LJMP START
ORG 0100H

START:
MOV A, #0AH
MOV B, #02H

ADD A, #05H
SUBB A, #01H
MUL AB
DIV AB

MOV A, #0AH
MOV B, #02H

ANL A,B
ORL A,B
XRL A,B

MOV DPTR, #8250H
MOVX A, @DPTR

MOV A, #01H
MOVX @DPTR, A

MOV DPTR, #8001H
MOVX A, @DPTR

MOV DPTR, #8001H
MOVX B, @DPTR

SUBB A, B

JZ rowne
JC Bwieksze
JNC Awieksze

NOP
NOP
NOP
NOP