ESP32

Small Quadruped Robot Playing Soccer On Field Maker Built His Quadruped Robots a Soccer Field Where Ball Tracking Improved With Less Accurate Camera Data

A maker built a miniature soccer environment for Sesame, a small quadruped robot, and demonstrated the system at the 2026 Open Sauce maker event.…

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…

POV Display Stick Creating Images This Maker Turned a Simple Stick Into a POV Display Using a Teensy 4.1, ESP32 and Fast APA102 LEDs

YouTuber Zachary McCune from Corridor Crew has turned a simple fire spinning hobby into an ambitious engineering project that can create images in…

ESP32 CAM AI Vision Assistant Pendant ESP32-CAM AI Vision Assistant Pendant for the Visually Impaired

Moving through unfamiliar environments is a challenging thing for visually impaired people. We have a lot of solutions…

TICKEY Clip-On Badge With E-Ink Display TICKEY Is a Small Clip-On Badge With an E-Ink Display That Can Show 48 Colors, Built on an ESP32

TICKEY is a compact clip-on gadget that combines a 3.7-inch, 720 × 480 color e-paper display with an ESP32-S3 microcontroller, Wi-Fi, Bluetooth…

Drone Follows Another Using Rotor Sound Alone A Drone That Tracks Its Leader Using Four Microphones and an ESP32, No GPS or Camera Needed

Researchers at Duke University's General Robotics Lab have built a system that lets one drone follow another using nothing but the sound of its…

AI Based Air Quality Monitor Using ESP32 How to Build an AI-based Air Quality Monitoring using ESP32

Air is a necessity for us human beings, so monitoring it is important. Air quality is monitored in terms of the Air…

DigiKey and Shawn Hymel will guide webinar attendees through training a self-balancing robot using reinforcement learning (RL) and deploying it on real hardware during a free webinar on Thursday, Aug. 13. A corresponding video series will reinforce the workshop and expand on the hands-on tutorial. DigiKey and Engineering Influencer Shawn Hymel to Host Webinar and Video Series on Reinforcement Learning with Balance Bots

THIEF RIVER FALLS, Minn., USA — DigiKey, the global distribution leader of electronic components and automation products, is hosting a webinar…

Engineer Builds Self Driving Mini Fridge Robot Engineer Turns Mini Fridge Into a SLAM-Guided Tank Robot You'd Have to Chase for a Cold Drink

Engineer Dorian Todd has built a self-driving mini fridge on tank treads that can autonomously chase or flee a person and reward them with a cold…

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…