How to Make Arduino Piggy Bank

Introduction: How to Make Arduino Piggy Bank

About: Founder of Guy who always try to make innovative projects,check out what i made in my instructable..

Hello readers in this instructable i will show you how to make arduino piggy bank

How it Works?

when u bring coin near the piggy bank the coin slot opens for sometime in that time duration the coin can be inserted which will be closed automatically ,this is an awesome science project idea for school students

Step 1: Video Tutorial

Hate reading?

watch this simple video tutorial

Step 2: Materials

  • Mini Breadboard
  • Ultrasonic Sensor
  • Arduino mini
  • Jumper Wires
  • Cardboard Box
  • Micro Servo

Step 3: Circuit Diagram

The circuit is made as per the image shown above

Step 4: Programming

  • Connect usb to laptop
  • upload the code

Step 5: Finishing Up

  • Test the working of micro servo
  • connect everything to the box
  • attach the battery(i have placed outside so it can be easily replaced)
  • Micro servo is attached with piece of cardboard which is used to open and close coin slot is hot glued to cardboard
  • Bring your hands near sensor and start saving money Watch this awesome working of project

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    5 Discussions


    1 year ago

    I want a code do done this project please


    Reply 10 months ago

    please leave ur mail id...code will be shared to u..sorry for late response


    Question 1 year ago on Step 2

    Hello, very nice project. Just one question, where can i find the arduino code ? thanks :-)