Hello Nick, If i am correct this is some form of "hunting" mode which is being done by the feedback loop in the PRU. I have seen the same behavior on our machines, but I have no clue what this actually does internally in machinekit.
Op woensdag 10 mei 2017 11:14:45 UTC+2 schreef Nick Collier: > > I am running Machinekit on a BBB. > > When tasting the physical step and direction output pins with an > oscilloscope, I noticed that there are various rectangle/pulse type waves > on the direction pins when the respective axis are not moving. Is this > normal? > > As soon I make the axis move, the direction pin goes to either high or low > depending on the direction. > > When the axis are moving, everything looks fine. But I would expect no > signal when there is no movement. The step outputs produce no signal when > there is no movement, so I guess the signal from the direction outputs are > not going to do any harm. > > -- 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 [email protected]. Visit this group at https://groups.google.com/group/machinekit. For more options, visit https://groups.google.com/d/optout.
