Arduino Tutorials

Arduino IDE

Arduino IDE

The Arduino Integrated Development Environment is used to write programs for the Arduino boards. It compiles C and C++ code, combines the code with Arduino built-in code, and uploads it to the Arduino board.

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Blink Sketch

Blink Sketch

You have to start with the blink sketch. It is the sharpest tool in the Arduino tool shed. If it works, your process is good. If it fails, your process is flawed.

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DHT11 and DHT22 Humidity Sensor Tutorial

DHT11 and DHT22 Humidity Sensor Tutorial

The DHT11 and DHT22 temperature and humidity sensors are self-contained digital output devices which are simmilar in functionality, but differ in their specs.

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I2C LCD Display

I2C LCD Display

Many projects require a display, but often there are not enough pins for your project and the display. I2C only uses 2 wires - A4 and A5.

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Arduino Stepper Motor Controller

Arduino Stepper Motor Controller

The Arduino Uno drives a bipolar stepper motor using an external L298N driver board.

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Brushed DC Motor Tutorial

Brushed DC Motor Tutorial

The Arduino Uno drives a brushed DC motor using an external L298N driver board.

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16-key Keypad Tutorial

16-key Keypad Tutorial

The Arduino Uno scans a 16-key keypad and sends the keys back to the serial monitor.

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Arduino Relay Tutorial

Arduino Relay Tutorial

Driving several types of relay board using any Arduino.

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A Solar Powered Arduino Uno

A Solar Powered Arduino Uno

The Arduino Uno is not the best candidate for solar power, but it makes a very good example of how to calculate the requirements.

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433MHz Transmitter and Receiver

433MHz Transmitter and Receiver

Interfacing the common 433MHz radio modules to the Arduino.

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Comparison of Wireless Modules

Comparison of Wireless Modules

You can spend $5 or $50 on wireless modules for Arduino. What is the difference?

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Infrared

Infrared

All things infrared - LEDs, photodiodes, and phototransistors

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Using the HC-05 Bluetooth Module

Using the HC-05 Bluetooth Module

Using the HC-05 Bluetooth module for serial interfacing.

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HC-05 Bluetooth Module Master Mode

HC-05 Bluetooth Module Master Mode

Using the HC-05 Bluetooth module in master mode and setting the Baud rate.

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ESP8266 Module for WiFi

ESP8266 Module for WiFi

ESP8266 in a simple TCP Client/Server application.

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ESP8266 WiFi Access Point

ESP8266 WiFi Access Point

ESP8266 setup as a wireless access point to create its own network.

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IR Obstacle Avoidance Module

IR Obstacle Avoidance Module

Using the typical IR proximity detection module.

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PIR Motion Detector Module

PIR Motion Detector Module

Using a small passive infrared motion detector module.

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Sound Detector Module

Sound Detector Module

Using a sound detector module with the Arduino.

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A Solar Powered Arduino Pro Mini

A Solar Powered Arduino Pro Mini

The Arduino Pro Mini is a great microcomputer for solar power.

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A Micro-SD card for the Arduino

A Micro-SD card for the Arduino

The SD card is the defacto standard storage device for the Arduino, due to its relative ease of use.

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7-segment LED Display

7-segment LED Display

There is something about a red seven segment display that makes a project seem a little more "electronic" and a little less "computer". And that is what this project is about - a nice red 8-digit, 7-segment display for the Arduino, with the least work possible.

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Arduino RC Servo

Arduino RC Servo

Developed for use in radio controlled model airplanes, they may be found in applications as diverse as telescope drives, satellite receiver feed horns, and robots.

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Arduino XBee shields and XBees

Arduino XBee shields and XBees

A little about the available XBee shields and the available XBees, too

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Use ESP8266 as an Arduino

Use ESP8266 as an Arduino

The ESP8266 can be used standalone to run programs in addition to serving as a WiFi access point or endpoint.

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