Array in Microprocessor

.MODEL SMALL
.STACK 100H
.DATA
    ARRAY DB 'A','B','C','D'
.CODE
MAIN PROC
     MOV AX,@DATA
     MOV DS,AX

     MOV SI, OFFSET ARRAY
     MOV CX,4

     FOR:
        MOV DX, [SI] ;sOURCE INDEX SI MEANS FIRST 0 INDEX
        MOV AH,2
        INT 21H
        INC SI      ;1++ FOR LOOP INCREMENT
        LOOP FOR

        MOV AH,4CH
        INT 21H



MAIN ENDP
END MAIN