Acrob002

Here is a source code for Your first program.

void setup()
{
 Serial.begin(9600);
}

void loop()
{
 Serial.println("Hello, World!");
}

It should look like on the following screen

To run the program on Your board it is necessary to compile and download the program using the button. If the operation was successfull, the downloaded program runs automatically. To see how it works, it is necessary to open an additional window with the terminal . It should look like this:

How it works

Notice that program contains two blocks. Section setup() runs just once, during the startup. Usually contains settings, definitions and hardware initialization and configuration commands.

Then the program performs an infinity loop(). There is defined the whole operation of Your program.

IDE description

If You just want to verify Your program, You can just compile it without downloading to Your board.

Don't forget to save Your work often using the button.

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