Displays the current CO₂ level so you can quickly check if the current conditions are safe. Records CO₂ levels over time. Good for tracking regularly-scheduled events (eg. school & work). Accurate ...

Visualizing the environment with an ultrasonic sensor by gathering points that form a 3D point cloud using Arduino. This project aims to visualize real-time data from an ultrasonic sensor mounted on ...

In one of our previous tutorials, we have shown you how you can interface LM35 Temperature Sensor with Arduino because it's cheap, easy to use, and requires minuscule power for stable operation. But ...

Abstract: Over the last years, a significant amount of research papers based their practical evaluation of wireless sensor network-related topics on deployments consisting of Arduino-based sensor ...

Arduino UNO: As you know that Arduino is a microcontroller-based open source electronic prototyping board that can be programmed with an easy-to-use Arduino IDE. The UNO is one of the most popular ...

In this article, I have added three sensors with Arduino UNO and user can choose the required sensor with the help of keypad. Hi there! I hope you are doing great. Today I am sharing the Proteus ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Strictly speaking, a Theremin uses a pair of antennae that act as capacitors in a specific R/C circuit. Looking at ...

// C++ code // include the library code: #include // initialize the library with the numbers of the interface pins LiquidCrystal lcd(12, 11, 5, 4, 3, 2); int ultrasonic = 0; long ...