Well, where could I find a list of chips? I imagine that there wouldn't be any sort of prgrammable logic on it.
On Mar 17, 7:11 pm, James MacPhail <g..._at_email.domain.hidden> wrote:
> >Are there any custom chips in the Lisa?
>
> Only one comes to mind: There is a mask programmed COP421 microcontroller
> on the I/O board that handles keyboard, mouse, and RTC. We don't have the
> source code, and no-one has extracted the binary AFAIK, although attempting
> that is on my to-do list.
>
> The Lisa 2/10 version has a second custom chip on the I/O board, which is
> much like the IWM in the original Mac.
>
> Some other chips are obsolete and may be quite difficult to find or very
> expensive, especially in quantity.
>
> HTH,
>
> James
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Received on 2008-03-17 20:43:56
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