Assembly/14-03-22/1 @ 14-03-22.asm

60 lines
997 B
NASM

; multi-segment executable file template.
data segment
; add your data here!
pkey db "press any key...$"
num1 db 03h
num2 db 04h
ris db 00h
count db 0Ah
ends
stack segment
dw 128 dup(0)
ends
code segment
start:
; set segment registers:
mov ax, data
mov ds, ax
mov es, ax
; add your code here
mov al, num1
mov bl, num2
mov cl, count
inizio-ciclo:
add al, bl
dec cl
cmp cl, 00h
je fine-ciclo:
jmp inizio-ciclo
fine-ciclo:
mov ris, al
cmp ris, 32h
jl add10
sub ris, 05h
jmp fine
add10:
add ris, 0Ah
jmp fine
fine:
lea dx, pkey
mov ah, 9
int 21h ; output string at ds:dx
; wait for any key....
mov ah, 1
int 21h
mov ax, 4c00h ; exit to operating system.
int 21h
ends
end start ; set entry point and stop the assembler.