Charles Rogers wrote: >> You'd have to run the PIC from a **very** slow clock to get timer 2 >> down to >> that period. Then you'd have to wait a few weeks to verify it's >> working. > > Olin: > Are you saying it is possible to accomplish what the OP is looking > for but just isn't feasible. My comment makes little sense without the snippet of the OP's post I was replying to and that I quoted. Yes, I think it would be unrealistic to mak= e timer 2 produce a 2Ms period (I think that was the OP's value) on its own. This can easily be done in firmware, however. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .