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In computing, a keyboard controller is a device that interfaces a keyboard to a computer. Its main function is to inform the computer when a key is pressed or released. When data from the keyboard arrives, the controller raises an interrupt (a keyboard interrupt ) to allow the CPU to handle the input.
In 2008, Microsoft also released the SideWinder X6 Gaming Keyboard, which is designed to be the keyboard counterpart of the Sidewinder Mouse. It features up to 30 programmable macro keys, volume control, media control, a detachable numpad and backlighting. Along with this keyboard a new mouse was released dubbed the SideWinder X5.
A wireless keyboard is a computer keyboard that allows the user to communicate with computers, tablets, or laptops with the help of radio frequency (RF), such as WiFi and Bluetooth or with infrared (IR) technology.
To communicate with the main computer system, several forms of communication can be used, including ACPI, SMBus, or shared memory. The embedded controller has its own RAM, independent of that used by the main computer system, and often its own flash ROM on which the controller's software is stored. Many BIOS updates also include upgrades for ...
The MIDI port on the Wireless Pro keyboard. Also visible to the left are the 3.5 mm pedal connector and the sync button. The keyboard controller is also MIDI compatible via a standard MIDI port (5-pin DIN connector) on its side. As such it can be connected to most synthesizers (via a MIDI cable) and computers (via a MIDI-to-USB adapter ...
The following is a list of game controllers. It includes input devices that are notable and whose primary function is to control how the video games are played. Regional variants and models containing insignificant changes are not included.
Anti-sidetone circuitry in the telephone hybrid brought sidetone under control in the early 20th century, leaving enough feedback signal to assure the user that the telephone is working. [2] Almost all land-line (wired and wireless) telephones have employed sidetone, so it was an expected convention for cellular telephony, but is not standard.
A game controller, gaming controller, or simply controller, is an input device or input/output device used with video games or entertainment systems to provide input to a video game. Input devices that have been classified as game controllers include keyboards , mice , gamepads , and joysticks , as well as special purpose devices, such as ...