Raspberry Pi Pico: HC-SR04 Ultrasonic Sensor (MicroPython)
Learn how to use the HC-SR04 Ultrasonic Sensor with the Raspberry Pi Pico to get the distance to an object using MicroPython firmware. This tutorial covers how to wire the …
Raspberry Pi Pico: HC-SR04 Ultrasonic Sensor (Arduino IDE)
Learn how to use the HC-SR04 Ultrasonic Sensor with the Raspberry Pi Pico to get the distance to an object programmed using Arduino IDE. This tutorial covers how to wire …
MicroPython: ESP32 ESP-NOW Two-Way Communication
Learn how to establish a two-way communication between two ESP32 boards using ESP-NOW communication protocol. First, we’ll test a simple example to show you how to implement two-way communication. Finally, …
ESP32 with FreeRTOS (Arduino IDE) – Getting Started: Create Tasks
In this tutorial, we’ll introduce the basic concepts of FreeRTOS and show you how to use it with the ESP32 and the Arduino IDE. You’ll learn how to create single …
Raspberry Pi Pico W: Bluetooth Low Energy (BLE) with MicroPython
The Raspberry Pi Pico W (and 2 W) supports Bluetooth Low Energy, which can be useful in several IoT and automation projects. This article is a getting-started guide on how …
ESP32 Web Server using LittleFS Filesystem (serve files from filesystem)
In this tutorial, you’ll learn how to build a web server with the ESP32 that serves HTML and CSS files stored in the LittleFS filesystem. Instead of embedding the HTML …
ESP-IDF: ESP32 GPIO – Control Digital Outputs
In this guide, you’ll learn how to set and control the ESP32 board’s GPIO pins as digital outputs with ESP-IDF (Espressif IoT Development Framework). The ESP32 is a microcontroller that …
ESP32 CYD with ESP-NOW: Receive and Display Data From Multiple Boards
In this project, you’ll learn how to use the ESP-NOW communication protocol with the ESP32 CYD Board (Cheap Yellow Display) to receive and display data from multiple ESP32 sender boards. …
ESP32-CAM: Display Pictures in Firebase Web App
In this guide, you’ll create a Firebase Web App to display the last picture taken with an ESP32-CAM saved in the Firebase Storage. The Web App also shows the date …
VS Code and pioarduino IDE: Programming the ESP32 (Windows, Mac OS X, Linux)
Learn how to program the ESP32 boards using VS Code (Microsoft Visual Studio Code) with the pioarduino IDE extension. The pioarduino IDE extension supports the latest Arduino core for the …
ESP32-CAM Save Picture in Firebase Storage
In this guide, you’ll learn how to take and upload a picture to Firebase Storage using the ESP32-CAM. You’ll create a Firebase project with Storage that allows you to store …
Arduino with APDS9960 Proximity, Light, RGB, and Gesture Sensor
Learn how to interface an Arduino board with the APDS9960 sensor, which combines gesture detection, proximity sensing, and ambient RGB light measurement over I2C. In this guide, we’ll show you …
ESP8266 NodeMCU with APDS9960 Proximity, Light, RGB, and Gesture Sensor (Arduino IDE)
Learn how to use the APDS9960 sensor with the ESP8266 board using Arduino IDE. This sensor combines gesture detection, proximity sensing, and ambient RGB light measurement over I2C. In this …