You might be thinking of USB isochronous transfer mode. This is how we send audio and video. It allows the sending of periodic packets at a constant rate.
I don't know how well it would work for machine control. It was designed for constant rate not low latency but it might have good latency too. > Though: There is some evidence that there was a realtime USB effort, I > found the source code on the RTAI repository (but can't immediately > find it now). -- Chris Albertson Redondo Beach, California ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
