An interface on a computer to which you can connect a device. Personal Computers have various types of ports. Internally there are several ports for connecting disk drives, display screens, and keyboards. Externally, personal computers have ports for connecting modems, printers, mice and other peripheral devices.
Serial ports used to connect modems, serial printers and other peripherals to your computer. Each port is assigned its own individual number, IO address, and Interrupt Request Line. COM1 and COM2 are usually the physical serial ports you can see on the back of your computer (9-pin and 25-pin DB connectors). COM3 and COM4 are usually virtual communications ports for internal devices connected via the expansion slots inside your computer.
A connector for a communications interface, usually, a serial port.
a plug in the back of the computer used to connect devices such as printers and modems
Connects your iPAQ H3000 to the cradle (or to an optional USB or serial cable).
A connection on a terminal through which data is input and/or output.
A standard communications interface, such as an IEEE 488 or RS-232, that provides information flow from a processor to a peripheral device, such as a power supply.
A plug-in socket in the back of the computer for hooking up devices such as mice or modems.
(COM1 _ COM2) - An Input / Output port. Data is transmitted one bit at a time through this port between a computer and the device attached.