Unchanging button functionality

For systems that require physical operation, people may need each button or key to have its own functionality rather than functionality that changes depending on context.

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Notes

For example:

Label changes to soft keys can be missed by users
Common shortcut keystrokes vary by system mode or context

Mappings

Required ability	Accessibility characteristic	Support needed
Visual	Physical operation	Default
Attention and concentration	Physical operation	Default

References

Reference: 2-1-g to have each function on its own key rather than having keys change their functions but look/feel the same

Notes

Mappings

References

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