In this article, we will look at some of the parts and supplies that will help you get started...

The Arduino is an electronics prototyping platform that makes it easy to build fun and useful...

The Arduino IDE is where Arduino programs are written and uploaded to the Arduino board. In this...

Making an LED blink is the “hello world” of microcontroller programming. It’s...

Push buttons can be used to control LEDs, relays, motors, and pretty much anything else you can...

The Arduino can only output two voltages – 0 volts and 5 volts. But many devices like LEDs,...

The Arduino is one of the most popular electronics prototyping platforms for learning and using...

It probably won’t take long working with the Arduino before you will find a need to use...

Gyroscopes measure the speed of rotation around one or more axes. Connected to the Arduino, they...

9-axis sensors combine a magnetometer, accelerometer, and a gyroscope into a single sensor. The...

In this article, we’re going to learn about switch debouncing and how to use it in your...

PS2 joysticks are great for controlling things like motors and servos, and they can also be used...

LED matrixes are ideal for displaying text since they can be seen easily from far distances. This...

In this article, we’re going to learn how to detect vibration with the Arduino using shock...

Magnetometers measure the magnetic field along one or more axes. With a magnetometer, you can turn...

Accelerometers can detect the magnitude and direction of acceleration. Many smartphones use...

GPS sensors can provide real time position data in your Arduino projects. By detecting latitude,...

In this article, we’re going to learn how to detect tilt by connecting two different types...

Photoresistors are analog sensors that can measure light. They are light dependent resistors that...

Rotary encoders are useful for controlling servos and stepper motors, navigating menus on LCD...

Passive infrared (PIR) sensors can detect infrared radiation that is emitted by warm objects like...

In this article, we will see how to use two different types of piezoelectric buzzers on the...

In this article, we will show you how to use obstacle avoidance and tracking sensors on an...

Using an electret microphone, the Arduino can detect sounds and perform actions based on the input...

Potentiometers are a type of variable resistor. Some variable resistors, like thermistors, change...

Some Arduino projects are designed to operate off the grid. Operating an Arduino remotely requires...

In this tutorial, we’re going to build a web server that will control the Arduino’s...

In this tutorial, we are going to send sensor data to a web server and display it on a webpage...

In this tutorial, we will use a 74HC165 (PISO) shift register to synthesize a low-frequency sine...

Out with the Arduino serial monitor and in with Adafruit IO. If you’re tired of seeing your...

Before we dive into our main topic, let us first discuss what are shift registers used for. Shift...

In this article, we are going to make the Arduino UNO and an ESP8266 module tweet the temperature...

In 1996, there were several countries involved in the development of short-range wireless links,...

Port expanders can be used to create extra GPIO pins on the Arduino. In this tutorial, we will...

In a previous article, we connected an ESP8266 WiFi transceiver to the Arduino and sent an email...

If any of the projects you create are designed for portability or remote monitoring use, it...

In this tutorial, we’re going to look at EEPROM memory on the Arduino. EEPROM memory is a...

In this tutorial, we will discuss the purpose of getting the current date and time on the Arduino, what is a Real-Time Clock, what is a DS3231 RTC module and we will build a project using a DS3231 RTC module.

Some projects are intended to be portable or are designed to operate remotely. Given that, we need...

In this tutorial, we are going to make an Arduino send an email when the temperature of thermistor...

In this article, we will learn about the built-in memory blocks of the Arduino prototyping...

In this tutorial, we will see how to use sensor data to control a 5V relay connected to an...

In this tutorial, we are going to connect a BMP280 barometric pressure sensor to an Arduino and...

For this tutorial, we are going to connect a BMP280 barometric pressure sensor to an Arduino and...

Sometimes, it is impractical to use a single Arduino to read from a sensor and show the result at...

In this tutorial, we will discuss how stepper motors work, and how to use the ULN2003 stepper...

In a previous article called How to Set Up a Web Server Using the Arduino and an ESP8266-01, we...

In this tutorial, we will discuss what is UART communication and how it works. We will also write a simple sketch to demonstrate how to transmit and receive data via UART using an Arduino.

With the advent of smart systems powered by data and artificial intelligence, it seems like the...

Although it is often enough to use a single Arduino to read from a sensor and display the result...

One of the first uses of servo motors was to control the steering mechanisms of RC airplanes,...

In this tutorial, we will learn what is SPI and how it works. We will also assemble a simple project using an Arduino Uno to control an MCP4131 IC using SPI communication.

There are lots of ways to control DC motors with an Arduino. But one of the easiest and most...

The Arduino’s GPIO pins are only capable of delivering a maximum current of 40 mA. Since...

In this tutorial, we’ll discuss what the I2C communication protocol is, how it works, and...