Easy Ultrasonic Sensor Siren

by hrhofkhan in Circuits > Arduino

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Easy Ultrasonic Sensor Siren

WIN_20150410_210352.JPG

Part list:

  • Ultrasonic sensor
  • Pezo (I used a big one)
  • Some wires

OK, lets begin.

Connect the Ultrasonic Sensor and Pezo

WIN_20150410_212311.JPG

Trig pin to pin 4, echo pin to pin 3 and pezo positive pin to pin 12.

Code

ArduinoLaunch.png

Download the code form here:

Downloads

siren.ino

Finished