You Will Need

To try out this tutorial, you will need:

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BeagleBone Black

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Photoresistor

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Resistor 10 kΩ (stripes brown, black, orange, gold)

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Half-sized Breadboard

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Jumper Wires (male to male)
The photoresistor used has a dark resistance in excess of 200 kΩ and under bright light, the resistance falls to 1 or 2 kΩ. You can use other photoresistors, but you may need to change the value of the 10 kΩ resistor in order to get good resolution for your light measurements.
This guide was first published on Jul 01, 2013. It was last updated on Jul 01, 2013. This page (You Will Need) was last updated on Aug 18, 2019.