Despite their similar sizes and affordable prices, microcontrollers and single-board computers have vastly different specifications and use cases. After all, MCUs are designed for circuitry, ...

We’ve seen a few H-bridge circuits around these parts before, and here’s another application. This time we have an Old Train ...

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you already have one ...

To make one thing clear, the Kode Dot is not trying to be a Flipper clone but the vibe is familiar in the best way. From afar ...

Editor’s note: In this Design Idea (DI), contributor Bonicatto designs a digital filter system (DFS). This is a benchtop filtering system that can apply various filter types to an incoming signal. The ...

Abstract: The concept of Smart Trolley improves the shopping experience by automating various processes by using RFID or Radio Frequency Identification technology. It comprises RFID tags for the items ...

You’ll likely have seen the abbreviation “NFC” when browsing smartphone, wearable, and app features — but what exactly does it mean? Most smartphones have Near Field Communication, or NFC, technology ...

Contactless payments, contactless pairing, contactless tracking. It feels like we’re going through a revolution, as there's been an influx of systems that offer wireless identification and ...

Abstract: In an era where homeowners frequently leave for work or education, robust security for residences is imperative. Traditional security measures, including window and door locks, present ...

This API is forked from the original Python Arduino Command API to add support for Python 3. The Arduino-Python3 Command API is a lightweight Python library for communicating with Arduino ...

Attached to a Raspberry Pi Zero W is a cost efficient MFRC522 NFC reader. The RPi simulates a virtual USB keyboard. An NXP Semiconductors NTAG216 RFID Tag stores a password, either in cleartext or ...