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Arduino - Hello World
Hardware Required
Or you can buy the following sensor kit:
| 1 | × | DIYables Sensor Kit 30 types, 69 units |
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Quick Steps
- Connect Arduino to PC via USB cable.
- Open Arduino IDE.
- Select Arduino board
- Select Arduino serial port (number may be different)
- Type the following code
void setup() {
// put your setup code here, to run once:
Serial.begin(9600);
}
void loop() {
// put your main code here, to run repeatedly:
Serial.println("Hello World!");
delay(1000);
}
- Click Upload button on Arduino IDE to upload code to Arduino
- Open Serial Monitor by clicking the Serial Monitor icon
- See the result on Serial Monitor:
COM6
Hello World!
Hello World!
Hello World!
Autoscroll
Clear output
9600 baud
Newline
Modifying Arduino Code
- Replace “Hello World!” by any text, for example, “Arduino Get Started”.
- Upload the code to Arduino
- See the result on Serial Monitor
COM6
Arduino Get Started
Autoscroll
Clear output
9600 baud
Newline
Video Tutorial
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