Hi, Mike Montgomery wrote: >Hi Tony > >Thanks for the info could you please give me a link where I could get some date sheets from. >mike Well sure can do, http://para.maxim-ic.com/compare.asp?Fam=UART&Tree=Interface&HP=Interface.cf m take your pic(k) :) Have some code bit's that I might share, try yourself first, they're quite easy to grasp. /Tony -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads