Отчет по практике: Микропроцессорные системы

mov bx,04a9h

mov dx,0043h

mov al,0beh

out dx,al

dec dx

mov al,bl

out dx,al

mov al,bh

out dx,al

in al,[61h]

or al,03h

out [61h],al

ret

Endp

Sound2 Proc near

xor ax,ax

mov es,ax

mov ax,es:[046ch]

add dx,ax

m1: mov ax,es:[046ch]

cmp dx,ax

jnz m1

in al,[61h]

and al,0fch

out [61h],al

ret

Endp

m_end:

mov ax,4c00h