Hi, Here is another link that might be helpful: http://www.robh.nl/electro.php About the fourth item down "Quadrature encoders circuits for cheap mechanical rotary encoders" BEN > Date: Fri, 19 Oct 2007 11:57:26 -0700> From: micro_eng2@yahoo.com> Subject: Re: [PIC] rotary encoder interface> To: piclist@mit.edu> > yep...think this is what I was looking for...thanks!!> > "M. Adam Davis" wrote: I have some amount of rotary encoder info here:> http://www.ubasics.com/adam/electronics/doc/rotryenc.shtml> > It covers very simple decoding (treat A as direction, B as step), then> gives an overview of typical state machine decoding. It also covers> the different types of encoders, and quotes a few people talking about> some interesting absolute encoders.> > It's not likely the same discussion you remember but perhaps it has> the information you need.> > And if not - ask away! The piclist can never have too many> discussions on rotary encoders!> > -Adam> > On 9/27/07, alan smith wrote:> > I know I have it someplace...stored under something obvious at the time....but there was some posts dealing with rotary encoder interfaces, and now of c! ourse I need to recall what was said....> >> > anyone remember?> >> >> > ---------------------------------> > Yahoo! oneSearch: Finally, mobile search that gives answers, not web links.> > --> > http://www.piclist.com PIC/SX FAQ & list archive> > View/change your membership options at> > http://mailman.mit.edu/mailman/listinfo/piclist> >> > > -- > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -> - - - - - - - - - - - - - - - - - - - - - - - - -> Moving in southeast Michigan? Buy my house: http://ubasics.com/house/> > Interested in electronics? Check out the projects at http://ubasics.com> > Building your own house? Check out http://ubasics.com/home/> -- > http://www.piclist.com PIC/SX FAQ & list archive> View/change your membership options at> http://mailman.mit.edu/mailman/listinfo/piclist> > > __________________________________________________> Do You Yahoo!?> Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > --! > http://www.piclist.com PIC/SX FAQ & list archive> View/change your membership options at> http://mailman.mit.edu/mailman/listinfo/piclist _________________________________________________________________ Peek-a-boo FREE Tricks & Treats for You! http://www.reallivemoms.com?ocid=TXT_TAGHM&loc=us -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist