[Coco] CoCo 3 MMU test for all
jdaggett at gate.net
jdaggett at gate.net
Mon Jan 21 08:56:56 EST 2008
On 21 Jan 2008 at 3:11, J.P. Samson wrote:
> I can't resist pointing out that the first "computers" used decimal,
> not hex. If you've ever taken a look at Babbage's Difference Engines,
> you'll see that all the processing happens in base 10, albeit in a
> mechanical rather than electronic fashion. The basic algorithms for
> doing calculations are essentially the same as in a digital circuit,
> but you can actually watch things happen step-by-step as the cogs
> slowly spin around. It's pretty neat.
Yes and early TI calculators used a decimal version of the CORDIC
algorithym. Decimal processing is still hardware intensive.
james
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