[SOLVED] DHT11/DHT22 – Failed to read from DHT sensor
This is a troubleshooting guide for the most common issues with the DHT sensor when using ESP32, ESP8266, Arduino, or similar boards. If you get an error message in your …
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Download Our Free eBooks and Resources
Download Our Free eBooks and Resources <p>You can get instant access to our FREE eBooks, Resources, and Exclusive Electronics Projects by entering your email address below.</p> <ul> <li> <strong>eBook with …
ESP32 Troubleshooting Guide
The ESP32 has a few common problems, specially when you are trying to upload new sketches or install the ESP32 add-on on the Arduino IDE. This guide is dedicated to the ESP32 …
Car Plate Recognition System with Raspberry Pi and Node-RED
In this project you’re going to learn how to build a car recognition system using a Raspberry Pi and Node-RED. For this project we’ll be using a software called OpenALPR …
Complete Guide for RF 433MHz Transmitter/Receiver Module With Arduino
This post is a guide for the popular RF 433MHz Transmitter/Receiver modules with Arduino. We’ll explain how they work and share an Arduino project example that you can apply to …
Guide for Relay Module with Arduino
This article shows how to control mains voltage with the Arduino using a relay module. We make a brief introduction to the relay module and build a simple project example …
Year in Review 2018 – Random Nerd Tutorials
2018 is almost over and it has just flown by! It is a good time to reflect about what happened during this year. This was a great year for Random …
Better Debugging for Arduino IDE using Software Debugger (Part 2)
The SerialDebug library created by João Lopes allows you to improve debugging for the Arduino IDE. In this article he’ll show you how to use the simple software debugger of the SerialDebug library that has most functionalities of an hardware debugger.
ESP32 Web Server using SPIFFS (SPI Flash File System)
In this tutorial we’ll show you how to build a web server that serves HTML and CSS files stored on the ESP32 filesystem. Instead of having to write the HTML …
Install uPyCraft IDE – Windows PC Instructions
There are different firmwares that you can use to program the ESP32 and ESP8266 boards. If you want to program the ESP32 or ESP8266 board using the MicroPython firmware, we …
Install uPyCraft IDE – Mac OS X Instructions
There are different firmwares that you can use to program the ESP32 and ESP8266 boards. If you want to program the ESP32 or ESP8266 board using the MicroPython firmware, we …
Install uPyCraft IDE – Linux Ubuntu Instructions
There are different firmwares that you can use to program the ESP32 and ESP8266 boards. If you want to program the ESP32 or ESP8266 board using the MicroPython firmware, we …
ESP32 Static/Fixed IP Address
This tutorial shows how to set a static/fixed IP address for your ESP32 board. If you’re running a web server or Wi-Fi client with your ESP32 and every time you …
30+ Home Automation Projects
We create home automation projects using open-source hardware and software. We use ESP32, ESP8266, Arduino and Raspberry Pi. If you want to learn how to build a complete Home Automation System …