Can someone confirm this chip equivalence?

Jules Richardson jules.richardson99 at
Wed Apr 7 17:17:45 CDT 2010

Brian Lanning wrote:
> On Tue, Apr 6, 2010 at 1:33 PM, Joachim Thiemann <joachim.thiemann at
>> wrote:
>> Can someone just
>> confirm this in a cross-reference? Or a A1010 schematic? Or their own
>> drive?
> It's the same mechanism in an amiga 1000 (iirc) if anyone has that instead.

Sounds familiar for an A500, too - at least I recall two ICs and some pull-up 
resistors. I remember building interfaces like that so we could use junked PC 
floppy drives as external drives (the prices that Commodore wanted for 
'official' external drives were insane)



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