Z80 Divide by 10
trixter at oldskool.org
Mon Jan 28 17:29:16 CST 2008
> My personal bias is the pre-fetch buffer, you never know just
> what speed your cpu is running at.
Okay, I can see that. 8086 was 6 bytes, 8088 was 4 bytes, NEC V20/V30
was 6, 80286 was 8 bytes, 80386 was 16 bytes, etc. I suppose it was
good that (in the IBM PC, anyway) we had a 1.193181 MHz timer to play
with, yes? At least that wasn't variable...
Jim Leonard (trixter at oldskool.org) http://www.oldskool.org/
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