CNX Software

VU GPSDR – A low-cost GPS-disciplined SDR expansion board for the Vivid Unit RK3399 touchscreen SBC

UUGear's VU GPSDR is a low-cost GPS-disciplined SDR expansion board designed specifically for the Vivid Unit, a palm-sized ...
CNX Software

LR2021 LoRa Plus board combines Semtech LR2021 and Nordic nRF54L15 for high-speed FLRC and LoRa connectivity

Last year, Semtech released the LR2021 LoRa Plus transceiver chip, designed to address the low data-rate issue associated with LoRa, but surprisingly, ...
Hackaday

GPS clock

Over the years, there have been several memory and display technologies that served a particular niche for a while, only to be replaced and forgotten when a more suitable technology came along. One of ...
GitHub

ArduinoRTC/RTC_PCF8523_U

このライブラリは，RTCを取り扱う統一的なAPIを作る思いつきの一部で NXP PCF8523用の ライブラリ(デバイスドライバ)です． RTC_PCF8523_U.hに以下のようなデバッグや性能テストに用いるための機能 ...
GitHub

ESP8266 WiFi Analog Clock

This project uses an WEMOS D1 Mini ESP8266 module and an Arduino sketch to connect to a NTP (Network Time Protocol) server to automatically retrieve and display the local time on a inexpensive analog ...
IEEE

Specific Human Following by Residual-Bi-LSTM-Based Distributed Module UWB Network and Residual-RNN-Based Finite-Time Control

Abstract: To implement the specific human following (SHF) task in a global GPS-denied environment (e.g., airport, hotel, hospital, inventory area, office, library), a distributed module ultra wideband ...
IEEE

OTP Based Door Lock System with Mobile Application using Arduino UNO and ESP8266 Wi-Fi module

Abstract: Today, installing a home security system is a critical study in implementing cutting-edge technology to attain this purpose. One of the most useful technologies to allow remote monitoring of ...