Random Nerd Tutorials
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Random Nerd Tutorials helps makers, hobbyists and engineers build electronics projects. We make projects with: ESP32, ESP8266, Arduino, Raspberry Pi, Home Automation and Internet of Things. Enter your email address to get started with our free resources and eBooks!

Sending Data From an Arduino to the ESP8266 via Serial

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In this tutorial you’re going to learn how to send data from an Arduino to the ESP8266 via serial communication.

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Complete Guide for Nokia 5110 LCD with Arduino

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This post aims to be a complete guide for Nokia 5110 LCD with Arduino. I’ll explain what it does, show its specs and share an Arduino project example that you can take and apply to your own projects.

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How to Level Shift 5V to 3.3V

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In this tutorial, I show how you can shift a signal from 5V to 3.3V. This is very useful if you want to connect an Arduino (operates at 5V) to an ESP8266 (operates at 3.3V).

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Recommended Resources



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Home Automation System using open-source hardware and software.



ESP8266 Remote Controlled Sockets

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In this project your’re going to build a web server with an ESP8266 that can control remotely any sockets (safely).

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How to Install the ESP8266 Board in Arduino IDE

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There are a variety of development environments that can be used to program the ESP8266. The ESP8266 community created an add-on for the Arduino IDE that allows you to program the ESP8266 using the Arduino IDE and its programming language.

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How to Make Two ESP8266 Talk

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In this project you’re going to make two ESP8266 talk with each other.

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Complete Guide for nRF24L01 – 2.4GHz RF Transceiver Module With Arduino

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This post aims to be a complete guide for nRF24L01 – 2.4GHz RF Transceiver module. I’ll explain what it does, show its specs and share an Arduino project example that you can take and apply to your own projects.

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Password Protected Web Server Accessible from Anywhere using ESP8266 and Arduino IDE

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The “Password Protected Web Server” eBook is no longer available for purchase. You can get the newer version of the course: Home Automation Using ESP8266 (3rd Edition).

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Arduino Membrane Keypad Tutorial

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A keypad allows you to interact with a microcontroller. You can salvage these keypads from old telephones or you can purchase them from most electronics store for less than $2.

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How to Control Your ESP8266 From Anywhere in the World

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Hey there, The most common questions I get about the ESP8266 WiFi Modules are: “Is it possible to control my ESP8266 from anywhere in the world?” and “How can I control my ESP8266 from anywhere?”.

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Arduino Announces New Brand, Genuino

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The purpose of Random Nerd Tutorials is to share interesting electronics projects, tutorials and reviews with open-source hardware. This means that I usually don’t write blog posts about news, but it’s happening important changes to the Arduino brand, so I think it’s relevant to share this piece of news to create awareness.

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Download Home Automation Using ESP8266 (3rd Edition)

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Home Automation Using ESP8266 (3rd Edition) is my step-by-step guide designed to help you get started with this amazing WiFi module called ESP8266. This course includes 20 step-by-step projects and it is divided in two distinct parts.

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7 Weekend Projects/Tutorials For the ESP8266 WiFi Module

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Rui here, I’ve been getting a lot of positive feedback on the ESP8266 tutorial series. Unfortunately I’ve been really busy to post new tutorials.

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BeagleBone For Dummies is Available For Order!

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Rui here, A few days ago I announced that I wrote a book called BeagleBone For Dummies for Wiley Publishing Inc.. This book took more than 7 months to complete.

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