CNX Software

LilyGO T-Display S3 Pro LR1121 devkit adds Sub-GHz and 2.4GHz LoRa, audio support

LilyGO has recently released the T-Display S3 Pro LR1121, a new ESP32-S3 development kit with a Semtech LR1121 transceiver ...
EDN

Sensing and power-generation circuits for a batteryless mobile PM2.5 monitoring system

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...
IEEE

Simple and Effective Design Concept for Constructing In-Situ Soil Dielectric Property Sensor With Dual Low-Cost COTS Microwave Modules

Abstract: This paper presents a compact sensor system for estimating the dielectric properties of materials based on commercial, off-the-shelf (COTS) modules. The dielectric constant and conductivity ...
GitHub

A library for the Arduino IDE that helps interface with Sharp analog distance sensors.

The analog value from the sensor is converted to distance using either a polynomial fit function up to fifth order or a power fit function. By default, this library is set to use polynomial ...
IEEE

Compact single-chip W-band FMCW radar modules for commercial high-resolution sensor applications

Abstract: Two compact single-chip 94-GHz frequency-modulated continuous-wave (FMCW) radar modules have been developed for high-resolution sensing under adverse conditions and environments. The first ...