Project Motivation:  The lights of the city will turn on when someone is  close to the sensor,  and they will  turn off  when the person leaves.

Parts list:

1         pcDuino

2         SHARP2Y0A21 F 39( Infrared Sensor)

Step 1: Install the Linker Base Shield to the pcDuino, and connect the Infrared Sensor according to the the following diagram:

Click  to import the two role

Click the script to write the commands:

Click the Green flag, the effect will change from the black to bright.

Download ：2-light.zip