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Trinity College Fire Fighting Robot Contest.
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Light Sensor Array for NXT or EV3
Light Sensor Array for NXT This is an array of 8 sensors with controlled light source, returning you values of the sensor readings. Your program can then decide if you wish to follow line with it or do something else.
Easy to mount on your NXT robot facing ground
Reporting dark and light pattern from array of 8 sensors
Write line follower programs with your own decision making