Write assembly language program for 8086 to exchange contents of two memory blocks.

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written 8.0 years ago by

meghalikalyankar • 2.3k

• modified 4.0 years ago

microprocessors and applications

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1.0kviews

written 8.0 years ago by

meghalikalyankar • 2.3k

DATA SEGMENT

    A DB 50H

B DB 60H

DATA ENDS

CODE SEGMENT

     ASSUME DS: DATA, CS: CODE

     START:

MOV AX, DATA

MOV DS, AX

MOV AL, A    

MOV AH, B

MOV BL, AL

MOV AL, AH

MOV AH, BL

MOV A, AL

MOV B, AH

MOV AX, 4C00H

INT 21H

CODE ENDS

END START

OUTPUT

BEFOR AFTER

ax 0000 ax 06C1

bx 0000 bx CD36

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