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Latest revision as of 15:30, 6 July 2006



Photoresistors (photocells) are simply variable resistors in many ways similar to potentiometers, except that the resistance change in light level rather than by turning a knob. Photoresistors can be used as light sensors, which can enable robot behaviors such as hiding in the dark, moving toward a beacon, etc.

Connecting to the PC/104 Stack

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