surely if the code is tried and tested , then either switch gremlin off , it's not needed or use a txt based GUi , may be a option , of for argument
On 24 June 2016 at 09:01, Neil Whelchel <neilwhelc...@gmail.com> wrote: > Hello, > That is a good point, but I am trying to avoid stopping and restarting the > spindle and such. My spindle motor is a permanent magnet motor, and the > controller does not support a flying start, so the spindle would have to > stop and start for each part set. My spindle is also very high inertia, so > stopping the spindle 2 times a minute would waste a few dozen KW of power > each day (this machine has a 24 KW spindle motor). While I could write a > specific HAL file to fix this, I really don't think that a modification to > the HAL file should really be part of running an NC file. I can run a > program with an infinite loop on my Fagor controller, and it works fine out > of the box, so why do we need to mess with HAL to accomplish what other > controllers do? I realize that my Fagor controller does not backplot, and > there is a price there, but are we thinking clearly when we limit what NC > code can run for this? > The program is about 2500 lines with a loop around it, it runs in about 35 > seconds. If I make enough iterations (2471) that the machine can run one > day, Gremlin dies... > -Neil Whelchel- > > > On Thu, Jun 23, 2016 at 6:23 PM, Dave Cole <linuxcncro...@gmail.com> > wrote: > > > You can get around that by not doing infinite loops! ;-) > > > > Seriously, if you have something like Classic Ladder initiate the > > program you can run as many parts as you want > > and still have the Gcode terminate. That avoid the infinite loop > > issue. The needed bits to trigger and monitor the program are all in > Hal. > > > > I have a machine that has a PYVCP panel that is tied to Classic > > Ladder. You enter the number of parts you want to run and push the go > > button, > > the the machine indexes sheets into the machine, cuts them, and indexes > > the cut sheet out the other side. The operator loads sheets onto a > > conveyor which feeds the machine. > > > > Dave > > > > > > > > On 6/23/2016 5:03 PM, Neil Whelchel wrote: > > > Hello, > > > When I do large production runs especially with multiple fixtures that > > are > > > used alternately, it is quite handy to put the work in an infinite > loop. > > > Gremlin on the other hand has an issue with this as it attempts to > > backplot > > > infinity. A comment can be added to the code to make Gremlin ignore it, > > but > > > it still throws non fatal Python errors. It would be really handy to > have > > > some sort of checking built into Gremlin to have it not crash when it > > > encounters an infinite loop. Something as a simple loop counter that > > breaks > > > out of the loop after one iteration if all parameters are the same > > between > > > any previous pass? Or how about a comment in the NC code that tells > > gremlin > > > that a loop is infinite and to only parse it once or N number of times? > > > Any thoughts or reasons as to why this might be a bad idea, either from > > the > > > standpoint of patching Gremlin or writing NC files with infinite > loops... > > > -Neil Whelchel- > > > > > > ------------------------------------------------------------------------------ > > > Attend Shape: An AT&T Tech Expo July 15-16. Meet us at AT&T Park in San > > > Francisco, CA to explore cutting-edge tech and listen to tech > luminaries > > > present their vision of the future. This family event has something for > > > everyone, including kids. 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