Thanks Adam, Colin >From: "M. Adam Davis" >Reply-To: pic microcontroller discussion list >To: PICLIST@MITVMA.MIT.EDU >Subject: Re: [PIC]: Rotary encoder hints, anyone? >Date: Mon, 15 Sep 2003 13:53:42 -0400 > >A /very/ simple and straightforward method of reading a rotary encoding is: > >If A is high when B goes high it went one position in one direction. >If A is low when B goes high it went one position in the other direction. > >If you want to double or quadruple your resolution you can do so using >one of the many quadrature reading schemes discussed in the past (and >undoubtedly in the future) on this list - search the archives. If you >don't need the resolution then this is a very simple, cheap way of >reading one. A little more discussion on rotary encoder types is here >http://www.ubasics.com/adam/electronics/doc/rotryenc.shtml but it hasn't >been updated with info on getting more resolution from them yet. > >-Adam > >Colin Constant wrote: > >>I've just ordered one of those A & B channel mechanical rotary encoders, >>just because I figure it will fit well with a PIC. Of course, I have no >>idea how to wire this thing up. Can anyone offer any pointers? >> >>TIA >> >>Colin >> >>_________________________________________________________________ >>Tired of spam? Get advanced junk mail protection with MSN 8. >>http://join.msn.com/?page=features/junkmail >> >>-- >>http://www.piclist.com hint: The list server can filter out subtopics >>(like ads or off topics) for you. See http://www.piclist.com/#topics >> >> >>. >> > >-- >http://www.piclist.com hint: The list server can filter out subtopics >(like ads or off topics) for you. See http://www.piclist.com/#topics _________________________________________________________________ Add photos to your e-mail with MSN 8. Get 2 months FREE*. http://join.msn.com/?page=features/featuredemail -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics