I haven't heard of an EEPOT so I went looking. EEPOT seem to confuse gargoyle. Any links to something specific as they sound interesting Justin On 7 March 2015 at 21:59, Harold Hallikainen wrote= : > I've seen EEPOTs with SPI and up/down pulse controls. It may be cheapest > to use an 8 pin PIC to do the interface. When there's a programmable part > in our systems, they generally like to have a field update capability, > which further complicates things. But, I may be able to get by with a > fixed program part here. It would be nice if that circuitry were > integrated in the eepot, but I guess not many people need that. > > This is used in a "bypass" circuit when the main processor has shut down > for some reason. Just some way to get audio through the system and be abl= e > to use the front panel volume control (encoder). > > Thanks! > > Harold > > > > Harold, your question is weird. > > The EEPOT needs usually a serial interface. > > The quadrature encoder need a programable part to read it. > > Since both need a microcontroller, why don't you use it? > > > > Vasile > > > > On Sat, Mar 7, 2015 at 2:46 AM, Harold Hallikainen > > > > wrote: > > > >> Is anyone aware of a quadrature encoder interface chip that acts like > >> the > >> typical quad encoder state machine to throw out invalid stuff due to > >> contact bounce? I want to drive an EEPOT with an encoder without > >> throwing > >> another programmable part in the circuit. Or, perhaps there's an EEPOT > >> that can directly connect to an encoder? > >> > >> THANKS! > >> > >> Harold > >> > >> > >> > >> -- > >> FCC Rules Updated Daily at http://www.hallikainen.com - Advertising > >> opportunities available! > >> Not sent from an iPhone. > >> -- > >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > >> View/change your membership options at > >> http://mailman.mit.edu/mailman/listinfo/piclist > >> > > -- > > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > > View/change your membership options at > > http://mailman.mit.edu/mailman/listinfo/piclist > > > > > -- > FCC Rules Updated Daily at http://www.hallikainen.com - Advertising > opportunities available! > Not sent from an iPhone. > -- > http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .