// Define pin connections for RGB LED
const int redPin = 15;
const int greenPin = 2;
const int bluePin = 0;

void setup() {
  // Set the RGB pins as outputs
  pinMode(redPin, OUTPUT);
  pinMode(greenPin, OUTPUT);
  pinMode(bluePin, OUTPUT);
}

void loop() {
  // Red color
  digitalWrite(redPin, HIGH);
  digitalWrite(greenPin, LOW);
  digitalWrite(bluePin, LOW);
  delay(1000); // Wait for 1 second

  // Green color
  digitalWrite(redPin, LOW);
  digitalWrite(greenPin, HIGH);
  digitalWrite(bluePin, LOW);
  delay(1000); // Wait for 1 second

  // Blue color
  digitalWrite(redPin, LOW);
  digitalWrite(greenPin, LOW);
  digitalWrite(bluePin, HIGH);
  delay(1000); // Wait for 1 second

  // Purple color (Red + Blue)
  digitalWrite(redPin, HIGH);
  digitalWrite(greenPin, LOW);
  digitalWrite(bluePin, HIGH);
  delay(1000); // Wait for 1 second

  // Yellow color (Red + Green)
  digitalWrite(redPin, HIGH);
  digitalWrite(greenPin, HIGH);
  digitalWrite(bluePin, LOW);
  delay(1000); // Wait for 1 second

  // Cyan color (Green + Blue)
  digitalWrite(redPin, LOW);
  digitalWrite(greenPin, HIGH);
  digitalWrite(bluePin, HIGH);
  delay(1000); // Wait for 1 second

  // White color (Red + Green + Blue)
  digitalWrite(redPin, HIGH);
  digitalWrite(greenPin, HIGH);
  digitalWrite(bluePin, HIGH);
  delay(1000); // Wait for 1 second
}