TapSafe: The RFID Safe with Arduino!

Arduino UNO

General DT Lab tools

16 MHz Crystal

Toggle Switch

RobotGeek Large Solenoid

Pushbutton switch 12mm

CA3140 Op-Amp

LEDs

Rotary potentiometer (generic)

ID12-LA

Reed Switch (pair)

Resistors (varied - see schematic)

1N4007 – High Voltage, High Current Rated Diode

Linear Regulator (7805)

IR Phototransistor

IRF530 MOSFET

Soldering iron (generic)

JustBoom IR Remote

<p ><span >&lt;&lt;Visit </span><a href="http://rxtx.weebly.com">http://rxtx.weebly.com</a><span >/&gt;&gt;</span></p><p ></p><p >I made this for my electronics coursework (year 11), where the objective was to design, build and test a product that could be sold on the market. I decided to use a standalone ATmega328 circuit to construct a physical safe concept, and to make things interesting, I decided to throw in RFID. </p><div class="se-component se-video-container __se__float-none" contenteditable="false" style="width: 100%;"><figure style="width: 100%; height: 56.25%; padding-bottom: 56.25%; margin: 0px;"><iframe frameborder="0" allowfullscreen="" src="https://player.vimeo.com/video/260623619" data-proportion="true" data-percentage="100%,56.25%" data-size="100%,56.25%" data-align="none" style="width: 100%; height: 100%;" data-index="0" data-file-size="0" data-origin="100%,56.25%"></iframe><figcaption contenteditable="true"><div>TapSafe First Run</div></figcaption></figure></div><p ></p>

TapSafe Schematic

Arduino code

PCB Design

TapSafe: The RFID Safe with Arduino!

An Arduino powered safe with a solenoid lock and RFID authentication with the ID12-LA by SparkFun.