Re: Intel is lucky they have Apple

[Roger Johnstone <news2006@roger.geek.nz>]

In <1hbqixe.1i8p7wy1v17kaoN%dempson@actrix.gen.nz> David Empson wrote:
> 
> I doubt they had any intention of using the 6800 in an Apple ][, but 
> it might have been allowed for in the Apple I. I've never seen the
> schematic or board layout (let alone a real machine). It would have
> required a fair amount of alternative control logic or jumper settings,
> but many of the signals in question can be ignored if not using DMA or
> similar techniques.

It always shipped with a 6502 CPU, but it was designed to take a 6800 
too. There were areas on the legend overlay marked '6800 only'. 

Applefritter has some info on the optional 6800 CPU.
http://www.applefritter.com/node/4131

-- 
Roger Johnstone, Invercargill, New Zealand
http://roger.geek.nz/
________________________________________________________________________
  No Silicon Heaven? Preposterous! Where would all the calculators go?

              Kryten, from the Red Dwarf episode "The Last Day"