photo interrupter module

April 3, 2015

photo interrupter sensor can detect the light interruption and often be used as switch device. This project we will use this sensor to detect photo interruption and turn on a LED.
Step 1: connect sensor with arduino as per following graph:
photo interrupter
Step 2: Download sketch code and load it into Arduino.

Step 3: test the project as per following video:

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