[Coco] drivewire serial port progress

[Gene Heskett]

On Monday 30 November 2009, Arthur Flexser wrote:
>The upper 8K is definitely accessible on a CoCo 3 IF you have a controller
>that has that upper address line properly connected.  Most Radio Shack
>controllers do not, but all third-party controllers that I know of,
>including the Disto Super Controller, do, though Roger's may be defective
> in that respect.
>
>Art

Something is tickling the back of what little memory I have left.  I _think_ 
there is a jumper in the SC-II that controls whether the eprom is an 8k or a 
16k.  Check your docs on it Roger, just to satisfy an aging mind, if for no 
other reason.

-- 
Cheers, Gene
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