[Coco] Preserving old CoCo diskettes...
operator at coco3.com
Tue May 18 00:08:26 EDT 2010
At 11:04 PM 5/17/2010, you wrote:
>I, and Robert Gould, have spent quite a bit of time with this over the last
>year or so, and I have come to the conclusion that the SC6551 is a drain
>bamaged chip and that the only real cure is a different uart. However, at
>4800 baud, where no flow controls are needed, its as bullet proof as any.
The UM6551 can handle 230400 bps with a 3.6864 mhz crystal as long as
the CoCo uses tight code and can keep up.
~ Roger Taylor
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