Motorized welding turntable with Arduino UNO
Build a motorized lazy Susan welding turntable with Arduino UNO, a NEMA 17 stepper, and an OLED display. This project covers speed control, grounding, and the full build process.
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RFID with RC522: Radio-Frequency Identification with Arduino
Learn how to use the RFID-RC522 module based on the MFRC522 chip with Arduino, from wiring to access control projects.
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Arduino UNO R4: A/D and D/A Converters for Audio, from Testing to a Voice Changer
A four-video series explores the analog-to-digital and digital-to-analog converters on the Arduino UNO R4, from basic concepts to building a practical electronic voice changer with just a few passive components and a dynamic microphone.
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Face-Following Robot Built on Arduino UNO Q and Edge Impulse
A new open-source project shows how to combine computer vision and robotics on a single board, using the Arduino UNO Q to detect and follow a human face in real time without cloud support.
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Arduino UNO R4 WiFi: A Guide to Sensors and Displays
Learn how to use the STEMMA QT/Qwiic connector on the Arduino UNO R4 WiFi to connect I²C sensors and displays, with a custom adapter board and example code.
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75 GPIO on a Single Board: The IOX-77 Beats the Arduino Mega with Wi-Fi
The IOX-77 is an ESP32-C3-based development board that packs 75 GPIO pins into a compact 71 × 42 mm PCB, using five RISC-V CH32V003 microcontrollers on an I²C bus for parallel execution and expandability.
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LED Traffic Light Module for Arduino: Features, Wiring, and Testing
A compact LED traffic light module for Arduino and other platforms: how it works, how to wire it, and how to test it with simple sequences.
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Arduino Nano ESP32 LED Matrix Clock with WiFi Time Sync
Build a compact digital clock using an Arduino Nano ESP32 and a MAX7219-driven 8×32 LED matrix, with WiFi time synchronization, BLE setup, and automatic brightness control.
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Arduino UNO Q: the dual-brain board that combines real-time control and artificial intelligence
Arduino UNO Q pairs a Qualcomm Linux processor with an STM32 real-time microcontroller on the classic UNO form factor, bringing AI and edge computing to the maker community.
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Build a DIY Fire Truck with Arduino UNO R4 Minima
Learn how to build a Bluetooth-controlled fire truck using the Arduino UNO R4 Minima board, an HC-05 module, and a water pump. This step-by-step guide covers components, assembly, programming, and testing.
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Arduino Keeps Evolving Across Makers, Industry, and AI
An overview of Arduino’s evolution from an open-source maker project to a complete family of single-board computers used in industrial and professional settings, with a look at the main board families and a dedicated white paper.
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TekkaSketch: Reinventing the Etch-a-Sketch with E-Ink and ESP32 Innovation
The iconic Etch-a-Sketch, a toy beloved by generations, always had one major limitation: a drawing mistake meant shaking the entire device and starting over from scratch. With the TekkaSketch project, this limitation is overcome thanks to a modern approach that integrates digital functions while preserving the classic aesthetic. The idea stems from observing the original…
