Actually 1.0-2.0ms, 1.5ms center. Newer r/c systems are down to around 18ms rate, but his timing is not critical. Also some systems can go a little over on travel, so .75ms-2.25ms is possible. > > ------Servos--------------------------------------- > You probably all know this but anyway. Servos are (supposed to be) > encoded as high pulses with a variable length of 0,5ms to 1,5ms, > corresponding to position, where 1,0ms represents middle or zero > deflection. Pulses should be repeated within 20ms which means one can > usually generate one pulse for each channel and still have some time to > wait until the next 20ms repetition. > Mike DeMetz N9GEZ Elkhart, IN mailto:n9gez@qsl.net http://www.elkhart.net/~miked -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.