Make your own DIY Hammock Stand for 40 bucks! This is the perfect weekend project! Supplies: Eight boards Four diameter, long bolts Six diameter, long bolts Ten nuts Ten washers Measuring tape Circular saw or chop saw Drill and paddle bit Deck screws
In this Fritzing illustration the modules are shown plugged into the Arduino, when in fact they are plugged into the shield atop the Arduino. You can see pin 8 on the Arduino is used to provide the PIR sensor with power.