On Sat, 23 Nov 2019 11:41:23 +0000 Herzog Raoul <raoul.her...@heig-vd.ch> wrote:
> dear Andrew, > > The RS274 interpreter is still the original, important concepts like HAL, > pins etc, are still there. > > Even with high end drives, you cannot simply stream position data, the > reference signals for each drive *must* respect the physical constraints > regarding max jerk, max acceleration and max speed ! > > Important for understanding : there is NOT ANY trajectory planning INSIDE the > drive, only feedback loops and feedforward. Read CANopen standard 402 which may alsoe be used over Ethercat and som drives may actually have trajectory planning but for syncronized motion I am certain trajectory MUST be done in Linuxcnc with some margin on the limits. _______________________________________________ Emc-developers mailing list Emc-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-developers