Hi Ariel, arocholl wrote: > > 2009/5/24 Gerhard Fiedler > >> >> > I think there is another technique that should be used? >> >> Polling, as Olin said. >> >> Gerhard >> >> > I agree on this. My experiments on IOC for a few RC products were really > disappointing. > You too? :-) Is there any real application for these damned functions??? arocholl wrote: > > Polling is a much better technique in my experience for > dealing with RC timing, and it probably becomes quickly as the only > reliable > option if you look at several ports at a time. > With a INTOSC running at 8MHZ, you have plenty of time to process things > while the PPM pulse is low -almost 20ms- and then get back to polling mode > as you expect the PPM pulse high again. You may want to check the input > level at intermediate points to detect noise or jitter, in any case a > simple > state machine, designed to do polling and processing at the right times is > all you probably need. > As I said to Steve, this is not so simple nowadays... ----- Best regards, Philippe. http://www.pmpcomp.fr Pic Micro Pascal for all! -- View this message in context: http://www.nabble.com/Reliable-IOC--tp23611087p23710149.html Sent from the PIC - [PIC] mailing list archive at Nabble.com. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist