On Mon, 1 Dec 1997, Gordon Zerf wrote: > In one of the application notes a pic is used as a real time clock using two > crytals. The time-keeping one being a standard watch crystal, connected to > the " TWO " tock pins to generate the real time interupt. Which pins are > these physicaly, or does any one have another LCD module and real time > clock/alarm project that I may use ? PTM: Whay spend two xtals ?. Use 2^x Xtal and use counter timeout interrupt. -------------------------------------------------------------------------- PTM, pasi.mustalahti@utu.fi, ptmusta@utu.fi, http://www.utu.fi/~ptmusta Lab.ins. (mikrotuki) ATK-keskus/Mat.Luon.Tdk OH1HEK Lab.engineer (PC support) Computer Center OI7234 Mail: Turun Yliopisto / Fysla, Vesilinnantie 5, 20014 Pt 02-3336669, FAX 02-3335632 (Pk 02-2387010, NMT 049-555577) --------------------------------------------------------------------------