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assume cs:code
data segment
db 'Welcome to masm!',0
data ends
code segment
start: mov dh,8
mov dl,3
mov cl,2
mov ax,data
mov ds,ax
mov si,0
call show_str
mov ax,4c00h
int 21h
show_str: push cx
push dx
mov ax,0b800h
mov es,ax
mov al,0A0h
pop dx
dec dh
mul dh
s: mov ch,0
mov cl,[si]
jcxz ok
mov bp,ax
mov bl,[si]
mov bh,cl
mov es:[bp],bx
inc si
jmp short s
ok: ret
code ends
end start
assume cs:code
code segment
start:
mov ax,0b800h
mov es,ax
mov ax,0460h
mov bp,ax
mov bx,0257h
mov es:[bp],bx
code ends
end start