Mike wrote : > I was just looking for the basic 16F84A, blink a led project > because as far as I know it does not use a crystal or resonator. Hi ! It's still not clear what project that is. Do you have any pointer ? Where did you read or hear about it ? You must be thinking of *something* since you think that it doesn't use a crystal or resonator... > I dont need a presision timer just one to initiate an event every > few seconds... So, some kind of "delay" routine ? Or a timer initiated interrupt ? > and want to avoid parts that can easilly break under stress. What "stress" ? Will this PIC run in some harsh environment ? And finaly, but you probably already know this, there is a risk that you are making things harder then they should have to be by sticking to the old F84... :-) Jan-Erik. -- 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