Better info: machinekit@beaglebone:/usr/bin$ dpkg -l machinekit* ii machinekit 0.1.14581376 armhf PC based motion controller for re machinekit@beaglebone:/usr/bin$ cat /etc/dogtag Machinekit Debian Image 2016-02-07
On Wednesday, December 28, 2016 at 12:05:04 AM UTC-5, Daren Schwenke wrote: > > I've been running the following older debian 7 image for many months, with > many 6+ hour prints, and zero lockups (knock on wood). > Not sure what version of this image this was, but here are some file dates: > machinekit@beaglebone:/etc$ uname -a > Linux beaglebone 3.8.13-xenomai-r78 #1 Sat Sep 26 16:54:43 UTC 2015 armv7l > GNU/Linux > machinekit@beaglebone:/etc$ ls -al /usr/bin/linuxcnc > -rwxr-xr-x 1 root root 24129 Mar 16 2016 /usr/bin/linuxcnc > machinekit@beaglebone:/usr/bin$ ls -al /usr/bin/hal_temp_bbb > -rwxr-xr-x 1 root root 9567 Mar 16 2016 /usr/bin/hal_temp_bbb > > > I had experienced lockups in other versions, but my hardware has also > changed since then with better shielding and smoother power to the BBB. > haltalk (using Machineface) in that build can consume 30% proc at times, > and this seems to cause random blobbies in the prints. > The effect is worse at high segment speeds (160mm/sec, all arcs). > Disconnecting mostly eliminates them and the print continues, so that's > what I do. It works so I'm not messing with it. > > > On Tuesday, December 20, 2016 at 9:40:39 AM UTC-5, Jonathan Cohen wrote: >> >> I took my printer down since the hot end was locking up during a long >> print. I have posted about this over the past year. I recently purchased >> a new microsd card, put on a new image of Jessie 8.6. I also replaced the >> hotend thermistor, redid all of the wiring to decrease the effect of EMI >> near the cartridge heater leads. I got off one reasonable 4hr test print. >> However, on an overnight, the ADC locked up at maybe the 5 hr mark on a >> 6.5 hr print (not heating). So, I recall Charles writing about the ADC >> driver being a bit temperamental, sensitive to over-voltage and such. I am >> powering the beaglebone through the AUX in on the CRAMPS board through a 5V >> LM2596 buck regulator ( >> https://www.amazon.com/gp/product/B00WEBJRE8/ref=oh_aui_search_detailpage?ie=UTF8&psc=1). >> >> I recently went a made sure that it was set to 5V to be sure. Prior to >> that I was using a 5V DC adapter where I still had this issue. My cable >> management is reasonable so I do not think wires are moving about. >> >> 1. So what I want to know is whether this is a particular problem that is >> always going to be sporadic during a print ? >> 2. Is there no straightforward solution ? I tried several microSD cards, >> thinking it was a quality issue or corruption of the card but that did not >> fix it. I also though my thermistor may have been bad, or the wiring out >> both so I swapped that out, to no avail. >> 3. There was mention of a buggy ADC driver in an older kernel. Has this >> same driver been brought along to the new Debian release / >> 4. I did see in the forums about using an external ADC, is this possible >> to implement on the CRAMPS (I am not sure if the SPI is broken out). >> 5. Is this an issue that everyone who uses the Beaglebone/CRAMPS combo, >> sees ? >> 6. I slice in Cura, is this a G-code problem ? ( I am not using the >> remapped G-codes0 >> 7. 5. Does this occur with the Replicape board ? >> 8. Is it time to throw in the towel ? >> >> I really like the using an embedded platform for running a printer. This >> is a bit frustrating as I can not figure it out. Everyone on this board >> has been really helpful. I have scoured the board looking for solutions, >> but am still at a loss (probably since I am not a programmer or engineer !) >> >> >> Thanks, >> >> Jonathan >> >> -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to machinekit+unsubscr...@googlegroups.com. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.