Tutorial : Hello world (Blinking LED)

If you do not know how to create a new project have a look to the tutorial How to create a new project ?.

In this tutorial we will see how to create a blinking LED with the Arduino Designer.

Hardware

In this example we use the Arduino Uno platform and hardware components from the DFRobot Ardublock kit.

The hardware is defined as below :

The DFRduino Uno R3 platform is used and the blue LED module is connected to the pin 13 of the Arduino board.

Sketch

For the sketch, blinking an LED means :

• wait a certain delay
• set the blue LED to ON
• wait again
• set the blue LED to OFF
• loop...

Upload

Finally, click on the Upload button from the toolbar to upload the code to the Arduino board.