Open Source
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DIY Open-Source Oscilloscope Using a Raspberry Pi Pico and Scoppy A developer has built an open-source multifunctional oscilloscope by repurposing an old Android phone, a Raspberry Pi Pico, and a custom-made PCB that integrates all necessary components. The project leverages the Pico’s 0–3.3V ADC, which requires a robust analog front-end to accurately capture and condition signals. The custom PCB… |
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Arduino ML Magic Wand - Gesture Driven Smart Home Control Arduino has shared the ML Magic Wand project as a demonstration of its Nano Matter board, showcasing how machine learning can turn a simple wand-like device into a gesture-controlled smart home interface. This project enables users to execute specific gestures to control smart home applications, removing the need for traditional input methods. … |
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Open-Source Touch-Free 3D Gesture Sensor A YouTuber has shared a gesture sensor that detects hand movements using electric field sensing. Unlike optical or infrared sensors, this method works through non-metallic surfaces, enhancing usability in enclosed environments. The sensor is based on Microchip’s MGC3130, a 3D gesture recognition controller that enables swipe gestures, circular motions, and depth… |
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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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Ivmech Mechatronics Ltd Unveils PitFusion, A Dual Thermal and Visual Camera Module Ivmech Mechatronics Ltd has introduced PitFusion, an innovative dual-camera module designed for Raspberry Pi and compatible single-board computers. Combining a Melexis MLX90640 thermal sensor with a 5-megapixel Raspberry Pi camera, PitFusion captures both thermal and visual images simultaneously. This compact solution is engineered for applications in automation,… |
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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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Open-Source Prosthetic Hand with 19 DOF Researchers from the University of Science and Technology of China (USTC) have developed an Open-Source Prosthetic Hand that replicates human dexterity with 19 degrees of freedom (DOF). The device utilizes shape-memory alloy (SMA) actuators, which function as artificial muscles. These actuators offer a high power-to-weight ratio, allowing the prosthetic to achieve… |
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BeagleBoard’s PocketBeagle 2 is Now Available, Featuring TI's AM6232 Dual Core SoC BeagleBoard has introduced the PocketBeagle 2, a compact and affordable single-board computer (SBC) designed for developers, students, and hobbyists. It retains the small form factor of its predecessor, measuring 55 x 35 mm while improving performance and features. With a focus on embedded applications, IoT devices, and education, the PocketBeagle 2 offers an efficient platform for prototyping… |
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An AI-Driven Tofu Flipping System Using Arduino Mega for Smart Cooking Automation An Innovative Maker has developed an AI-powered robotic system designed to flip tofu while frying, reducing human exposure to hot splashing oil. The system integrates computer vision, robotics, and motion control to automate this delicate cooking task. The robotic arm is mounted upside down on a gantry system for better reach across… |
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IIT Madras and ISRO Develop Indigenous SHAKTI-Based Semiconductor Chip for Space Applications The Indian Institute of Technology Madras and the Indian Space Research Organisation (ISRO) have developed and booted an indigenous SHAKTI‐based semiconductor chip. This effort is a major step in India’s drive for self‐reliance in advanced semiconductor technology. The project is led by Professor V. Kamakoti at the Prathap Subrahmanyam Centre for Digital Intelligence… |
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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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New Stackable DAQ HAT Brings 24-bit Analog Data Acquisition to Raspberry Pi Sequent Microsystems has introduced the Eight 24-bit Analog Inputs DAQ HAT, a high-precision data acquisition board designed for Raspberry Pi. This HAT provides eight differential analog inputs with software-selectable voltage ranges from ±180mV to ±24V, making it suitable for a wide range of measurement applications. At its core, the DAQ HAT features two Texas… |
