17 Program to sum two 16 bit number Using Memory in 8086 Microprocessor

Code:

; Program to add 2 16 bit number using memory
.MODEL SMALL
.STACK 100

.DATA
   NUM1 DW 8A64H  ;  First Number
   NUM2 DW 5F98H  ;  Second Number
   RES  DW  ?     ;  Result Variable

.CODE
   MOV AX , @DATA ; Initialization of data segment
   MOV DS,AX

   MOV AX , NUM1  ; Load 1st number in AX
   ADD AX , NUM2  ; Add 2nd number with 1st number in AX

   MOV RES , AX   ; Store result from AX to RES memory
   MOV DX , AX    ; Storing data from AX to DX

   MOV AH , 2     ; Service routine to print contain of DX
   INT 21H

   MOV AH , 4CH   ; Service routine to exit
   INT 21H
END

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