Circuit Digest

How to Make an IoT Pet Tracking System with GPS and Geofencing

"Where did my pet go?" If you have a pet, you've probably asked this question at least once. One moment they're playing ...
Electronic Design

5 Arduino Shields for Summer 2026 Projects and Prototyping

Insight into new and popular Arduino shields and expansion boards. How these add-ons expand base platforms with connectivity, displays, and industrial interfaces. Potential applications for CAN, UWB, ...
NPR

Science

July 22, 2026 • For more than a decade, there's been something fishy going on in a lake that straddles Vermont and the province of Quebec. It involves cancer, a kind of catfish, and — possibly — clues ...
GitHub

SerialCommandManager is a lightweight Arduino/ESP library that parses structured serial commands with optional key/value parameters, routes them to registered handlers, and ...

command – the command string params – array of key/value pairs paramCount – number of parameters context – optional user pointer ` // Handles DEBUG command void handleDebug(const String& command, ...
GitHub

Arduino library for AD7490 (12-bit, 16-channel ADC with SPI communication).

AD7490 is a library for the AD7490, a 12-bit, 16-channel Analog to Digital Converter (ADC) from Analog Devices that works with SPI communication. You can find more information on the device reading ...
IEEE

RIS-Assisted Visible Light Communication Systems: A Tutorial

Abstract: Recent intensive and extensive development of the fifth-generation (5G) of cellular networks has led to their deployment throughout much of the world. As part of this implementation, one of ...
IEEE

Mechanism Design Theory in Control Engineering: A Tutorial and Overview of Applications in Communication, Power Grid, Transportation, and Security Systems

Abstract: This article provides an introduction to the theory of mechanism design and its application to engineering problems. Our aim is to provide the fundamental principles of mechanism design for ...