Copyright © 2007 Heathkit Company, Inc. All Rights Reserved PC Fundamentals Presentation 21 – The Computer Mouse

2 Objectives At the end of this presentation, you will be able to:

3 Describe the construction of a typical computer mouse. Identify the parts of a typical computer mouse. Explain how the direction and length of the movement of the mouse are detected.

4 4

5 5

6

7 Rubber-coated Steel Ball Rubber-coated Steel Ball

8 Encoder Wheel Encoder Wheel Encoder Wheel Encoder Wheel

9 Light Emitting Diode Light Emitting Diode Detector

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17 Left-Right Up-Down

18 Processor

19 Left Button Right Button To PC

20 Mouse Connectors 6-Pin DIN Or PS/2 9-Pin Serial USB

21 The Wireless Mouse

Copyright © 2007 Heathkit Company, Inc. All Rights Reserved PC Fundamentals End