Hackaday

Make Your Own ESP32-Based Person Sensor, No Special Hardware Needed

Home automation with high usefulness and low annoyance tends to rely on reliable person sensing, and [francescopace]’s ...
CNX Software

Hiwonder WonderLLM – An ESP32-S3 smart chat module with 2-inch touch display, 2MP camera, and dedicated voice chip

Hiwonder has introduced the WonderLLM, an ESP32-S3-based smart chat module that combines a 2MP camera, a 2.0-inch touch ...
IEEE

LIG-OSS: Integrated Laser-Induced-Graphene Sensor and Open-Source Silicon Chip for an Affordable and Robust Wearable Sensing System with Precise Temperature, Humidity, and ...

Abstract: This paper presents a multifunctional wearable sensing system that integrates flexible Laser-Induced-Graphene (LIG) based sensors and an Open-Source Analog Front-End (AFE) chip. The LIG ...
GitHub

Arduino library for the MAX31850 / MAX31851 thermocouple sensor.

This MAX31850 library is not a full featured library for the MAX31850 family. The MAX31850/1 is a Cold-Junction Compensated, 1-Wire Thermocouple-to-Digital Converter. The MAX31850/1 supports K-, J-, N ...
GitHub

DHT11 Arduino Library

This Arduino library is designed for the DHT11 temperature and humidity sensor. It simplifies the process of reading temperature and humidity data, making it easy to integrate the DHT11 sensor into ...
IEEE

Optofluidic Sensor for Iron Detection Based on Inline Fabry–Perot Interferometer Fabricated by Femtosecond Laser Pulses and Selective Etching

Abstract: In this work, an inline Fabry-Perot interferometer (FPI)-based optofluidic sensor is demonstrated for iron detection in aqueous solution. The fiber structure consists of two fluidic channels ...