IoT Home automation using Google Home Mini and Arduino

Resistor 220 ohm

Gravity: Digital 5A Relay Module

Linear Solenoid, 12 VDC

IFTTT

Arduino IDE

Male/Male Jumper Wires

Male/Female Jumper Wires

Solder Wire, Lead Free

SparkFun Breadboard Power Supply 5V/3.3V

RGB Diffused Common Anode

NodeMCU ESP8266 Breakout Board

Blynk

Solderless Breadboard Half Size

Soldering iron (generic)

Multitool, Screwdriver

<p >Home automation is a modern technology that modifies your home to perform different sets of tasks automatically. </p><p >In this project, I will be explaining you about my IoT Home automation using Google Home Mini and Arduino. You will be needing the Blynk and IFTTT apps for this project.</p><figure><img src=https://projects.arduinocontent.cc/f7e2ce9e-fafc-476f-b8a6-a8e694f0e03c.jpg /><figcaption> </figcaption></figure><h3 ><span >Hardware components used in this project</span></h3><ul ><li >NodeMCU DEVKIT 1.0</li><li >Google Home Mini</li><li >Breadboard power supply module - 3.3V/ 5V</li><li >Solderless Breadboard - Half +</li><li >Relay module (x4) - 5V single channel</li><li >5V DC mini water pump - Submersible</li><li >Solenoid door lock - 12V DC</li><li >RGB LED - Common anode</li><li >Resistors (x3) - 220Ω</li><li >Male-to-Male Jumper wires</li><li >Female-to-Male Jumper wires</li><li >Plug extension</li><li >Voltage regulator/ 12V DC power adapter</li></ul><h3 ><span >Apps used in this project</span></h3><ul ><li >Arduino IDE</li><li >Blynk App</li><li >If This Then That App - IFTTT</li></ul><h3 ><span >Tools used in this project</span></h3><ul ><li >Standard Screwdriver (aka Flat head screwdriver)</li><li >Soldering iron</li><li >Solder</li></ul><h3 ><span >Setup</span></h3><div id="gallery"><img id="gallery" src=https://projects.arduinocontent.cc/f78eeb0c-41f4-40b4-aa5a-e5e6acc8fa16.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/065c6d87-a50e-4973-864e-d06d8da7c479.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/b99941bd-b3a0-4af2-ac2a-e1e3944edb99.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/68135c92-841f-48a5-8d8c-e0521cabe0b5.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/786cd4da-b654-403a-9fbd-7fa6226b714d.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/45739c31-e022-4ced-8a60-707c0f804338.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/e199b3ec-750f-4ead-8c93-73829d9a377f.jpg /><figcaption> </figcaption><img id="gallery" src=https://projects.arduinocontent.cc/a97c15a1-aead-4ee6-8026-550f223a9116.jpg /><figcaption> </figcaption></div><h3 ><span >Connections</span></h3><figure><img src=https://projects.arduinocontent.cc/633f6f81-b2a2-4a09-9a3c-bd7cb2e45ade.jpg /><figcaption> </figcaption></figure><h3 ><span >Relay module - 5V single channel</span></h3><ul ><li >(+) - 5V</li><li >(-) - Ground (GND)</li><li >S (Pedestal Fan) - D1</li><li >S (Soldering station) - D2</li><li >S (Water pump) - D3</li><li >S (Solenoid door lock) - D4</li></ul><h3 ><span >RGB LED - common anode</span></h3><ul ><li >Red - D5</li><li >Green - D6</li><li >Red - D7</li><li >(+) - 5V</li></ul><h3 ><span >Coding</span></h3><p >For this project, you will be needing the Blynk and IFTTT app. To get started with Blynk, please visit this link:</p><p ><a href="https://blynk.io/en/getting-started">https://blynk.io/en/getting-started</a></p><p ><span >Use the </span><a href="https://examples.blynk.cc/?board=ESP8266&shield=ESP8266%20WiFi&example=Widgets%2FTerminal">example code builder </a><span >to choose your hardware model and connectivity type, and copy the whole code to buffer.</span></p><p ><span >Upload this code to your Microcontroller board and connect your board with Blynk app. Visit </span><a href="http://ifttt.com/">ifttt.com </a><span >to get started with IFTTT. Create applets using Google Assistant and Webhooks services. Make sure that you use the same gmail address for the IFTTT account and your Google Assistant/ Google Home Mini.</span></p><p >Here is an example of my applet used to switch on the fan:</p><figure><img src=https://projects.arduinocontent.cc/f477989d-df1b-46bf-b23c-dca639ad8045.png /><figcaption> </figcaption></figure><figure><img src=https://projects.arduinocontent.cc/96d89740-ae7c-42f5-9d7a-00a4202434d1.png /><figcaption> </figcaption></figure><figure><img src=https://projects.arduinocontent.cc/5ae92a3b-0e79-4634-8459-001318c23e41.png /><figcaption> </figcaption></figure><p ><span >If anyone has any questions with the coding, please feel free to comment below or send me an email at </span><a href="mailto:arduinoprojectsbyr@gmail.com">arduinoprojectsbyr@gmail.com.</a></p><h3 ><span >Final Look</span></h3><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://www.youtube.com/embed/EEWwbh6yTnc" 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></figure></div><p >If anyone has any questions, or suggestions, with this project, please feel free to comment below.</p>

IoT Home automation using Google Home Mini and Arduino

Control your home with Google Home mini. Customized Google smart home.