LEGO MINDSTORMS - Building Robots Part 9 docx

... (8 891 , back in 199 1). www.syngress.com Figure 15.5 A Four-Legged Robot with One Leg Lifted Figure 15.6 A Four-Legged Robot with Two Legs Lifted 174 _LEGO_ 15 10/ 29/ 01 4:15 PM Page 284 Building Robots ... View 174 _LEGO_ 15 10/ 29/ 01 4:16 PM Page 301 290 Chapter 15 • Building Robots That Walk www.syngress.com Figure 15.15 Our Four-Legged Robot Figure 15.16 Top View (RCX Removed)...

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... sections. www.syngress.com Expanding the term A n-1 we get: A n-1 = V n-1 x w 1 + A n-2 x (1 – w 1 ) and substituting in the previous: A n = V n x w 1 + V n-1 x w 1 x (1 – w 1 ) + A n-2 x (1 – w 1 ) 2 Continuing ... trick applied during the 199 9 Mindfest gathering at the Massachusetts Institute of Technology (MIT): two robots were playing soccer, searching for a special infrared (IR) emit-...

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... 493 Introduction 494 Building a Floor Sweeper 494 Constructing the Sweeper 494 Programming the Sweeper 497 Improvements on the Floor Sweeper 497 Building a Milk Guard 498 Making the Milk Guard 499 Programming ... publication. Printed in the United States of America 1 2 3 4 5 6 7 8 9 0 ISBN: 1 -9 2 899 4-6 7 -9 Technical Editor: Ralph Hempel Cover Designer: Michael Kavish Co-P...

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... triad 3-4 -5 (see the third line in Table 1.1). If you multiply each side of the triangle by a whole number, you still get a valid triad. By 2: 6-8 -1 0 (the one of our first example), by 3: 9- 1 2-1 5, ... B 2 Comments 5 6 25 36 61 This doesn’t work. 3 8 9 64 73 This doesn’t work. 3 4 9 16 25 This works! 25 is 5 x 5. 15 8 225 64 2 89 This works too, though 2 89 is 17 x 17, th...

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... inte- gration. Nevertheless, it’s a good general building practice, especially when con- structing very large robots. The same principle applies to your most important components: motors, sen- sors, ... accepted source: the LUGNET LEGO Parts Reference (see Appendix A for the URL to the site). Building Strategies • Chapter 5 85 Figure 5.2 Alternating Plates and Beams 174 _LEGO_ 05 10/2...

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... receives this bytecode via the IR Programming the RCX • Chapter 6 99 174 _LEGO_ 06 10/26/01 1:47 PM Page 99 174 _LEGO_ 05 10/25/01 3:15 PM Page 96 Playing Sounds and Music Solutions in this chapter: ■ Communicating ... 7 117 174 _LEGO_ 07 10/25/01 3: 19 PM Page 117 Becoming Mobile Solutions in this chapter: ■ Building a Simple Differential Drive ■ Building a Dual Differential Dri...

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... some exam- ples of what can be done with them, our assumption being that you continue to use LEGO parts to build your robots, and the RCX to run them; thus, we’ll dis- cuss the use of non -LEGO sensors ... plat- form again and resumes a straight motion. ■ Tri-Star Wheel Drive The Tri-Star configuration has been designed for high-mobility, all-terrain vehicles. Each “wheel” is actually an e...

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... of robots harbored by every sci-fi fan: the ability to respond to vocal commands! www.syngress.com Figure 9. 15 A Pyroelectric Sensor Figure 9. 16 John Barnes’ Voice Recognition Unit 174 _LEGO_ 09 ... discontinued the pro- duction of air-powered models. Fortunately, LEGO pneumatic devices have been recently reissued in a specific service pack (#5218) available through Shop-At- Home or at...

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... Droids Solutions in this chapter: ■ Building an R2-D2-Style Droid ■ Building a Johnny Five-Style Droid Chapter 18 3 49 174 _LEGO_ 18 10/ 29/ 01 4:28 PM Page 3 49 Unconventional Vehicles • Chapter 16 ... body partly studs front, partly studs right, and partly studs up (see Figure 16. 19) . www.syngress.com Figure 16.17 Rear View of the Skier Figure 16.18 Bottom View of the Skier 174 _LEG...

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... 19. 2 Following the Right and Left Walls 174 _LEGO_ 19 10/ 29/ 01 4:31 PM Page 375 386 Chapter 19 • Solving a Maze www.syngress.com Figure 19. 16 Front View Figure 19. 17 Top View 174 _LEGO_ 19 10/ 29/ 01 ... attacks. www.syngress.com 174 _LEGO_ 20 10/ 29/ 01 4:34 PM Page 395 Solving a Maze Solutions in this chapter: ■ Finding the Way Out ■ Building a Maze Runner ■ Building a Maze Sol...

Ngày tải lên: 10/08/2014, 04:22