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  2. Serial port - Wikipedia

    en.wikipedia.org/wiki/Serial_port

    A male D-subminiature connector used for an RS-232 serial port on an IBM PC compatible computer along with the serial port symbol. A serial port is a serial communication interface through which information transfers in or out sequentially one bit at a time. [1]

  3. COM (hardware interface) - Wikipedia

    en.wikipedia.org/wiki/COM_(hardware_interface)

    COM port (DE-9 connector). COM (communication port) [1] [2] is the original, yet still common, name of the serial port interface on PC-compatible computers. It can refer not only to physical ports, but also to emulated ports, such as ports created by Bluetooth or USB adapters.

  4. Data Carrier Detect - Wikipedia

    en.wikipedia.org/wiki/Data_Carrier_Detect

    The serial DCD pin can be used to accurately detect a PPS signal, as described in RFC 2783: [1] One convenient means to provide a PPS signal to a computer system is to connect that signal to a modem-control pin on a serial-line interface to the computer. The Data Carrier Detect (DCD) pin is frequently used for this purpose.

  5. Device driver - Wikipedia

    en.wikipedia.org/wiki/Device_driver

    In the context of an operating system, a device driver is a computer program that operates or controls a particular type of device that is attached to a computer or automaton. [1] A driver provides a software interface to hardware devices, enabling operating systems and other computer programs to access hardware functions without needing to ...

  6. Computer port (hardware) - Wikipedia

    en.wikipedia.org/wiki/Computer_port_(hardware)

    Examples of computer connector sockets on various laptops Ports on the back of the Apple Mac Mini (2005) A computer port is a hardware piece on a computer where an electrical connector can be plugged to link the device to external devices, such as another computer, a peripheral device or network equipment. [1] This is a non-standard term.

  7. Data Terminal Ready - Wikipedia

    en.wikipedia.org/wiki/Data_Terminal_Ready

    The DE-9 serial port on the PC does not provide any dedicated power source. The mouse driver holds the DTR and RTS lines high at all times so that the device has a source of power. Another category of devices commonly powered by the DTR line includes converters between RS-232 and other serial standards such as RS-422 and RS-485.

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  9. List of video connectors - Wikipedia

    en.wikipedia.org/wiki/List_of_video_connectors

    Combines Analog VGA out, stereo analog audio out, analog microphone in, S-video capture in, Apple desktop bus interface. Proprietary connector used on Apple Macintosh Centris computers, and the Apple AudioVision 14 Display. An attempt by Apple to deal with cable clutter, by combining five separate cables from computer to monitor. Female port ...

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