Don Stanley wrote: > Hi All; > Does anyone know where, or if there is a document for these? > > The ones not so obvious to me are: > setp ppmc.0.stepgen.00-03.pulse-width-ns 3500 > setp ppmc.0.stepgen.00-03.pulse-space-min-ns 3500 > setp ppmc.0.stepgen.00-03.setup-time-ns 1000 > > 1- Does this set all the steppers on a board the same? > Yes, setting the values on the first axis sets all axes on that board. > 2- What does the ".00-03." define? > Axes 0-3 > 3- What does the "setup-time-ns" do? > it delays a step pulse after a direction change so the drive has had time to notice the direction has changed. or, it delays a direction change until the specified time after the last step pulse. Either way, this is to insure some delay so the drive is not confused which direction a particular step pulse is supposed to move in. > 4- Is it correct to presume more than 4 Axis will require > another group of the above setp? > > Yes, if you have 2 USC boards, you need to set the second one with
setp ppmc.0.stepgen.04-06.pulse-width-ns 3500 etc. I have to admit I don't recall testing this feature with 2 boards. Jon ------------------------------------------------------------------------------ Start uncovering the many advantages of virtual appliances and start using them to simplify application deployment and accelerate your shift to cloud computing. http://p.sf.net/sfu/novell-sfdev2dev _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
