In this tutorial, you’ll learn how to install the ESP8266 LittleFS Filesystem Uploader Plugin in your Arduino IDE to upload files to the ESP8266 NodeMCU filesystem. If you want to …
In this guide, you’ll learn how to use a TDS meter (Total Dissolved Solids) with an ESP8266 NodeMCU board. A TDS meter indicates the total dissolved solids like salts, minerals, …
In this guide, you’ll learn how to read temperature using a K-Type Thermocouple with the MAX6675 amplifier with the ESP8266 NodeMCU board. A K-type thermocouple is a type of temperature …
The BH1750 is a 16-bit ambient light sensor. In this guide, you’ll learn how to use the BH1750 ambient light sensor with the ESP8266 NodeMCU board using Arduino IDE. The …
In this guide, you’ll create and set up a Wi-Fi Manager with the ESPAsyncWebServer library that you can modify to use with your web server projects or with any project …
In this article, we’re going to introduce you to the MQTT protocol. MQTT stands for Message Queuing Telemetry Transport.
Learn how to build a web server with the ESP8266 NodeMCU to display sensor readings in gauges. As an example, we’ll display temperature and humidity from a BME280 sensor in …
In this project, you’re going to monitor the status of a door using an ESP8266 NodeMCU board and a magnetic reed switch. You’ll receive a message in your Telegram account whenever the door …
In this project, you’re going to monitor the status of a door using an ESP8266 NodeMCU board and a magnetic reed switch. You’ll receive an email notification whenever the door changes state: opened …
In this guide, you’ll learn how to control a stepper motor with the ESP8266 NodeMCU board. We’ll use the 28BYJ-48 unipolar stepper motor with the ULN2003 motor driver. We’ll program …
In this guide, you’ll learn how to create and use a web-based “Serial Monitor” for your ESP8266 NodeMCU projects using the WebSerial library. This creates a web-based interface to output …
This guide shows how to use the HC-SR04 Ultrasonic Sensor with the ESP8266 NodeMCU board using the Arduino core. The ultrasonic sensor uses sonar to determine the distance to an …
The BMP388 is a tiny and precise absolute barometric pressure sensor. Because of its precision, it is often used to estimate altitude in drone applications. It can also be used …
In this guide, you’ll learn how to send sensor readings with the ESP8266 NodeMCU board to ThingSpeak. For demonstration purposes, we’ll use a BME280 sensor, but you can easily modify …