ORG 0000H  
LJMP MAIN
ORG 0030H
MAIN:
MOV P0,#0x3f;0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f;0--9;
MOV P2,#0;1,2,3,4,5,6,7;1--8;
AJMP $
END