Here we detail the design and implementation of a compact, low-cost, smart air-quality monitoring system based on the Arduino ...

AI smart speakers and AI-enabled home automation devices are widely adopted and continue to see strong demand. However, achieving seamless integration with a ...

Total mastery over the pinout and functionality of the PCA9306 for conversion of logic levels from 5V to 3.3V. A step-by-step interfacing diagram for the PCA9306 to Arduino UNO. Working example with ...

Ever wondered if a small, low-cost board like the ESP32-CAM can actually recognise objects or even identify Indian currency notes? In this project, the answer is a clear yes. We combine the ESP32-CAM ...

In this tutorial we will learn how to program serial port of a windows PC using Java programming language. The PC will communicate with an Arduino connected to the USB virtual Serial port of the PC ...

ADG726 is an Arduino class that controls two 16 to 1 multiplexers (or 1 to 16) over a parallel interface. The channel selection is disjunct which means that only one of the 16 channels can be ...

Abstract: Fiber Bragg gratings (FBGs) are inherently sensitive to temperature, axial strain, and pressure, which can be easily measured by a shift of the Bragg wavelength in their ...

February 7, 2026 • The policy change orders the removal of any post made by official State Department accounts on X before President Trump returned to office in 2025.