Assembly Program for Addition two numbers. Number Between 0-9.

• Assembly Code for Addition  of 1 digit number(0-9).

org 100h

; Addition  of 1 digit

.code

; input 1

mov ah, 01h  ; first character input function

int 21h

mov bl, al   ; move the content of al (1st number) to bl register 

; new line

mov ah, 02h  ; character ouput function

mov dl, 0Ah  ; line feed

int 21h

mov dl, 0Dh  ; carriage return

int 21h

; Input 2

mov ah, 01h   ; second character input function

int 21h

mov cl, al    ; move the content of al (2nd number) to cl register

add bl, cl    ; addition of two numbers 

; Newline

mov ah, 02h  ; character ouput function

mov dl, 0Ah  ; line feed

int 21h

mov dl, 0Dh  ; carriage return

int 21h

; Output

sub bl, 30h  ; convert to real number entered

mov dl, bl   ; move the content of bl (2nd number) to dl register

int 21h  

endp

ret