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Ralph Hempel wrote:
>
> > It would be handy if there was a word that
> > deleted firmware. It is often inconvenient
> > to get at the batteries. At Kekoa I see the
> > opcode but no rom entry point. Trashing
> > the header in memory and jumping to the reset
> > vector might do it. I wonder if anyone has
> > figured this one out. Seems likely. Where do
> > you ask questions like this? robotics.rcx
> > maybe?
> >
> > I guess I should really upload the rom image
> > and disassemble it to see how the opcode does
> > it.
>
> Kekoa, feel free to jump in here...
>
> Personally, I think just jumping to the reset vector 0x0000
> should do a total cold start, right?
As a guess the following string tells the ROM that
there is valid firmware. This might need to be
stepped on before jumping to the reset vector.
.string "Do you byte, when I knock?"
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