On Tuesday 16 June 2020 18:58:44 Chris Albertson wrote: > So what next, your milling machine gets to decide the cutting rate and > how fast the spindle turns? > > Curra does in fact know exactly how the printer moves because you told > it the maximum acceleration and even that you are using "Merlin" > firmware. Cura is controlling the speeds of all four axis and even the > fan speeds and both heaters. Cura can assume the printer follows the > g-code. > No I haven't told it, but I also haven't changed anything but the scale either. > > That controller car in the printer is very impressive compared to > Linux CNC. It is doing software stepper pulse generation at over > 6,000 steps per second on four motors while also reading g-code and > PID loops on the bed and nozzle temperature and running the user > interface control All that runs on an 8-bit processor with a 16 MHz > clock speed.
Which explains why the displayed position is some seconds behind the printer. :) Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
