Abstract: This paper presents a novel approach to home automation utilizing the MQTT protocol. The system is implemented using an ESP32 node and a Node-RED server running on a Raspberry Pi, allowing ...
Some ESP32 boards become community favourites because they're small, cheap, or easy to flash. The ESP32-A1S (known also as the "AI Thinker") became popular for a different reason: it promised an audio ...
Regular Christmas trees don’t emit light, nor do they react to music. If you want both things in a holiday decoration, ...
An ESP32 client that captures audio over I2S and posts WAV to a server. A lightweight Flask/Gunicorn server that returns JSON transcriptions via speech_recognition. Designed for deterministic embedded ...
Modern mirrorless cameras have the advantage of reading out the on-sensor data and showing you an image on the back of the camera, called 'Live View'. Compacts and smartphones are also technically ...
The PocketMage PDA is a tiny device that looks like a little laptop. But with a 3.1 inch E Ink display and a tiny keyboard ...
Wi-Fi! It’s everywhere, and yet you can’t really see it, by virtue of the technology relying on the transmission of electromagnetic waves outside the visual spectrum. Never mind, ...
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