Hi In general speaking... are there any major differences from 16Cxx Vs. 16Fxx code? the reason I am asking is because I found many designs that use 16Cxx and I have in stock 16Fxx. should I change anything else than pic's type statement? Thanks Tal -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads