On Thu, 6 Sep 2001, Tony Duell wrote:
I've just pulled out my copy of 'Beneath Apple
DOS', and the
information you need doesn't seem to be in there. There's very little
about the disk hardware at all -- it assumes you'll at least use the
standard routines to read/write bytes on the disk.
The info that Sean is looking for is in the Apple ][ DOS manual. I have a
Is it? Where? I've just had a quick look, and apart from the schematics,
again there's no hardware info. And you can't work out the function of Q6
from just a schematic (or at least I can't).
Dang. I must've been mistaken then. I know I have a manual or something
that explains the operation of the state machine. It's been years since I
saw it though.
Sellam Ismail Vintage Computer Festival
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