Thank you, And what resolution can i achieve with counter module and encoder-velocity output? What would be the best frequency range i should select if i use the LM231 (frequency can be selected)? Regards Klemen
--- On Wed, 3/16/11, andy pugh <[email protected]> wrote: > From: andy pugh <[email protected]> > Subject: Re: [Emc-users] pwm AD converter > To: "Klemen Dovrtel" <[email protected]> > Cc: "Enhanced Machine Controller (EMC)" <[email protected]> > Date: Wednesday, March 16, 2011, 1:25 PM > On 16 March 2011 12:12, Klemen > Dovrtel <[email protected]> > wrote: > > > Yes, i am using the parallel port. The frequency of AD > measurement would be approximately 10 Hz. Isn't this low > enough to make a decent measurement? > > At 10Hz and with a 50uS base thread then you would have > effectively 11 > bits of resolution. That seems entirely adequate for many > purposes. In > that case the oneshot and sample_hold idea that I suggested > earlier > would work. > > -- > atp > "Torque wrenches are for the obedience of fools and the > guidance of wise men" > ------------------------------------------------------------------------------ Colocation vs. Managed Hosting A question and answer guide to determining the best fit for your organization - today and in the future. http://p.sf.net/sfu/internap-sfd2d _______________________________________________ Emc-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/emc-users
