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THE LEGO
®
MINDSTORMS
NXT
®
ZOO!
an unofficial, kid-friendly guide to building
robotic animals with
LEGO MINDSTORMS NXT
fay rhodes

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Summary of Contents for Rhodes LEGO MINDSTORMS NXT ZOO!

  • Page 1 THE LEGO ® MINDSTORMS ® ZOO! an unofficial, kid-friendly guide to building robotic animals with LEGO MINDSTORMS NXT fay rhodes...
  • Page 3 NXT spider Spiderbot is a walking eight-legged spider that avoids objects, turns, and runs in forward or reverse. Figure 5-1: Spiderbot! The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 4 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 5 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 6 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 7 Place two beams on the long pins at the bottom. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 8 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 9 Place two beams on the long pins at the bottom. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 10 Attach #7 axles to the motors. flip! The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 11 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 12 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 13 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 14 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 15 These pictures are only a guide. You might need to rearrange the place- N O T E ment of these pieces on your robot to get smooth motion. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 16 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 17 In step 24, insert an axle pin (any color) at the end of the beam. Turn it at a right angle to slide it through the supporting “shoulder” beam. The pin will keep the beam from coming out of the shoulder piece. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 18 Keep in mind that you might need to change the placement of the legs to N O T E find the best arrangement for your robot. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 19 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 20 Step 28 shows you where these parts will go. Wait to assemble them with the Ultrasonic Sensor in the next step. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 21 Figure 5-2: First, we’ll place a Loop block on the beam and configure it as a Forever loop. This loop will contain all the action steps for the spider. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 22 Figure 5-4: Place a Motor block in the Ultrasonic Sensor loop and connect it to output port B. Copy the settings displayed in the configuration panel shown here. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere!
  • Page 23 Figure 5-6: Insert a Move block below the B Motor block. Press and use your shift mouse to drag a beam from in front of the B Motor block down to the C Motor block. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 24 To make the robot back up, we’ll add two Motor blocks. Figure 5-8: First add a Motor block after the inner loop. Select the settings shown here. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 25 Figure 5-9: Add a Motor block under the B Motor block. Use the settings shown here. Figure 5-10: Configure the B Motor to move for 4 seconds, as shown here. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere!
  • Page 26 Figure 5-11: Place the second Motor block below the B Motor block and configure it as shown here. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 27 If your spider moves in the wrong direction when you start it, either N O T E switch the direction of each motor in the program or switch the wire connections to the opposite motors. The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...
  • Page 28 The LEGO MINDSTORMS NXT Zoo! © Fay Rhodes, 978-1-59327-170-1. Available at fine bookstores everywhere! isbn...