On Monday, April 16, 2012 11:14:57 AM Andrew did opine: > 16 ذ؛ذ²ر–ر‚ذ½رڈ 2012 ر€. 15:09 andy pugh <bodge...@gmail.com> ذ½ذ°ذ؟ذ¸رپذ°ذ²: > > On 16 April 2012 12:31, Andrew <parallel.kinemat...@gmail.com> wrote: > > Does it make sense to connect the encoder right to 7i43 pins and look > > > > It is worth a try, as long as it is a 5V TTL single-ended encoder. > > > > Just did it. Perfect quadrature pulses > > http://img214.imageshack.us/img214/6079/screenshothaloscillosco.png > And the position is correct, of course. That is much better. But are you turning the spindle by hand? That is still a very uneven speed, showing at least 6/1 diffs in speed in just a fraction of a revolution.
Cheers, Gene -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) My web page: <http://coyoteden.dyndns-free.com:85/gene> Those aren't WINOS -- that's my JUGGLER, my AERIALIST, my SWORD SWALLOWER, and my LATEX NOVELTY SUPPLIER!! ------------------------------------------------------------------------------ For Developers, A Lot Can Happen In A Second. Boundary is the first to Know...and Tell You. Monitor Your Applications in Ultra-Fine Resolution. Try it FREE! http://p.sf.net/sfu/Boundary-d2dvs2 _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
