Re: [Emc-users] Way to control 6 axis robot, jerk limitation. Araisrobo?

2013-11-10 Thread Yishin Li
Hello Marius, On Mon, Nov 11, 2013 at 3:02 AM, Marius Alksnys marius.alks...@gmail.comwrote: I followed your updated wiki. The output after running linuxcnc axis_mm.ini: Starting LinuxCNC... io started halcmd loadusr io started motmod: dlopen: /home/cnc/araisrobo/rtlib/motmod.so: cannot

Re: [Emc-users] Way to control 6 axis robot, jerk limitation. Araisrobo?

2013-11-09 Thread Yishin Li
Hello Marius, On Thu, Nov 7, 2013 at 9:36 AM, Marius Alksnys marius.alks...@gmail.comwrote: I am using MESA 5i23, 8i20, 7i49 (resolver card). I have 7i43-P (but without USB). Now I have even more questions: Isn't it possible to run some simulation without a hardware? For simulation, run

Re: [Emc-users] Way to control 6 axis robot, jerk limitation. Araisrobo?

2013-11-05 Thread Yishin Li
Hello Marius, On Wed, Nov 6, 2013 at 5:24 AM, Marius Alksnys marius.alks...@gmail.comwrote: My question: what is the best way reached with LinuxCNC to control similar robot? I think, main points are: 2. Jerk limitation or S-curved velocity profile or NURBS. I think it is a must if you

Re: [Emc-users] Delta Electronics VFD and Modbus

2013-07-25 Thread Yishin Li
We've implemented the Delta VFD-B driver for our dual spindle CSS motion controller. The source code is at: https://github.com/araisrobo/linuxcnc/blob/feature/usb-rigid-tap/src/hal/user_comps/vfdb_vfd/vfdb_vfd.c The source code is based on Michael's Haberler's vfs11_vfd/. It is implemented for

Re: [Emc-users] Delta Electronics VFD and Modbus

2013-07-25 Thread Yishin Li
On Thu, Jul 25, 2013 at 11:15 PM, Sebastian Kuzminsky s...@highlab.comwrote: On 7/25/13 06:26 , Yishin Li wrote: We've implemented the Delta VFD-B driver for our dual spindle CSS motion controller. The source code is at: https://github.com/araisrobo/linuxcnc/blob/feature/usb-rigid-tap

Re: [Emc-users] Delta Electronics VFD and Modbus

2013-07-25 Thread Yishin Li
On Fri, Jul 26, 2013 at 8:28 AM, Sebastian Kuzminsky s...@highlab.comwrote: Yishin Li y...@araisrobo.com wrote: On Thu, Jul 25, 2013 at 11:15 PM, Sebastian Kuzminsky s...@highlab.comwrote: It looks like the driver was developed with several commits, and those commits are mixed

Re: [Emc-users] Joints_axes3 branch

2013-04-23 Thread Yishin Li
On Tue, Apr 23, 2013 at 6:42 PM, Andrew parallel.kinemat...@gmail.comwrote: Another problem appeared: world mode always jogs full speed. If it was not for world mode limits, that could be painful. AFAIK, the world mode jogging had been fixed on araisrobo's ja3 branch. This is the github

Re: [Emc-users] Floating plasma torch - asking to share experience

2012-11-12 Thread Yishin Li
On Tue, Nov 13, 2012 at 1:06 AM, Marius Liebenberg mar...@mastercut.co.zawrote: I have seen many alternative solutions that all end up being scraped and redone to floating head. It is my opinion that the only good and maybe better alternative is the capacitive sensing THC system. The simpler

Re: [Emc-users] Floating plasma torch - asking to share experience

2012-11-12 Thread Yishin Li
On Tue, Nov 13, 2012 at 9:14 AM, John Thornton bjt...@gmail.com wrote: But not practical for touch off on thin material... There's a digital probe signal attached to the plasma head. For thin material or dry plasma cut, we use digital probe. -Yishin

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

2012-07-17 Thread Yishin Li
On Tue, Jul 17, 2012 at 5:27 PM, Joseph Chiu joec...@joechiu.com wrote: Yishin, what was that Beagle Bone running? Joseph, It's with Ubuntu 12.04 armhf. The detail installation guide is here: http://elinux.org/BeagleBoardUbuntu And, this is my note about installing headless LinuxCNC on

Re: [Emc-users] Plasma

2012-06-29 Thread Yishin Li
On Fri, Jun 29, 2012 at 2:05 PM, Viesturs Lācis viesturs.la...@gmail.comwrote: 2012/6/28 Yishin Li y...@araisrobo.com: We then developed AR02 in replace of 7i34, and it solves the EMI noise problem in that factory. You may refer to http://en.araisrobo.com/linuxcnc for the functional

Re: [Emc-users] Plasma

2012-06-28 Thread Yishin Li
On Thu, Jun 28, 2012 at 1:30 PM, Viesturs Lācis viesturs.la...@gmail.comwrote: 2012/6/28 Yishin Li y...@araisrobo.com: Then we realized that we need an isolated pulse/encoder interface for such machine. Thanks! Could You, please, explain a little more, what does it exactly do? We were

Re: [Emc-users] Plasma

2012-06-27 Thread Yishin Li
On Thu, Jun 28, 2012 at 12:18 AM, Viesturs Lācis viesturs.la...@gmail.comwrote: 1) use shielded cables for encoders AND for motor power; shield is grounded only on one end of cable, most probably the drive end; We use Mitsubishi J2S servo drivers for plasma machines. Its encoder cable is

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

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] 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

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

2012-05-22 Thread Yishin Li
On Wed, May 23, 2012 at 1:46 AM, Viesturs Lācis viesturs.la...@gmail.comwrote: PCIe slot is suitable for 6i25, which is probably very new, it's even not in MESA's price list, I guess the price is compatible to 5i25's. Is there a PCIe-to-PCI adapter available? Anyone tested the latency?

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

2012-05-22 Thread Yishin Li
On Wed, May 23, 2012 at 11:30 AM, Greg Bernard yankeelena2...@yahoo.comwrote: 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 an RTAI kernel for that platform. Greg, Yes, we have LinuxCNC running with

Re: [Emc-users] Trajectory planning and other topics from a EMC(LinuxCNC) newbie (TheNewbie)

2012-03-18 Thread Yishin Li
the milling speed significantly. Yishin Li -- ARAIS ROBOT TECHNOLOGY www.araisrobo.com -- This SF email is sponsosred by: Try Windows Azure free for 90 days Click Here http://p.sf.net/sfu/sfd2d-msazure

Re: [Emc-users] Making my own custom gui or controlling software to command emc

2012-03-03 Thread Yishin Li
recommendation for customizing GUI would be Touchy and GladeVCP. Yishin Li -- ARAIS ROBOT TECHNOLOGY www.araisrobo.com -- Virtualization Cloud Management Using Capacity Planning Cloud computing makes use of virtualization

Re: [Emc-users] Simulator based on Ubuntu 11.10 Oneiric

2012-02-01 Thread Yishin Li
On Thu, Feb 2, 2012 at 4:59 AM, Sven Wesley svenne.d...@gmail.com wrote: Gentlemen (I've asked before, here are no women), Anders Wallin got the simulator running within 11.10, and I made it as well by some slight changes to Anders guide. I wrote it all down at the wiki:

Re: [Emc-users] Does emc2 support jogging backward/forward along with g-code?

2011-12-18 Thread Yishin Li
On Sat, Dec 3, 2011 at 9:26 PM, andy pugh bodge...@gmail.com wrote: On 3 December 2011 13:11, Yishin Li y...@araisrobo.com wrote: approach #1: * have negative request-velocity for BACKWARD motion of current TC * replace tc-queue with circular buffer for bi-directional move * figure out

[Emc-users] Does emc2 support jogging backward/forward along with g-code?

2011-12-03 Thread Yishin Li
Hello gentlemen, Does emc2 support jogging backward/forward along with g-code path? (the path is defined by .ngc file) I can not find this function from AXIS GUI. I would like to confirm before start implementing it. thanks in advance, Yishin

Re: [Emc-users] Does emc2 support jogging backward/forward along with g-code?

2011-12-03 Thread Yishin Li
On Sat, Dec 3, 2011 at 6:18 PM, Anders Wallin anders.e.e.wal...@gmail.comwrote: Does emc2 support jogging backward/forward along with g-code path? (the path is defined by .ngc file) AFAIK, No. Did you have some implementation idea/details for this? IMHO, the implementation for BACKWARD