7 Dec
2006
7 Dec
'06
4:19 p.m.
to make one of these in discrete logic:
(if you don't feel like looking, it's an Apple
II
IDE/Cflash controller)
Just a rough chip count.
Two 8 bit buffers, two 8 bit latches and one GAL20V8 or similar.
The GAL isn't essential but saves four or more packages to do the
address decoding.
Lee.