2004-06-12 23:34:04 +02:00
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.model tiny
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.486
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smart
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.code
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2004-11-19 18:23:06 +01:00
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org 0h
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2004-06-12 23:34:04 +02:00
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start:
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jmp tsr
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offsets dd 0
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db 'HOURS'
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tsr:
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pushf
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db 2eh,0ffh,1eh
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dw offsets
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cli
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pusha
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push ds es
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push cs
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push cs
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pop ds
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pop es
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mov ah,22h
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mov di,offset infos
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int 47h
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mov bl,[infos+1]
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xor bh,bh
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sub bl,8
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mov di,bx
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shl di,1
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mov dx,71h
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xor eax,eax
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mov cx,0B800h
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mov es,cx
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mov cl,4
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mov bp,8
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show:
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dec dx
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mov al,cl
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out dx,al
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inc dx
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in al,dx
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call showbcd
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cmp cl,0
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je finic
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mov byte ptr es:[di],':'
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add di,2
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sub cl,2
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jmp show
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finic:
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pop es ds
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popa
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sti
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iret
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;==============================Affiche le nombre nb hexa en EDX==============
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Showbcd:
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push ax bx cx edx
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mov edx,eax
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mov cx,bp
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sub cx,32
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neg cx
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shl edx,cl
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mov ax,bp
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shr ax,2
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bcdaize:
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rol edx,4
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mov bx,dx
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and bx,0fh
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add bl,'0'
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mov es:[di],bl
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add di,2
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dec al
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jnz bcdaize
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pop edx cx bx ax
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ret
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infos db 40 dup (0)
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end start
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