ESP32
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ESP32-S3-Based Thermal Camera Module Makes Infrared Imaging More Accessible Thermal imaging has long been an essential tool in various industries, from detecting heat leaks in buildings to diagnosing electrical faults and even enhancing night vision in security systems. These cameras work by capturing infrared radiation and converting it into a thermal image that represents temperature variations. However, commercial thermal imaging cameras are often expensive,… |
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A DIY Curved Display Using ESP32 and TFT Screens We often see multi-monitor setups and curved screens in gaming and workstation setups, but not in embedded systems. What if we could bring this idea to microcontrollers? Charles Giguère from The Last Outpost Workshop did exactly that by creating a curved display using multiple small screens and ESP32 microcontrollers. The project started as an experiment to see if multiple ESP32… |
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An Open-Source Self-Balancing Robot Powered by ESP32 A developer has built a self-balancing robot featuring a custom motor control system powered by an ESP32 microcontroller. The system integrates an H-Bridge circuit with MOSFETs for efficient motor operation, allowing precise bidirectional movement and smooth speed adjustments through Pulse Width… |
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Hand Gesture Recognition using ESP32 and Python This ESP32 project is an exciting and interactive way to control LEDs using hand gestures. We will use an ESP32 board, Python, MediaPipe, and OpenCV to create a system that can detect specific hand gestures and translate them into actions that control LEDs. MediaPipe will be used to recognize the hand gestures, while OpenCV will capture the real-time video feed from a webcam. Based on the… |
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PowerTortoise IoT: An ESP32 Sensor Board That Runs for Years on AA Batteries Rednexing, a North Carolina based startup, is preparing to launch a Crowd Supply campaign for PowerTortoise IoT, an ESP32-based development board designed for ultra-low-power operation. Built to run on standard AA batteries for up to eight years, this device is perfect for monitoring temperature and humidity in hard-to-reach areas like attics, crawlspaces, and storage spaces where wired… |
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Gus v2 - A Desktop Buddy That Reacts to Your Environment An electronics hobbyist has made, Gus 2.0 a desktop companion that monitors air quality, temperature, and humidity. It features expressive eyes that visually indicate room comfort by adjusting eyelid positions based on sensor data. Powered by the Seeed Studio XIAO ESP32-C3, this companion integrates a Grove Air Quality Sensor, DHT22… |
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ESPARGOS: An ESP32-Based WiFi Sensing Array That Can “See” Wireless Signals Researchers at the University of Stuttgart’s Institute of Telecommunications have developed ESPARGOS, an advanced phase-coherent ESP32 antenna array that enables real-time WiFi sensing. Unlike traditional wireless systems, ESPARGOS captures Channel State Information (CSI) from 802.11g/n packets, extracting phase and amplitude variations across multiple antennas to generate a spatial… |
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Tracking ESP32 Devices with Google’s Find My Network Losing a device can be frustrating, but services like Google’s Find My Device and Apple’s Find My make it easier to track lost items using their vast networks of connected devices. These services leverage encrypted location data to help users find missing smartphones, tablets, and even third-party trackers, offering a seamless and secure way to retrieve lost belongings. Previously, we explored… |
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Introducing LockyFi, A 4G/2G/Wi-Fi Remote Switch Controller for Seamless Automation LockyFi is a remote switch controller that offers seamless automation for a wide range of applications. It supports multiple connectivity options including 4G, 2G GSM, Wi-Fi and Bluetooth 5. Powered by the ESP32-S3 microcontroller, LockyFi provides a reliable solution for controlling appliances remotely. It can operate both AC and DC devices safely using opto-… |
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DIY Telescope Powered by ESP32 with Smooth Dual-Axis Control Telescopes are essential for astronomers, allowing them to observe stars and planets with clarity. While commercial telescopes offer advanced tracking features, DIY telescope projects give enthusiasts with a deeper understanding of their mechanics, allowing for custom optimizations and cost-effective solutions. This DIY project,… |
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Hacking Roomba: Turn Your Vacuum into a Web-Controlled Robot with ESP32 An open-source hardware developer has shared an innovative project repurposing his old vacuum cleaning robot, demonstrating how to transform a Roomba Vacuum Cleaner into a programmable robot using microcontrollers like the Raspberry Pi Pico and ESP32-S3. This project highlights the value of deconstructing existing devices to understand and control them through coding… |
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A 3D-Printed Launcher That Shoots Around Corners In a recent project released the thisismax Youtube channel explores how the Magnus effect can be used to steer projectiles in the air using a custom-built, 3D-printed ball launcher. Inspired by DARPA’s EXACTO project, which developed guided bullets that could change direction mid-flight, this experiment takes a much simpler approach. Instead of complex electronics, it relies on BLDC drone… |
