Hi there! >(1) please include the processor symbol file using: > > INCLUDE p16c84.inc I added this line to the beginning of my program and it eliminated one warning message! What is exacly the symbol file? What is it use for? >(2) make some defines if you like to be more proficient. In that case: > > #define _rp0 STATUS,RP0 Cool! I didn`t know you could do that! Well thanks a lot for your help! Talk to you soon, Jean-Francois ----------- Jean-Francois & Alain Joly jolyal@capitalnet.com