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The interface two comes with two joystick ports that are mapped to keyboard keys. Each joystick direction switch and the fire switch replicate a keypress on the Spectrum keyboard. This differs from the then-popular Kempston Interface, whose joystick switches are separate to the keyboard and read using a Z80 IN 31 instruction.
In computing, DirectInput is a legacy [1] Microsoft API for collecting input from a computer user, via input devices such as the mouse, keyboard, or a gamepad.It also provides a system for action mapping, which allows the user to assign specific actions within a game to the buttons and axes of the input devices.
In this case, support for mapping to different devices is built into the controller itself, such as with the Nostromo SpeedPad n52, which can act as either a keyboard, mouse, or joystick; or with the Samsung Android GamePad, designed for use with Android mobile phones.
A pointing stick on a mid-1990s-era Toshiba laptop. The two buttons below the keyboard act as a computer mouse: the top button is used for left-clicking while the bottom button is used for right-clicking. Optical pointing sticks are also used on some Ultrabook tablet hybrids, such as the Sony Duo 11, ThinkPad Tablet and Samsung Ativ Q.
Shoulder buttons ("bumpers") and triggers on an Xbox 360 controller. Some common additions to the standard pad include shoulder buttons (also called "bumpers") and triggers placed along the edges of the pad (shoulder buttons are usually digital, i.e. merely on/off; while triggers are usually analog); centrally placed start, select, and home buttons [clarification needed], and an internal motor ...
T-Mobile Sidekick with a D-pad to left of the keyboard. D-pads appear on a number of menu-driven devices as a simple navigational tool; though superficially similar to those used for gaming devices, they are not optimized for real-time control and therefore can usually accept input from only one direction at a time.
3-axis joystick, 12 buttons (one in trigger position), 4-way hat, throttle No Buttons 1-6 are located on stick with 2-5 being accessible to thumb in normal holding position, throttle slider is easily held by the thumb when fingers of left hand are placed over buttons 7-12
Enterprise 1U rack mount KVM showing console and computer ports for DVI and USB (keyboard/mouse) A KVM switch (with KVM being an abbreviation for "keyboard, video, and mouse") is a hardware device that allows a user to control multiple computers from one or more sets of keyboards, video monitors, and mouse. [1]