11 May
1998
11 May
'98
12:59 p.m.
This card also has some RAM-like chips. IF one were to assume that
those are buffers, could one say that this is just a customized
parallel port card?
to
single female
socket,37 pin. It is labelled CD-IFI3, and has an NEC
D8255AC-5 chip on it. It is a standard 8-bit ISA. Could someone tell
It's not much help but I can tell you that an 8255 is a pretty dumb 24
line parallel I/O chip. It has the interesting feature that any write the mode control register (even if it doesn't
change it) sets all
output
lines to logic 0. That can make life interesting...
-tony
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