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Learning LEGO MINDSTORMS EV3 by Gary Garber

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Chapter 11. Communication between Robots

In this chapter, we will explore how to use messaging via Bluetooth to enable communication between robots. We will:

  • Enable Bluetooth communication between robots
  • Use one robot to control another
  • Program two robots to communicate to maintain a safe driving distance
  • Use two robots to collaborate to find a hidden target

Enabling communication

The official EV3 tutorials walk you through setting up Bluetooth communication and setting up connections on the brick. The tutorials then move on to how to send a message from one robot to another. One master EV3 robot can control up to seven slave EV3 robots. Master-Slave robotic control is a common term in engineering. In this arrangement, the master can communicate back ...

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