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The LEGO MINDSTORMS EV3 Laboratory by Daniele Benedettelli

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Chapter 6. experimenting with the EV3 infrared components

In this chapter, you’ll learn about the Remote Infrared (IR) Beacon and the Infrared (IR) Sensor. In addition to measuring the proximity of objects, the IR Sensor can detect infrared signals from the Remote IR Beacon, allowing you to send commands to your robot just as you send commands to a television with a remote control. The IR Sensor can also estimate its distance and orientation with respect to the Remote IR Beacon; this cool feature will allow you do fun things with your robots like play tag, chase prey, or locate and reach a mission base.

remote IR beacon

The Remote IR Beacon is powered by two AAA batteries. It has holes on each side, which make it easy to incorporate into a LEGO ...

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