This guide provides a beginner-friendly introduction to using Web Bluetooth with the ESP32. We’ll explain what Web Bluetooth is and walk you through creating a web application for interacting with …
In this guide, you’ll learn how to set up the ESP32 as a BLE Peripheral (or BLE Server) with an Environmental Sensing Service. This service exposes measurement data from environmental …
In this guide, you’ll learn how to write and save data permanently to a file saved on the ESP32 filesystem (LittleFS). LittleFS is a lightweight filesystem created for microcontrollers that …
In this guide, you’ll learn how to use the RCWL-0516 Microwave Radar Proximity sensor to detect motion with the ESP32. We’ll show you how to wire the sensor to the …
There is a wide variety of sensors, modules, and peripherals compatible with the ESP32 boards. We have tutorials for the most popular components. This article is a compilation of 29 …
In this guide, you’ll learn how to create a WebSocket server with the ESP32 to display sensor readings on a web page. Whenever the ESP32 has new readings available, the …
In this guide, you’ll learn how to upload files to the ESP32 Filesystem (LittleFS) by using a plugin for Arduino IDE (1.8.X). LittleFS is a lightweight filesystem created for microcontrollers …
In this guide, you’ll learn how to send ESP32 notifications to Pushover. Pushover is a notification service that integrates with many applications. You can send push notifications to all of …
In this project, you’ll learn how to control your ESP32 or ESP8266 GPIOs from anywhere in the world. This can be very useful to control a relay, a thermostat, or …
Build a cloud weather station dashboard to visualize your ESP32 or ESP8266 sensor readings from anywhere in the world. You’ll visualize your sensor data displayed on gauges and on a …
In this project, you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to send an email notification with sensor readings. You can …
In this project, you’ll create a web page that displays sensor readings in a plot that you can access from anywhere in the world. In summary, you’ll build an ESP32 …
In this project, you’ll build an ESP32 or ESP8266 client that makes an HTTP POST request to a PHP script to insert data (sensor readings) into a MySQL database. You’ll …
This is a quick guide showing how to erase the ESP32 flash memory to restore it to its original state. This might be useful if you want to delete any …