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| assume cs:code,ds:data
data segment
mem db 4 dup(?),'$'
data ends
code segment
start:
mov ax,data
mov ds,ax
lea di,mem
mov ax,2a49h
call tiaoAL
mov al,ah
call tiaoAL
lea dx,mem
mov ah,09h
int 21h
mov ah,4ch
int 21h
tiaoAL:
push ax
call tiao
mov [di],al
inc di
pop ax
mov cl,4
shr al,cl
call tiao
mov [di],al
inc di
ret
tiao:
and al,0fh
daa
add al,0f0h
adc al,40h
ret
code ends
end start
|
