25 Sep
2018
25 Sep
'18
8:45 a.m.
On Mon, 24 Sep 2018, Chuck Guzis wrote:
How about some 22-bit or 13 bit architectures?
How about our Dietz MINCAL 523? 19 bit architecture, memory is 20 bits
with parity. Microprogrammed machine, microcode within normal address
space, mixed twos-complement and sign-magnitude arithmetic. Completely
reverse-engineered due to lack of information :-))
8K core memory, microcode and boot loader stored in foil ROMs (similar to
wire rope ROMs).
Christian