MQ2 Sensor is a gas module and it is suitable to detect Hydrogen, LPG, Smoke, CO, and Alcohol. It has high sensitivity and fast response.

Interface a 16x2 Liquid Crystal Display with Arduino Uno. Here we just use 4 wires.

Build a simple LED throwie, then make it smart with an Arduino.

A quick tutorial on how the use the L298N Motor Controller with DC motors

In this tutorial, you’ll learn how to use the BMP180 sensor, which is one of the most commonly used sensors for measuring the pressure.

Learn how to quickly use the TM1637 Digit Display!

In this tutorial, you will learn how to use a soil moisture sensor. Practical examples are also provided to help you master the code.

Things you should know using ESP8266 WiFi module for its safety and easiness as it's very delicate module to use.

Using the RCWL-0516 radar sensor to detect motion.

Homemade theremin for a glove using Arduino Nano, light sensor and piezo.

Ever thought of controlling any electronic devices with your smart phone? Today I will show how to do it.

In this tutorial, we will learn how to detect Smoke and inflammable gases using an MQ-2 sensor.

In the first example, we will send “Hello world” command to blink the LED. In the second example, we will do bidirectional communication.

Give the axis of an inkjet printer a new job.

This tutorial will illustrate the working of an RFID reader.

Play Super Mario Bros theme song on a piezo buzzer! It’s very simple and fun, and great as a beginner Arduino project.

Writing only Arduino code, it is easy to set up control over experiments and display results on the VirtualPanel Windows application.

Use the latest ATtiny processors in the Arduino Environment. These have the memory capacity of ATmega chips in smaller and cheaper packages.

You can use the reset button of the Arduino Uno shield like a push button. The data stored at SRAM and will keep after reset.

Stream and analyze live data from your Arduino microcontroller into Excel with the Data Streamer add-in!

We're showing how to use KY-038 Sound Sensor using Arduino. You can control LED by clap with the help of Arduino and sound sensor.

Just before creating my next tutorial, which will be using a PIR sensor, I thought I might create a separate tutorial for PIR Sensor.

In this tutorial, you’ll learn how to use SD and micro SD cards with Arduino in a simple project to measure the environment temperature.

Arduino based traffic lights using car lights delay to enable safe pedestrian crossing.