TITLE PRINT STRING PROGRAM .MODEL SMALL .STACK 100H .DATA MSG DB 'HELLO!$' .CODE MAIN PROC ; initialize DS MOV AX, @DATA MOV DS, AX ; intialize DS ; display message LEA DX, MSG ; get message MOV AH, 9 ; display string function INT 21H ; display message ; return to DOS MOV AH, 4CH INT 21H ; DOS exit MAIN ENDP END MAIN