Power it up and it starts spitting out NMEA sentences via the serial port.

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Dragon NaturallyOrganized understands phrases and stores them in Flash memory for download to a PC via the serial port.

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Early last week a security researcher who goes by the name someLuser published a blog post detailing his dissection of a DVR built by the security firm Swann, disassembling the device and running tests on it via its serial port.

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An Epson ink-jet printer's connector fit, but 3Com's marketers don't mention that Bluetooth behaves like a serial port rather than a parallel one, making installation difficult and keeping many printers from reporting things like the status of ink cartridges or paper jams.

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It connects to the TV through either the composite video or S-Video port, and to the PC through the Universal Serial Bus port common on most newer machines.

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Computers are commonly equipped with a USB -- universal serial bus -- port.

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Traditionally, computers have a port to transfer video of their screen, and separate ports, such as USB (Universal Serial Bus), FireWire, and PCI Express (Peripheral Component Interconnect Express), among others that are less well known.

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