In the last article, we talked about Raspberry Pi. Here, there is some information about Arduino board.

Arduino is an open-source embedded hardware platform for users to create interactive embedded projects, it is a simple electronics prototyping tool.

Features of Arduino:

On the basis of Creative Commons open-source circuit design;

Download it for free, or modify it according to your needs, but you need to follow the name mark. You must honor their name in the manner specified by the author or licensor;

According to the Arduino official website, you can obtain the hardware design file, and adjust the circuit board and components to meet your actual design needs;

It can be easily connected with sensors, various electronic components, such as infrared, ultrasonic, thermistor, photoresistor, servo motor etc;

Support various interactive programs, such as Adobe Flash, Max/MSP, VVVV, Pure Data, Processing etc;

Use a low-priced microcontroller (Atmel AVR) (ATMEGA 8, 168, 328, etc.);

USB interface, no external power supply required. An additional direct current (DC) power input is provided.