MITS 2SIO serial chip?

From: Ben Franchuk <>
Date: Fri Dec 14 12:54:53 2001

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
during a interrupt. I guess I got spoiled with the PDP-8.
Ben Franchuk --- Pre-historic Cpu's --
Received on Fri Dec 14 2001 - 12:54:53 GMT

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