| Accessing the keyboard Hardware
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| | so that there is less strain on the wrist;
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| Height-adjustable trolley. Allows precise
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| | arm supports support the arm yet still
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| adjustment, via a handle, of a computer to
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| | permit free movement.
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| the correct height - even when fully
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| | Keyboard shortcuts. A combination of keys
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| loaded with equipment.
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| | is used for operations commonly done using
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| Adjustable keyboard and monitor arms.
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| | the mouse.
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| Attaches to a table and swings out to the
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| | Rollerballs. An upside-down mouse where
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| correct height.
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| | the ball is moved directly with the
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| Footrests. If the user’s feet are
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| | fingers (or foot, nose, elbow etc) to
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| dangling down from a seat that is too high
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| | control the mouse pointer.
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| they can help to maintain sitting balance
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| | Joysticks. The stick is moved directly
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| and achieve good hand control.
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| | with the fingers (or foot, nose, elbow
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| Wristrests. Stabilises the arm.
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| | etc) to control the mouse pointer.
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| Arm supports. Take the weight of the arm
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| | Graphics tablets. The stylus pen, linked
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| and let the user move across the keyboard
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| | to the tablet, is moved with the hand to
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| to access the keys.
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| | control the mouse pointer.
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| Keyguards. It fits over the keyboard to
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| | Touch pads. Flat touch sensitive surface
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| help prevent unintentional keypresses.
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| | operated with the finger to control the
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| Ergonomic keyboards. Reduce the discomfort
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| | mouse pointer.
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| from injuries related to excessive
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| | Touch screens. The user can touch objects
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| keyboard use (wristrests are often built
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| | directly on the screen to move them
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| in as well).
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| | around.
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| Chording keyboards. Have a handful of keys
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| | Head control. Use head movement to control
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| (one per digit per hand) to type by
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| | the mouse pointer.
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| ‘chords’ which produce different
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| | Software Double-click speed is a feature
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| letters and keys.
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| | of Microsoft Windows.
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| Expanded keyboards. Keys are larger and
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| | ClickLock is a feature of Microsoft
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| more widely spaced.
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| | Windows. Locks a mouse button down so that
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| Compact and miniature keyboards. A smaller
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| | items can be dragged around the screen.
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| version of the standard keyboard.
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| | Mouse speed is a feature of Microsoft
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| Dvorak alternative keyboard layout. An
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| | Windows. Sets how far and fast the pointer
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| ergonomic keyboard layout, where the most
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| | moves on the screen.
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| common keys are located at either the left
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| | Pointer size is a feature of Microsoft
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| or right side of the keyboard.
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| | Windows. Changes can be made to the size,
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| Height-adjustable computer table Software
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| | colour or shape.
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| Sticky keys is a feature of Microsoft
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| | MouseKeys is a feature of Microsoft
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| Windows 95 onwards and Mac OS X operating
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| | Windows 95 onwards. Configures the numeric
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| systems. Allows characters or commands to
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| | keypad at the right-hand side of the
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| be typed without having to hold down a
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| | keyboard to control the mouse pointer.
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| modifier key (Shift, Ctrl, Alt) while
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| | Macros is a feature of Microsoft Word. A
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| pressing a second key.
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| | particular sequence of keyboard operations
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| FilterKeys is a feature of Microsoft
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| | are ‘recorded’ and then ‘played
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| Windows 95 onwards. Instructs the keyboard
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| | back’ by pressing a combination of keys.
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| to ignore brief or repeated keystrokes.
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| | Switch access and switches Switches allow
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| FilterKeys (Ignore repeated keystrokes) is
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| | access to computers for people with severe
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| a feature of Microsoft Windows 95 onwards.
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| | physical or cognitive difficulties. Mimics
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| Adjusts the amount of time that elapses
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| | a keyboard keystroke or mouse click.
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| before a character repeats when you hold
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| | Switch interface. Used as an interface to
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| down a key.
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| | connect a switch to the computer.
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| FilterKeys (Ignore quick keystrokes and
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| | Switch mounting. Used to mount a switch
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| slow down the repeat rate) is a feature of
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| | (sometimes in conjunction with a mounting
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| Microsoft Windows 95 onwards. Adjusts the
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| | plate).
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| speed at which a character repeats when
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| | Switch accessible software. Software which
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| you hold down a key.
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| | is accessible via a switch.
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| ToggleKeys is a feature of Microsoft
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| | Learning difficulties Hardware Keyboards
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| Windows 95 onwards. A high sound is heard
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| | with lowercase keys Keyboards with big
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| when the CAPS LOCK, SCROLL LOCK, or NUM
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| | keys Symbols based software Touchscreen
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| LOCK key is switched on and a low sound is
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| | Word processor with speech software
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| heard when any of those keys are switched
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| | Software Age appropriate software Cause
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| off.
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| | and effect software Hand-eye co-ordination
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| Accessing the mouse Hardware Wristrests
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| | skills software
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| and supports. Wristrests support the hand
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