HP disk drive CPUs (was Re: CP/M for Fairchild F8 ?)
fmc at reanimators.org
Tue Sep 19 00:01:34 CDT 2006
Tony Duell wrote:
> FWIW, some HP HPIL peripheals used a related chip (3870). IIRC, the 82161
> tape drive, 82162 printer, 82165 GPIO and 82166 converter all used said
> microcontroller. The 82164 RS232 and 82169 HPIB used 8049s, the 9114 disk
> used a 6809 (!).
I don't think the 9114 using a 6809 is all that unusual; other
91xx (and I think some of the 794x) devices did that too.
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