LEGO MINDSTORMS - Building Robots part 6 ppt
LEGO MINDSTORMS - Building Robots part 6 ppt
... 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 the LEGO Internet ... not have LEGO pneumatic parts, or you
don’t have room on your robot to fit a pneumatic compressor plus a pressure
switch and some motor-driven valve switches.We’ve seen that RCX-t...
LEGO MINDSTORMS - Building Robots part 1 ppt
... Writer 455
Building the Writer 455
Programming the Writer 462
What to Write 462
Variations 463
Further Suggestions 464
Copying 464
Emulating Handwriting 464
Learning by Example 465
Summary 465
Chapter ... 27 Hand-to-Hand Combat 525
Introduction 5 26
Building a Robotic Sumo 5 26
Setting the Rules 527
Design Other Useful
Robots
■
Alarm Clock
■
Baby Entertainer
■
Pet Feeder
■
D...
LEGO MINDSTORMS - Building Robots part 5 pptx
... 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 ... motor to fight it!
Building a Skid-Steer Drive
A skid-steer drive is a variation of the differential drive. It’s normally used with
tracked vehicles, but sometimes with 4- or 6- wh...
LEGO MINDSTORMS - Building Robots Part 10 ppt
... body partly studs front,
partly studs right, and partly studs up (see Figure 16. 19).
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Figure 16. 17 Rear View of the Skier
Figure 16. 18 Bottom View of the Skier
174 _LEGO_ 16 10/29/01 ... point.
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174 _LEGO_ 16 10/29/01 4:22 PM Page 330
324 Chapter 16 • Unconventional Vehicles
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Figure 16. 15 Front View of the Skier
Figure 16. 16 Alternative...
LEGO MINDSTORMS - Building Robots Part 14 pptx
... to
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174 _LEGO_ 26PIII 10/29/01 4:52 PM Page 514
174 _LEGO_ 26PIII 10/29/01 4:52 PM Page 512
4 86 Chapter 24 • Simulating Flight
speed+=acceleration;
heading+=turn;
if (heading> 360 )
heading-= 360 ;
else ... Sprinkler
■
Designing Other Useful Robots
Chapter 25
493
174 _LEGO_ 25 10/29/01 4:49 PM Page 493
Contests
Part III
174 _LEGO_ 26PIII 10/29/01 4:52 PM Page 511
518...
Building Robots Part 6 ppt
... alt=""
8-tooth gear
24-tooth gear
full-size
stop bush
2x4 flat LEGO plate
Sample LEGO
Gearbox Design
TOP VIEW
Output Shaft
plug motor to
mesh with this gear
This gearbox uses only the 8-tooth
and ... before the last reduction would
provide 3 times the speed at one-third
of the torque.
6- long LEGO axle
(2 lengths hidden in gears)
1x 16 LEGO beam
LEGO MINDSTORMS - Building Robots part 2 ppsx
... 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, ... (Base) B (Height) A
2
B
2
A
2
+ 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 64 289 This works t...
LEGO MINDSTORMS - Building Robots part 3 pot
... 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, ... range,
Bricks & Chips…
Continued
174 _LEGO_ 04 10/25/01 3:13 PM Page 66
60 Chapter 4 • Reading Sensors
bumper gently pressed against the sensor; when the front part of the bumper
t...
LEGO MINDSTORMS - Building Robots part 4 potx
... any
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174 _LEGO_ 06 10/ 26/ 01 1:47 PM Page 98
114 Chapter 6 • Programming the RCX
In designing a multitasking application, you are required to move from a
sequential, step-by-step flow to an event-driven ... Turn_Left()
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174 _LEGO_ 06 10/ 26/ 01 1:47 PM Page 111
Programming the RCX • Chapter 6 103
LEGO firmware. NQC supported the new RCX 2 firmware version...
LEGO MINDSTORMS - Building Robots part 7 docx
... Let’s apply the formula to the series of our
example:
(60 x 1 + 62 x 2 + 67 x 4) / (1 + 2 + 4) = 64 .57
(66 x 1 + 64 x 2 + 59 x 4) / (1 + 2 + 4) = 61 .43
You notice that the results are very different ... of its light
sensor are 60 , 62 , and 67 , which result in a simple average of 63 . Can you tell the
difference between that situation and one where the readings are 66 , 64 , a...