ESP32 Web Server: Display Sensor Readings in Gauges
Learn how to build a web server with the ESP32 to display sensor readings in gauges. As an example, we’ll display temperature and humidity from a BME280 sensor in two …
ESP32
ESP32 BLE Server and Client (Bluetooth Low Energy)
Learn how to make a BLE (Bluetooth Low Energy) connection between two ESP32 boards. One ESP32 is going to be the server, and the other ESP32 will be the client. …
ESP32/ESP8266: Firebase Authentication (Email and Password)
In this guide, you’ll learn how to authenticate to Firebase using your ESP32 or ESP8266 board with an email and password. This is useful for restricting or allowing access to …
ESP32 Door Status Monitor with Telegram Notifications
In this project, you’re going to monitor the status of a door using an ESP32 board and a magnetic reed switch. You’ll receive a message in your Telegram account whenever the door changes …
ESP32 Web Server: Control Stepper Motor (WebSocket)
In this guide you’ll learn how to create a web server with the ESP32 that displays a web page to control a stepper motor. The web page allows you to …
ESP32 Web Server: Control Stepper Motor (HTML Form)
In this tutorial, you’ll learn how to create a web server with the ESP32 to control a stepper motor remotely. The web server displays a web page with an HTML …
ESP32 Door Status Monitor with Email Notifications (IFTTT)
In this project, you’re going to monitor the status of a door using an ESP32 board and a magnetic reed switch. You’ll receive an email notification whenever the door changes state: opened or …
ESP32 with Firebase – Creating a Web App
This guide will teach you how to create a simple Firebase Web App to control and monitor your ESP32 board. The Web App you’ll create can be accessed worldwide to …
ESP32: Getting Started with Firebase (Realtime Database)
This guide will get you started quickly with Firebase using the ESP32 board. Firebase is Google’s mobile application development platform that includes many services to manage data from IOS, Android, …
Guide for TCA9548A I2C Multiplexer: ESP32, ESP8266, Arduino
In this guide, you’ll learn how to expand the I2C bus ports (ESP32, ESP8266, Arduino) using the TCA9458A 1-to-8 I2C Multiplexer. This piece of hardware is useful if you want …
ESP32 with Stepper Motor (28BYJ-48 and ULN2003 Motor Driver)
In this guide, you’ll learn how to control a stepper motor with the ESP32. We’ll use the 28BYJ-48 unipolar stepper motor with the ULN2003 motor driver. The ESP32 board will …
ESP32 WebSerial: Web-based Remote Serial Monitor
In this guide, you’ll learn how to create and use a web-based “Serial Monitor” for your ESP32 projects using the WebSerial library. This creates a web-based interface to output debugging …
Altimeter Datalogger: ESP32 with BMP388, MicroSD Card Storage and OLED Display
In this project, we’ll build an altimeter datalogger with the ESP32 and the BMP388 sensor. The BMP388 is a precise pressure sensor that allows us to estimate altitude with great …
ESP32 with HC-SR04 Ultrasonic Sensor with Arduino IDE
This guide shows how to use the HC-SR04 Ultrasonic Sensor with the ESP32 board using the Arduino core. The ultrasonic sensor uses sonar to determine the distance to an object. …