from memory 3C8 is the IO port for character ram??  You needs
something with a loop :)

Hows about my old favourite on the C64.  Increment the border colour
in a tight loop.

.C:c000   EE 20 D0   INC $D020
.C:c003   4C 00 C0   JMP $C000

Good old SYS 49152 ....

http://twitpic.com/2z3ucr

On Oct 20, 12:11 am, Reinier Zwitserloot <[email protected]> wrote:
> Possibly more obscure:
>
> MOV DX, 0x3C8
> XOR AL, AL
> OUT DX, AL
> INC DX
> DEC AL
> OUT DX, AL
> INC AL
> OUT DX, AL
> OUT DX, AL
>
> I double checked, 3C8 is the right port. Any takers?
>
> On Oct 19, 2:57 pm, Christian Catchpole <[email protected]>
> wrote:
>
>
>
> > screen colour = black
> > border colour = black
> > cursor colour = white
>
> > (and i remembered that from 1987)
>
> >http://twitpic.com/2yzlcp

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