1. Specialist hardware devices for physically disabled users

2. Learning Objectives: By the end of this topic you should be able to:
describe specialist hardware devices for physically disabled users

3. Exam Questions:
Identify three input devices suitable for computer users who do not have the use of their arms. [3]  

4. Exam Questions:
Identify three specialist input devices for physically disabled users who do not have the use of their limbs (arms and legs) [3]  

5. Devices: puff-suck switch, foot mouse, eye typer, Braille keyboard,
microphone
Braille printer
speakers

6. R:\A-level\Hardware\Input devices
Input Devices videos
R:\A-level\Hardware\Input devices

7. Puff-suck switch

8. Puff-suck switch
switch can control a computer by sucking or puffing through the air tube.

9. Foot Mouse

10. Foot Mouse
hand-held mouse operation replace by foot motion

11. Eye-typer aka: eye gaze
movement of the eye tracked by system to move cursor
see video on drive R

12. Braille Keyboard
see video on drive R

13. Microphone
used in conjunction with voice recognition software to aid text entry
see video on drive R

14. Braille Printer
see video on drive R