The set-up process is very simple, and best understood by referring the wiring diagram. If everything goes right,you should see the burning eye of the red LED when there is no object in the safe-zone ...

Buy arduino, buy sound shield, buy distance sensor shield, plug into each other, burn example code, stuff components inside box. Not only is this not a hack but he might as well have just bought a ...

Posted in Arduino Hacks Tagged Arduino Uno, echolocation, HC-SR04, HY-SRF05, ultrasonic, ultrasonic distance sensor, ultrasonic transducer Pinging The Depths Of A Rain Barrel March 1, 2018 by ...