know why LinuxCNC interprets the G04 dwell command parameter as seconds instead of milliseconds? The glib answer is because that is how the programmer coded it. I suspect

Re: [Emc-users] TOT Bamboo Fly Rods

2012-05-23 Thread gene heskett
On Wednesday, May 23, 2012 12:51:44 PM Dave did opine: Sounds like a good idea. :-) Looks like you can get some good deals on Ebay!New, some custom bamboo fly rods are crazy expensive. That one you linked even still has the spare tip! Nice. Dave I think I'm in the wrong business.

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Jon Elson
Kent A. Reed wrote: On 5/23/2012 5:53 AM, andy pugh wrote: Unfortunately the G-code standard is not very standard. Every information-representation standard I ever met was encumbered with exceptions, variants, special cases. After all, they're written by committees (on some of

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Peter C. Wallace
On Wed, 23 May 2012, Jon Elson wrote: Date: Wed, 23 May 2012 12:13:34 -0500 From: Jon Elson el...@pico-systems.com Reply-To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net To: Enhanced Machine Controller (EMC) emc-users@lists.sourceforge.net Subject: Re: [Emc-users]

Re: [Emc-users] Tablet

2012-05-23 Thread Mark Cason
On 05/23/2012 09:59 AM, Dave wrote: On 5/23/2012 8:39 AM, andy pugh wrote: The Nook Color has really good build quality also since I believe Barnes and Noble subsidized the unit since it was originally geared to be a reader for their E books. If I'm remembering correctly, BN was selling

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Eric Keller
On Tue, May 22, 2012 at 10:00 PM, Dave e...@dc9.tzo.com wrote: That board is really low power and the wide input range makes it perfect to run in a vehicle. That board is considerable cheaper than a D525 and a wide input range power supply. I was having a little bit of a problem finding

Re: [Emc-users] Need Help from U.S. Users Companies - APT (Automatically Programmed Tools)

2012-05-23 Thread dave
On Wed, 23 May 2012 11:21:36 -0500 Jon Elson el...@pico-systems.com wrote: dave wrote: I'm hoping we can keep the entire thing in FORTRAN just because it is supposed to work there. OK, what is the status of open-source FORTRAN compilers? I know there were some problems with the old f77

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Chris Radek
On Wed, May 23, 2012 at 07:38:06AM -0400, John Kasunich wrote: If your PID loop is saturated during normal operation, that means you are no longer accurately controlling tool position, Yes! I have pid.N.saturated hooked directly to axis.N.amp-fault-in on both my machines. Properly tuned

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Jan de Kruyf
Hallo, Sorryto hear of this disaster. The old Siemens way was to lock out the drive if the output of the speed opamp (so including I ) was at the limit for longer than 100msecs. The modern way on difgital servo drives is trip on loss of communication lasting longer than 2 servo cycles. And a host

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread John Kasunich
On Wed, May 23, 2012, at 12:13 PM, Jon Elson wrote: andy pugh wrote: On 23 May 2012 07:08, Jeshua Lacock jes...@3dtopo.com wrote: I am guessing there is not an easy way to detect this condition, It should be possible to check if your PID is saturated for more than a second or so.

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Eric Keller
when I looked on logicsupply, they were just selling jetways. Or am I reading the page wrong? On Wed, May 23, 2012 at 3:25 PM, Dave e...@dc9.tzo.com wrote: On 5/23/2012 2:29 PM, Eric Keller wrote: On Tue, May 22, 2012 at 10:00 PM, Davee...@dc9.tzo.com wrote: That board is really low

Re: [Emc-users] Tablet

2012-05-23 Thread Dave
On 5/23/2012 2:10 PM, Mark Cason wrote: On 05/23/2012 09:59 AM, Dave wrote: On 5/23/2012 8:39 AM, andy pugh wrote: The Nook Color has really good build quality also since I believe Barnes and Noble subsidized the unit since it was originally geared to be a reader for their E books.

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Dave
Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom Dave On 5/23/2012 3:50 PM, Eric Keller wrote: when I looked on logicsupply, they were just selling jetways. Or am I reading the page wrong? On Wed, May 23, 2012 at 3:25 PM, Davee...@dc9.tzo.com wrote:

Re: [Emc-users] Encoder Redundancy?

2012-05-23 Thread Kent A. Reed
On 5/23/2012 3:29 PM, John Kasunich wrote: On Wed, May 23, 2012, at 12:13 PM, Jon Elson wrote: andy pugh wrote: On 23 May 2012 07:08, Jeshua Lacockjes...@3dtopo.com wrote: I am guessing there is not an easy way to detect this condition, It should be possible to check if your PID is

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Viesturs Lācis
2012/5/23 Dave e...@dc9.tzo.com: Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom I like their description for D2700MUD board. Especially last sentence: 2.13 GHz dual core Intel Atom D2700 (Cedar Trail) fanless processor with integrated graphics. Low-power

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Eric Keller
Dave, If you select any options, it says Jetway. Eric On Wed, May 23, 2012 at 3:55 PM, Dave e...@dc9.tzo.com wrote: Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom Dave On 5/23/2012 3:50 PM, Eric Keller wrote: when I looked on logicsupply, they

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread John Murphy
Those 'options' are what card to plug into the pcie.. Here is the 525: http://www.logicsupply.com/products/d525mw On Wed, May 23, 2012 at 2:20 PM, Eric Keller eekel...@psu.edu wrote: Dave, If you select any options, it says Jetway. Eric On Wed, May 23, 2012 at 3:55 PM, Dave

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread John Kasunich
On Wed, May 23, 2012, at 11:13 PM, Viesturs Lācis wrote: 2012/5/23 Dave e...@dc9.tzo.com: Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom I like their description for D2700MUD board. Especially last sentence: 2.13 GHz dual core Intel Atom D2700

Re: [Emc-users] Tablet

2012-05-23 Thread Kent A. Reed
On 5/23/2012 12:53 PM, andy pugh wrote: On 23 May 2012 15:06, Kent A. Reedkentallanr...@gmail.com wrote: I got as far as bringing up my own custom build of Linux with a cut-down X, but then it got taken up as a display for my grandkids This looks vaguely interesting in this context:

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Viesturs Lācis
2012/5/23 John Kasunich jmkasun...@fastmail.fm:  Their answer to that is usually a separate product line, that has half the performance at five times the price, but will remain in production for a long time. Got it! It is meant to be the production life of the board itself, not its productive

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Kent A. Reed
On 5/23/2012 4:33 PM, John Kasunich wrote: On Wed, May 23, 2012, at 11:13 PM, Viesturs Lācis wrote: 2012/5/23 Davee...@dc9.tzo.com: Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom I like their description for D2700MUD board. Especially last sentence:

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Frank Tkalcevic
I was in the market for a mini-ITX motherboard at the beginning of the year. I wanted that board, but it hadn't been released yet. I ended up getting a D2700 based one... http://www.mitxpc.com/proddetail.asp?prod=MBNC9KDL2700 I don't remember the numbers, but the latency was good. I did have

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Claude Zervas
Thanks for all your answers! I did indeed read the LinuxCNC G code manual and tested it before asking my question. I just wanted a clarification since I'm just learning G code and some of it, like some of you have mentioned, doesn't seem to be very standardized. It's a bit surprising to me to find

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Dave
On 5/23/2012 4:33 PM, John Kasunich wrote: On Wed, May 23, 2012, at 11:13 PM, Viesturs Lācis wrote: 2012/5/23 Davee...@dc9.tzo.com: Probably the wrong page... http://www.logicsupply.com/categories/mainboards/intel_atom I like their description for D2700MUD board.

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star? (BeagleBone q.)

2012-05-23 Thread Ralph Stirling
Date: Wed, 23 May 2012 15:41:01 +0800 From: Yishin Li y...@araisrobo.com Subject: Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star? Our repositories are at github. Please refer to this wiki page to access it: http://wiki.linuxcnc.org/cgi-bin/wiki.pl?ArtekBranch The BeagleBone

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread Javier Ros
On Tue, May 22, 2012 at 11:50 PM, Yishin Li y...@araisrobo.com wrote: On Wed, May 23, 2012 at 11:30 AM, Greg Bernard yankeelena2...@yahoo.com wrote: Yishin- Do you actually have the Beaglebone running LinuxCNC? I know Jon Elson has been waiting for a very long time for someone to write

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star? (BeagleBone q.)

2012-05-23 Thread Yishin Li
On Thu, May 24, 2012 at 5:52 AM, Ralph Stirling ralph.stirl...@wallawalla.edu wrote: Our repositories are at github. Please refer to this wiki page to access it: http://wiki.linuxcnc.org/cgi-bin/wiki.pl?ArtekBranch The BeagleBone related modifications are at beagle branch. I will

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread Claude Zervas
On Wed, May 23, 2012 at 2:08 PM, Claude Zervas cla...@utlco.com wrote: ... It's a bit surprising to me to find out there isn't some standards body (like IEEE or ISO) that oversees a G code standard, considering it's been used for such a long time by so many. ... Good grief I'm stupid, a brief

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star? (BeagleBone q.)

2012-05-23 Thread andy pugh
On 24 May 2012 00:23, Yishin Li y...@araisrobo.com wrote: Releasing HDL of the FPGA design is another issue. IMHO, it doesn't help too much for the development by releasing the HDL source code. AFAIK, the hostmot2 logic is only maintained by mesa; there is no community for developing it yet.

Re: [Emc-users] G04 dwell in seconds not milliseconds?

2012-05-23 Thread andy pugh
On 24 May 2012 00:37, Claude Zervas cla...@utlco.com wrote: According to The NIST RS274NGC Interpreter, version 3, NISTIR 6556 (2000), section 3.5.4, the G04 parameter 'P' is in seconds... there you have it. Yes and no. Because NIST wrote EMC… -- atp If you can't fix it, you don't own it.

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star?

2012-05-23 Thread dave
On Wed, 23 May 2012 16:57:16 -0400 Kent A. Reed kentallanr...@gmail.com wrote: On 5/23/2012 4:33 PM, John Kasunich wrote: On Wed, May 23, 2012, at 11:13 PM, Viesturs Lācis wrote: 2012/5/23 Davee...@dc9.tzo.com: Probably the wrong page...

[Emc-users] Flash hole drill sizes for BP with 209 ignition?

2012-05-23 Thread gene heskett
Greets all; Does anyone have any links in their bookmarks that might give me a 'rule of thumb' at least for BP nipples using #209 primers? I have the 2nd one at the all the cylindrical work done stage, and so far a single #74 drill (0.0235) in the center of the end of it, which is obviously

Re: [Emc-users] Flash hole drill sizes for BP with 209 ignition?

2012-05-23 Thread Kent A. Reed
On 5/23/2012 9:42 PM, gene heskett wrote: BP nipples using #209 primer That certainly was a shot in the dark given the nature of this group, Gene. I'd think there are gunsmithing and shooting groups online that are better able to answer. Just for grins, I stuck the above line into Google and

Re: [Emc-users] Intel DN2800MT - possible new LinuxCNC star? (BeagleBone q.)

2012-05-23 Thread Yishin Li
On Thu, May 24, 2012 at 7:37 AM, andy pugh bodge...@gmail.com wrote: On 24 May 2012 00:23, Yishin Li y...@araisrobo.com wrote: Releasing HDL of the FPGA design is another issue. IMHO, it doesn't help too much for the development by releasing the HDL source code. AFAIK, the hostmot2 logic

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