18 bit CPU; was: Speed now & then
bfranchuk at jetnet.ab.ca
Thu Apr 12 21:15:11 CDT 2018
On 4/12/2018 6:51 PM, Chuck Guzis via cctalk wrote:
> On 04/12/2018 03:16 PM, ben via cctalk wrote:
>> Well I have one better with my cpu, a char is -128 to 384.
> Care to elaborate on why such a lopsided range?
> OK, you forced me to go back to 8 bit unsigned bytes.
Not really, but having 8 bit disk IO is tad simpler.
Indexing is still -128 to 384 offset. This gives a good
sized page 0 and high address (07773xx) i/o out page.
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