testing

Anechoic Chamber Anechoic Chamber Used for Electronics Testing

Devoid of electromagnetic waves, an anechoic chamber (Figure 1) is a shielded room designed to provide an ideal…

What is Switch Bouncing and How to prevent it using Debounce Circuit What is Switch Bouncing and How to prevent it using Debounce Circuit Table of Contents What is Switch Bouncing and Debouncing?  What is Software Debouncing?  Switch Bouncing Circuit Diagram  1.…
UnoArduSim : A Simulator to Learn Arduino Programming and Debugging Codes without Arduino Hardware UnoArduSim : A Simulator to Learn Arduino Programming and Debugging Codes without Arduino Board

In this comprehensive UnoArduSim tutorial, I will be taking you through one of the best Arduino simulators out there for programming, and…

Automatic Irrigation System using an Arduino Uno Automatic Irrigation System using an Arduino Uno

Every one of us likes a little greenery in our houses, don’t we? Plants require really low maintenance and can be left for days…

ESP32-CAM Face Recognition Door Lock System ESP32-CAM Face Recognition Door Lock System

Security is of utmost concern for everyone these days, whether it's data security or security of their own home. With the…

pH Meter using Arduino Uno pH Meter using Arduino Uno and LCD Display

The pH scale is used to measure the acidity and basicity of a liquid. It can have readings ranging from 0-14, where 0 shows the…

QR Code Scanner using Raspberry Pi and OpenCV QR Code Scanner using Raspberry Pi and OpenCV

QR code (Quick Response code) is a type of matrix barcode that contains information about the item to which it is attached,…

Interfacing ADXL345 Accelerometer with Arduino UNO Interfacing ADXL345 Accelerometer with Arduino UNO

We all know about accelerometers and gyroscopes; they are primarily used to detect acceleration. While an Accelerometer can…

Simple H-Bridge Motor Driver Circuit using MOSFET Simple H-Bridge Motor Driver Circuit using MOSFET

At the outset, driving a motor might seem like an easy task – just hook the motor up to the appropriate voltage rail and it…

Getting Started with ESP32 using Arduino IDE Getting Started with ESP32 using Arduino IDE - Blink LED

The internet has reached almost every pocket through smartphones. It is estimated that approximately 3.2 billion people use the…