ESP32
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Custom RGB 14-Segment Display Built from Scratch YouTuber EastMakes set out to build something, a true RGB 14-segment display module. Wanting a retro alphanumeric display style for a large LED message board project, he designed his own module using ultra-tiny SK6805 addressable LEDs measuring just 1.5 mm square. Since datasheets lacked precise placement references, he scanned a physical display and calibrated the image in CAD software to… |
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Autonomous Chessboard Uses ESP32 and Stockfish for Intelligent Gameplay A creative maker has developed an impressive self-playing chessboard that can automatically move pieces using magnets and detect their positions. The board is equipped with magnetic sensors beneath each square, while each chess piece has a small magnet on its base, allowing the system to precisely track every piece. An ESP32 microcontroller is part of the setup, handling some hardware… |
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Voice Activated LED Controller with Touch Interface Using ESP32S3 Box 3 Voice control has become an integral part of modern smart home automation. In this tutorial, we build a voice-controlled LED system using the ESP32-S3-BOX-3 development board, combining wake word detection, speech recognition, touch interface, and audio feedback to create an intelligent control system. The code will be based on the factory example provided by… |
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Espressif Introduces ESP32-E22, Its First Wi-Fi 6E Connectivity Co-Processor Espressif has unveiled the ESP32-E22, the company’s first Wi-Fi 6E system-on-chip and the start of a new lineup focused on high-performance wireless connectivity. Designed as a radio co-processor (RCP), the device handles Wi-Fi and Bluetooth tasks independently, allowing the main host processor to concentrate on application logic rather than networking overhead. The… |
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Build an ESP32 Text-to-Speech Using Wit.ai Text-to-Speech, or TTS, is a technology that converts written text into spoken audio. It is widely used in voice assistants, accessibility tools, alert systems, kiosks, and smart devices. Today, ESP32 Text to Speech using AI has become a common approach for adding voice output to small electronic projects. On computers and smartphones, TTS works smoothly because… |
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Deskimon The Interactive 3D Printed Desk Robot with ESP32 S3 Nowadays, many people enjoy keeping a small desk robot in their workspace. These little companions not only add a playful touch to the desk but also help bring out the inner child and provide a brief escape from daily stress. Among the latest additions to this trend is the Deskimon, a compact and creative 3D-printed desk robot. Unlike other desk robots that require separate components for the… |
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AgriSafe Rot-Spotter: A Multi-Modal Edge-AI System for Early Post-Harvest Spoilage Detection By Shreerama T D Every year, farmers work for months under the sun, investing their time, money, and effort to grow crops that feed the nation. But after harvesting, a painful reality unfolds a significant portion of onions and tomatoes never reach the market. Instead, they silently rot inside storage warehouses. … |
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Smart Home Automation By Ashish Spolia The rapid evolution of the Internet of Things (IoT) has transformed the modern household from a passive living space into an intelligent, responsive ecosystem. As safety concerns and the demand for convenience grow, there is a critical need for integrated systems that can monitor environmental hazards, provide robust… |
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Solar-Powered Vital Monitoring for Traffic Police & Outdoor Workers MAXREFDES117 Bio-Sensor from Analog Devices By Ann Theressa Babu This project presents a prototype of a solar-powered wearable vital monitoring system designed to support individuals who work for long hours in outdoor and physically demanding environments. The system uses the Analog Devices MAXREFDES117 optical heart-rate module to measure heart rate and blood-oxygen saturation using photoplethysmography (PPG) signals. An… |
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NeuroBand: The Smart Safety Band By Kartik Khandelwal Core Purpose: NeuroBand is a specialized smart safety armband engineered to provide timely assistance to elderly and high-risk individuals during emergencies. Its primary goal is to mitigate the risks associated with falls and medical crises while simultaneously addressing the industry-wide challenge of frequent false alarms.The Global Context of Falls: Global… |
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Smart Wellness Clock By Shekhar Nandanwar The rapid advancement of Internet of Things (IoT) technology has made smart home and smart environment monitoring systems increasingly accessible and affordable. Embedded systems powered by low-cost, high-performance microcontrollers such as the ESP32 series now allow developers to create feature-rich, user… |
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DoseRight - Smart Automatic Medicine Manager By Aditya Shekhar Das Medication adherence is one of the most critical challenges in modern healthcare. Patients with chronic conditions often need to take multiple medicines at specific times every day. Missing doses, taking incorrect medicines, or double dosing can reduce treatment effectiveness and in severe cases lead to serious… |
