ALP to subtract two 8-bit numbers
DATA SEGMENT
NO1 DB 30H
NO2 DB 20H
DATA ENDS
CODE SEGMENT
ASSUME CS:CODE,DS:DATA
START:MOV AX,DATA
MOV DS,AX
MOV AL,NO1
MOV BL,NO2
SUB AL,BL
MOV DS:[2000H],AL
HLT
CODE ENDS
END START
RESULT:
I/P : AL ß30H O/P: AL ß10H
BLß20H [2000H]ß10H
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