R.I.P. smart ball v1: what smart football sensors taught me
We are gathered here today to remember smart ball v1. It was a football. It had smart football sensors inside. It never shipped. Rest in peace, litt…
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Building a UWB Distance Monitoring and Alert System with Arduino
Measuring the distance between two points wirelessly can be useful in proximity detection, object monitoring, and embedded automation projects. Whil…
Low-Cost Air Quality Monitor with Arduino and MQ135 for STEM Education
At Enviro Education Tools, we document low-cost environmental monitoring tools for STEM education. One of our open demos is a basic air quality moni…
Touch Hardware: Turning Pixel Art into a Gateway to Hands-On Tech
This is a submission for the Hacktoberfest Open-Source AI Challenge Week 1: Touch Grass . What I Built “Touch grass” usually means stepping away fro…
Interfacing RC522 RFID Module with Arduino UNO
RFID, or Radio Frequency Identification, is a wireless technology used to identify objects without requiring direct physical contact. RFID systems a…
Как ESP32, MQTT и PowerShell заменили мне умную розетку
Уезжал в долгий отпуск, а дома оставалась рабочая машина с RTX 5090: GPU периодически нужен для локальных моделей. Оставлять её включённой на нескол…
A sensor can generate data. But how do we turn that data into something useful?
Your IoT Project Works. Now What? You connect a sensor to an ESP8266. You write a few lines of Arduino code. You upload it. And finally, you see som…
Why Do We Still Need Microcontrollers?
Computers and smartphones are becoming more powerful every year. So I've been thinking about a simple question: Why do we still need small microcont…
How nRF24L01+ Works and How to Interface It with Arduino
Wireless communication between microcontrollers is useful in many projects where running physical wires between devices is inconvenient. For example…
What the Arduino VENTUNO Q Signals for Local AI and Robotics
What the Arduino VENTUNO Q Signals for Local AI and Robotics Arduino’s VENTUNO Q is a clear sign that edge AI hardware is moving beyond simple infer…
LLM уверенно врёт про ваш микроконтроллер
Попросил ИИ написать прошивку для платы с экранчиком. Код идеальный: скомпилировался с первого раза, залился без ошибок. А на экране - цветной шум.…
Beyond Arduino: Getting Started with ESP-IDF in VS Code for ESP32
Note: This tutorial was originally published on effessdev.github.io . Check out the original article for the most up-to-date version: https://effess…
Мой первый KitRover: попытка сделать машинку с управлением по сети. (часть 1)
Основные условия к проекту - это возможность собрать ровер из готовых модулей, которые можно найти на известных площадках, прошить микроконтроллер п…
LighthouseReckoning: A Lightweight LoRa Mesh Network for Arduino, ESP32 and RP2040
LighthouseReckoning LighthouseReckoning is a lightweight LoRa mesh networking library for Arduino-compatible microcontrollers, currently tested on E…
Best IoT Platforms in 2026: Blynk, Virtuino, ThingsBoard, Arduino Cloud & More Compared
An independent, hands-on comparison of the IoT dashboard and device-management platforms makers and small businesses actually choose between in 2026…
From Arduino To Automotive: How I Escaped The IDE And Owned The Bus
Arduino taught me how to build. Bare metal taught me how the build actually works. I have a lot of respect for Arduino. I mean that sincerely. It is…
ESP32 HTTP Client Without the Headache: Consuming REST APIs with Zero Memory Allocation
Consuming REST APIs on ESP32 Without Heap Crashes: Meet ESP32-HTTP-Client If you have ever developed IoT projects on the ESP32 that interact with RE…
🌱 MyZubster goes green: grow your own food, map it, and trade it with Monero
🌱 MyZubster goes green: grow your own food, map it, and trade it with Monero How we're turning a decentralized marketplace into a global hub for urb…
Build an ESP32 energy meter with a live dashboard
Most ESP32 energy-meter tutorials you'll find are built on platforms that have since changed out from under them — deprecated app flows, retired tok…
Pinch: A Fingertip-Sized 32-Bit Arduino-Compatible Dev Board
You know that weekend project idea that stalled because the dev board was bigger than the thing you wanted to hide it inside? A wearable, a keyfob m…
ESP32 OLED Mini Shooter Game: Full Beginner Tutorial
Want to turn a small ESP32 board into a mini arcade game you can actually play? This ESP32 OLED Mini Shooter Game uses a 128x64 OLED display and two…
Build a Cloud-Connected Weather Station with Arduino UNO R4 WiFi
Learn how to build a real IoT weather station using the Arduino UNO R4 WiFi and BME280 sensor, sending live temperature, humidity, and pressure data…
Why Arduino Is Named After a Bar in Italy
Ask a roomful of engineers where the name "Arduino" comes from and you will get confident answers about acronyms, Italian for "bold friend," or some…
From Arduino IDE to AVR GCC | AVR Bare Metal #1
Introduction It has been a while since I started playing around with microcontrollers. My journey began with the Arduino UNO and programming it usin…
DIY-стенд для инспекции печатных плат (профиль, камера, шаговые двигатели и немного инженерного упрямства)
Я, как и многие, залип в датасеты , метрики и нейросети - и в какой-то момент понял, что почти не думаю о главном, как вообще проходит процесс инспе…
Наливатор произносит тост «за Родину» и поможет поддержать дружественный разговор в компании, заинтересовать подружку
Почему домашний бар перестал быть просто набором бутылок и как сегодня можно пересмотреть актуальность DIY-наливаторов Людей уже так давно подсадили…
I lost my TV remote, so I built one with an Arduino
So, yesterday my primary TV suddenly stopped working, it's a Sony Bravia. What happened?… well god knows… and believe me, sony has no clue even afte…
Introducing Rubyduino, a Ruby to Arduino UNO compiler based on Matz's Spinel!
Rubyduino compiles Ruby sketches for Arduino boards and uploads the generated firmware. Under the hood it uses Spinel , a Matz's Ruby AOT compiler,…
I Built an AI-Powered Automatic Waste Segregation System Using Arduino UNO Q ♻️
Waste segregation sounds simple until you actually start doing it daily. One bin slowly turns into a mix of food waste, plastic wrappers, paper cups…
Как за 300 рублей и 6 часов получить прошивку уровня синьора?
Полгода прошло с первой статьи https://habr.com/ru/articles/969230/ , вариометр летает и сигнализирует о наборе высоты и о потере высоты, пилоты дов…