ITH 5.5 2006-05-05 12:28:33 code at 0 include C51RD2.INC LEDs data P2 sjmp init org 001bh mov TL1,#0d8h mov TH1,#0f0h inc LEDs reti init: mov TMOD,#00010000b mov TCON,#01000000b mov IP,#0 setb ET1 setb EA mov p2,#0 haupt: sjmp haupt