Introduction: Burglar Alarm in a Coin Bank Rabbit Using Arduino

This tutorial is brought to you by ALP Electronic Innovation
Our Coin bank Rabbit equipped with Ultrasonic Distance Sensor.

Download our FREE Arduino Project Code here.

Step 1: Prepare All the Components

Step 2: Build the Circuit

Construct the circuit as shown.

Step 3: Add the Ultrasonic Sensor

Connect the following:

VCC to arduino 5v
GND to arduino GND
Echo to Arduino pin 3
Trig to Arduino pin 2

Step 4: Add Optocoupler

The sound is optional if you have a separate project kit.
Use the Optocoupler and connect to Pin 4 of Arduino Uno.

Step 5: The Coin Rabbit

Install all LEDs inside the Coin rabbit's eyes & hands.
Also, the Ultrasonic distance sensor. 

Step 6: Test the Project

Test the sensor.
Supply 9 volts battery of from Power Digital Supply to your Arduino.

Comments

author
ALP Electronic Innovation made it! (author)2013-10-08

Thanks Sasygirl, I hope can help..

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