Richard Erlacher wrote:
> The old UARTs were, far and away, IMHO, the easiest and most forgiving, though.
> They required the most external logic, though, and once the more intgrated
> chips, e.g. the 6850 with its integrated handshaking and interrupt logic, and
> the 8250, with its integrated that logic plus the internal baud rate generator,
> came down somewhat in price, the more highly integrated parts became more
> popular.
I still like the idea simple serial hardware with a fixed baud rate.
I never did like chips that need lots software to service them
especially
during a interrupt. I guess I got spoiled with the PDP-8.
--
Ben Franchuk --- Pre-historic Cpu's --
www.jetnet.ab.ca/users/bfranchuk/index.html
Received on Fri Dec 14 2001 - 12:54:53 GMT