30 May
2006
30 May
'06
5:34 p.m.
"Chuck Guzis" wrote:
If one wanted to make an ST-506 or 412 replacement, I'd be sore tempted
just to do it with some battery-backed SRAM and a microcontroller.
You know, some friends of mine once did that for the original macintosh.
I just remembered. They figured out the signals coming out of the
floppy port in the back and faked the signals in software. With a z-80
if I recall correctly. I think it had a big (for the time) battery
backed up sram bank. It was probably all of 1-2mb. I'm guessing this
was essentially talking to the IWM (and doing group code)
at the time I was working on the Hyperdrive and we had *10mb*, woo hoo.
hmmm... I wonder if either of them saved any of that. I'll ask.
those two guys later founded Shiva
(and I got was a t-shirt! :-)
-brad