ESP32 with YX5300/YX6300 MP3 Player (Arduino IDE)
This is a guide on how to interface the YX5300 / YX6300 Serial MP3 Music Player Module with the ESP32 programmed with Arduino IDE. You’ll learn how to wire the …
Search Results for: esp8266
ESP-IDF: ESP32 Projects, Tutorials and Guides​
ESP-IDF: ESP32 Projects, Tutorials and Guides The ESP32 is a development board that combines Wi-Fi and Bluetooth wireless capabilities, and dual core. It supports peripherals such as: ADC, DAC, I2C, …
ESP32: 35 Free Guides for Sensors and Modules
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 35 …
ESP32 with TM1637 4-Digit LED 7-Segment Display (Arduino IDE)
This is a guide on how to interface the TM1637 4-Digit LED 7-Segment display with the ESP32 programmed with Arduino IDE. You’ll learn how to wire the display to the …
MicroPython: ESP-NOW with ESP32 – Control Multiple Boards (One to Many)
In this guide, you’ll learn how to use ESP-NOW to control multiple ESP32 boards from a single ESP32 main controller (one-to-many setup). Think of it like a remote control that …
Year in Review 2025 – Random Nerd Tutorials
With the beginning of a new year, it is time to share our Year in Review. Every year seems to pass faster than the last, and 2025 was no different. …
Install Mosquitto MQTT Broker on Raspberry Pi
In this post explains how to install the Mosquitto Broker on a Raspberry Pi. The broker is primarily responsible for receiving all messages, filtering the messages, decide who is interested in it and then publishing the message to all subscribed clients.
Arduino UNO Q: Getting Started (Features, Pinout, Examples)
The Arduino was recently acquired by Qualcomm, and with that, they launched a completely new Arduino board: the Arduino UNO Q. While it maintains the same form factor as previous …
ESP32 GPIO Interrupts with Arduino IDE
Learn how to configure and handle interrupts with the ESP32 board to detect and respond to changes on its input GPIOs. We’ll build a project example using a pushbutton and …
ESP32 with PIR Motion Sensor using Interrupts and Timers (Arduino IDE)
Learn how to use a PIR (Passive Infrared) Motion Sensor with the ESP32 programmed with Arduino IDE to detect motion. We’ll create a simple example to introduce you to the …
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 …
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 …
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, …