>A friend needs datasheets for the 8250 (UART), 8251 (USART), and 8257
>(DMA Controller).  These are all obsolete or semi-obsolete parts, so
>the datasheets aren't available on the Intel, Philips, or National
>websites.

Can't link to 'em, but they should (8250 is, didn't check the others) all
be on

http://www.freetradezone.com/

It's a _great_ site for finding datasheets and app notes, even the hard to
find docs on obsolete Jap parts.  Too bad they require a login and cookies...


newell

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