ON 20050825@3:53:05 AM at page: http://www.piclist.com/techref/member/bouzekri-menara-/index.htm#38589.1618634259 [bouzekri-menara-] Says I didn't mention that I have a #define PORTDx RDx. And that the program works fine on simulator (observing PORTD giver 0xFF). I use Picstart Plus to program it. But still no ckue as to what checks I need to do or where the problem comes from?