18.1 Reverse String from Upper to Lower Case || Assembly Language Programming || English || emu8086
;REVERSING A STRING (PROCESS 1)
.MODEL SMALL
.STACK 100H
.DATA
MSG DB ' UNIVERSITY'
.CODE
MAIN PROC
MOV AX,@DATA
MOV DS,AX
MOV SI,OFFSET MSG
MOV CX,11
ADD SI,11
TOP:
MOV AH,2
MOV DX,[SI]
ADD DX,32
INT 21H
DEC SI
CMP SI,0
JE EXIT
LOOP TOP
EXIT:
MOV AH,4CH
INT 21H
MAIN ENDP
END MAIN
#assembly #assembly_Language