Chapter 2: Hardware devices for physically disabled users

Chapter 2: Hardware devices for physically disabled users

1. Puff-such switch

   • Enables disabled users to sip (suck) or puff (blow) on a tube and control a computer or other devices

2. Foot mouse

   • Enables a user to control a pointer using a mouse attached to the foot

3. Eye Typer

   • Attached to muscles around the eyes and enabled users to spell messages with their eyes.
   • Selections can be made by blinking or by gazing at an object on screen for a set amount of time

4. Braille Printers

   • Produces documents and books that visually impaired people can read

5. Keyboards

   • Used with feet, large letters, braille, coloured

6. Speakers

   • The user will be able to listen to the text that is being displayed on the screen
   • Helpful for users who are unable to speak who can type what they want to say into a computer and have their words read out

7. Microphones

   • Users can speak and have their words converted to text using voice recognition software
   • Helpful for users who want to write up documents or send emails. Words can also be used to control an user interface.