ESP-IDF: ESP32 GPIO – Read Digital Inputs
In this guide, you’ll learn how to set and read the ESP32 board’s GPIO pins as digital inputs with ESP-IDF (Espressif IoT Development Framework). The ESP32 is a microcontroller that …
BLE Communication between Raspberry Pi and Raspberry Pi Pico W
This tutorial explains how to set up Bluetooth Low Energy (BLE) communication between a Raspberry Pi and a Pico W. We’ll start by covering the basics of BLE, including the …
Getting Started with Thonny MicroPython (Python) IDE for ESP32 and ESP8266
If you want to program your ESP32 and ESP8266 with MicroPython firmware, it’s very handy to use an IDE. In this guide, we’ll introduce you to Thonny IDE. After completing this …
ESP32 with FreeRTOS: Getting Started with Semaphores (Arduino IDE)
In this guide, we’ll introduce you to and explain how to use FreeRTOS semaphores with the ESP32, using the Arduino IDE. Semaphores are like signals (or flags) that allow you …
ESP-IDF: Create Template ESP32 Project using VS Code
This is a quick guide for getting started using ESP-IDF with the ESP32. Learn how to create a template on VS Code to program your ESP32 using ESP-IDF. Prerequisites Before …
MicroPython: ESP-NOW with ESP32—Receive Data from Multiple Boards (many-to-one)
In this MicroPython guide, we’ll show you how to set up an ESP32 to receive and display data from multiple ESP32 boards using the ESP-NOW communication protocol (many-to-one configuration). We’ll …
ESP-IDF: ESP32 GPIO PWM with LEDC (Control LED Brightness)
In this guide, you’ll learn how to control the ESP32 board’s GPIOs using PWM (Pulse Width Modulation) with ESP-IDF (Espressif IoT Development Framework). The ESP32 is a microcontroller that offers …
ESP32 with FreeRTOS Queues: Inter-Task Communication (Arduino IDE)
In this guide, you’ll learn how to use FreeRTOS queues for safe and efficient communication between tasks on the ESP32, using the Arduino IDE. Queues allow you to exchange data …
Install ESP-IDF Extension for ESP32 on VS Code (Windows, Mac OS X, Linux)
Learn how to install the ESP-IDF extension for ESP32 boards on VS Code IDE (Microsoft Visual Studio Code) on Windows, Mac OS X or Linux Ubuntu operating systems. Introduction to …
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 …