[rescue] SS Classic Serial ports
Charles Shannon Hendrix
shannon at widomaker.com
Sat Apr 26 14:58:34 CDT 2003
On Sat, Apr 26, 2003 at 02:29:51PM -0400, Dave McGuire wrote:
> I think the actual issue here is the use of a poorly-chosen
> combination of Z8530 crystal frequency and main divider settings which
> trashes the rates for high-speed use.
That's one issue, yes. The other is a very small buffer and little
or no DMA use.
But some of the serial hackers also mentioned seperate clocks.
If you google for sun serial port issues, you should find a conversation
between der Mouse and a few others about this, maybe 3 years ago. Can't
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