An Assembly Language Program to read a character and display it on new line with user prompts initialized by constants

An Assembly Language Program to read a character and display it on new line with user prompts initialized by constants .

.MODEL SMALL
 .STACK 100H

 .DATA
    MSG_1  EQU  'Enter the character : $'
    MSG_2  EQU  0DH,0AH,'The given character is : $'

    PROMPT_1  DB  MSG_1
    PROMPT_2  DB  MSG_2

 .CODE
   MAIN PROC
     MOV AX, @DATA                ; initialize DS
     MOV DS, AX

     LEA DX, PROMPT_1             ; load and display PROMPT_1 
     MOV AH, 9
     INT 21H

     MOV AH, 1                    ; read a character
     INT 21H

     MOV BL, AL                   ; save the given character into BL

     LEA DX, PROMPT_2             ; load and display PROMPT_2
     MOV AH, 9
     INT 21H

     MOV AH, 2                    ; display the character
     MOV DL, BL
     INT 21H


     MOV AH, 4CH                  ; return control to DOS
     INT 21H
   MAIN ENDP
 END MAIN

.MODEL SMALL

.STACK 100H

.DATA

MSG_1 EQU 'Enter the character : $'

MSG_2 EQU 0DH,0AH,'The given character is : $'

PROMPT_1 DB MSG_1

PROMPT_2 DB MSG_2

.CODE

MAIN PROC

MOV AX, @DATA ; initialize DS

MOV DS, AX

LEA DX, PROMPT_1 ; load and display PROMPT_1

MOV AH, 9

INT 21H

MOV AH, 1 ; read a character

INT 21H

MOV BL, AL ; save the given character into BL

LEA DX, PROMPT_2 ; load and display PROMPT_2

MOV AH, 9

INT 21H

MOV AH, 2 ; display the character

MOV DL, BL

INT 21H

MOV AH, 4CH ; return control to DOS

INT 21H

MAIN ENDP

END MAIN

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An Assembly Language Program to read a character and display it on new line with user prompts initialized by constants

An Assembly Language Program to read a character and display it on new line with user prompts initialized by constants .

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