microcontroller

Tiny Satellite Barely 21 Grams, This Satellite Prototype Tracks the Environment & Motion With ESP32-C3 & Tiny Sensors

A tiny satellite prototype weighing just 21 grams is showing how far small-scale electronics can be pushed when size…

Compact STM32 GPS Device Displaying Planets Above This STM32 GPS Device Shows Which Planets Are Above You Offline, Fitting 5 Years of Orbits in 64KB

What if a tiny electronic device could look at the sky without a camera or telescope and tell you which planets are currently above the horizon?…

ESP32 Noise Pollution Monitoring System How to Build a Smart ESP32 Noise Pollution Monitoring System with IoT

Urban areas are now affected by acoustic disturbances; major Indian cities such as Mumbai, Kolkata, and Delhi rank…

5 Hidden Features of the Arduino UNO R3 5 Hidden Features of the Arduino UNO R3 You Probably Didn’t Know

The Arduino UNO R3 is often the first board people use to learn electronics and programming. Connect an LED, read a sensor, control a motor,…

Cat Wearing Smart Collar Monitoring Health Behaviors Cat Collar Fits Two AI Models' Runtime Memory Into 48KB of Its 256KB RAM by Never Running Them Together

An open source project called Meowtion packs two on device AI models onto a single microcontroller with only 256KB of RAM, using a scheduling…

ESP32-S3 Runs 28.9M-Parameter LLM On-Device ESP32-S3 Runs a 28.9-Million-Parameter LLM, Borrowing a Memory Trick From Google's Gemma

Developer slvDev has published an open-source project that runs a 28.9-million-parameter language model directly on an ESP32-S3, a microcontroller…

IoT Indoor Weather Station System How to Build an IoT Indoor Weather Station Using CircuitDigest Cloud

"Is it going to rain, or should I leave the windows open?" we would have asked ourselves numerous times. Now the…

The new simulation platform EWsim.io combines real-time analog and digital circuit simulation with firmware execution across AVR, PIC, 8051, and Arduino — entirely in the web browser, at no cost. EWskills Launches EWsim.io - A Free Browser-Based Circuit Simulator

Pune, India — July 2026. EWskills, the Industry focused skill-building platform for electronics and embedded engineers, has announced the launch…

 DIY World Cup Live Score Gadget DIY World Cup Live Score Gadget

With football fever reaching its peak, DHK DUDE from youtube built this pocket-sized, real-time World Cup score gadget…

 Hot Wheels car has been transformed into a fully functional FPV RC drift platform by YouTuber Pro Know Hot Wheels Meets Embedded Engineering: Inside a 1:64 Scale FPV RC Drift Car

A Hot Wheels car has been transformed into a fully functional FPV RC drift platform by YouTuber Pro Know, proving that…