GitHub

A fully functional calculator built with an Arduino Mega, 16x2 LCD, and 4x4 keypad. Supports addition, subtraction, multiplication, division, modulus, and negative number input ...

There was an error while loading. Please reload this page. Arduino (Elegoo Mega 2560) LCD & Keypad Calculator Overview A fully functional calculator built using an ...
IEEE

People Counting Using IR-UWB Radar Sensor in a Wide Area

Abstract: Conventional radar-based people counting systems are designed mainly for dense spatial distributions in a small region of interest (ROI). Therefore, a system with only conventional ...
GitHub

line-follower-robot

Open-source digital twin for a line-follower robot, integrating MATLAB controller, Unity 3D virtual model, and ESP32 physical robot. Features PID control, UDP/TCP sync, and HTTP dashboard. For ...
C&EN

Near-Infrared Organic Photodetectors with Ultralow Dark Current for Photoplethysmogram Sensor and Optical Communication Applications

Institute of Polymer Optoelectronic Materials and Devices, State Key Laboratory of Luminescent Materials and Devices, South China University of Technology, Guangzhou 510640, P. R. China ...