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> I doubt that a PCI interface to a serial port would make any difference
over
> an ISA serial port. A standard 8MHz ISA bus speed is plenty for serial
> communications. Even at 460800bps you're no where near maxing out the
> bandwidth.
The point may be that some motherboards have only 1 ISA slot and that may be
taken up by another card. Most motherboards have either 1 or 2 ISA slots and
4 or 5 PCI slots. So, I can understand the desire for a PCI serial port if
the ISA slot is already in use.
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