Is there an emoticon for the feeling when a light turns on inside ones head?
Understanding is a wonderful thing. (NB. I did not say "knowing", only understanding ;-) I'm saving these responses to reread in the morning! Thanks! Cal > cmg...@sover.net wrote: >> Are step and direction "pulses" present at the parallel port just >> ignored >> in this system of "Mesa Cards and Hostmot2" ? > > When using the 7i43, emc2 does *not* make pulses on the parallel port. > Instead it sends commands via the parallel port to the 7i43 (which > *does* make the pulses). > > >> What system handles pulse duration and direction hold time? Is that all >> in the FPGA or is EMC2 in control via the ini files? > > The step pulse timing are put into the .ini & .hal files by the person > building the machine. They're read by emc2 at init time and sent to the > hostmot2 driver, which sends them to the FPGA. The FPGA then ensures > that the pulse train it emits does not violate the timing specs. > > > -- > Sebastian Kuzminsky > > ------------------------------------------------------------------------------ > Let Crystal Reports handle the reporting - Free Crystal Reports 2008 > 30-Day > trial. Simplify your report design, integration and deployment - and focus > on > what you do best, core application coding. Discover what's new with > Crystal Reports now. http://p.sf.net/sfu/bobj-july > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > ------------------------------------------------------------------------------ Let Crystal Reports handle the reporting - Free Crystal Reports 2008 30-Day trial. Simplify your report design, integration and deployment - and focus on what you do best, core application coding. Discover what's new with Crystal Reports now. http://p.sf.net/sfu/bobj-july _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
