// Blink an LED connected to digital pin 13
// Components: LED, 220Ω resistor, breadboard, Arduino
const int ledPin = 13; // LED connected to digital pin 13
const int ledPin1 = 12;
const int ledPin2 = 10;
void setup() {
pinMode(ledPin, OUTPUT); // Set pin 13 as an output
pinMode(ledPin2,OUTPUT);
pinMode(ledPin1,OUTPUT);
}
void loop() {
digitalWrite(ledPin, HIGH); // Turn the LED on
delay(1000); // Wait for 1 second
digitalWrite(ledPin, LOW); // Turn the LED off
delay(1000);
// Wait for 1 second
digitalWrite(ledPin2, HIGH); // Turn the LED on
delay(1000); // Wait for 1 second
digitalWrite(ledPin2, LOW); // Turn the LED off
delay(1000); // W
digitalWrite(ledPin1, HIGH); // Turn the LED on
delay(1000); // Wait for 1 second
digitalWrite(ledPin1, LOW); // Turn the LED off
delay(1000); // Wait for 1 second
}