Jon Elson via cctalk wrote:
> On 3/13/25 11:47, Holm Tiffe via cctalk wrote:
> >
> > ...and you can expand the Registers externally with AM29705 (AM29707)
>
> Actually, the 2903 didn't have any general registers at all. And, yes the
> 29705 provided dual-port registers for the 2903, that's what I used in my
> bit-slice CPU project.
>
> Jon
>
What's a general Register? Even the 2901 has an 16x4 register file,
that's why this thing is called an RALU.
...and that register file is what one can expand with an 29705..
Regards,
Holm
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