December 2001
Intermediate to advanced
448 pages
18h 49m
English
Content preview from Building Robots With Lego Mindstorms
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430 Chapter 22 • Electronic Games
www.syngress.com
Figure 22.4 Detail of the Ball-Launching Mechanism
Figure 22.5 Detail of the Launching Mechanism (Bottom View)
174_LEGO_22 10/29/01 4:40 PM Page 430
Electronic Games • Chapter 22 431
Programming the Pinball Machine
The Pinball is not very complicated to program.When the game starts, reset the
score to zero and the ball count to the initial number (e.g., five balls).Then start a
loop that monitors the following events:
■
If the ball passes over the light sensor, it decrements the count by one
unit.When it goes ...
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