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First LEGO League by Jonathan Daudelin, James Floyd Kelly

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Chapter 12. Sensors

When it comes to building and programming LEGO MINDSTORMS robots for an FLL competition, one of the biggest benefits available to you is the use of sensors. Unfortunately, many teams choose not to use sensors in the competition. While there are probably many reasons for not using them, we found that the most common reason is that teams are simply unfamiliar with how to properly program a robot to use sensors.

We hope to change that with this chapter. The sensors that are allowed in competition can be extremely useful not only because they help reduce trial-and-error runs during practice but also because they give your robot flexibility, as we explain further.

Note

As of this writing, teams may still use the RCX in competition. ...

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