/*
Adafruit Arduino - Lesson 3. RGB LED

Modified by Salama for Fab Academy 2018, Output Devices week. Changed pins and color code 
*/
int redPin = 3;
int greenPin = 7;
int bluePin = 2;

//uncomment this line if using a Common Anode LED
//#define COMMON_ANODE
 
void setup()
{
  
  pinMode(redPin, OUTPUT);
  pinMode(greenPin, OUTPUT);
  pinMode(bluePin, OUTPUT); 
  Serial.begin(9600); 
}
 
void loop()
{
  setColor(255, 127, 0);  // yellow
  delay(500);  
  setColor(0, 0, 255);  // blue
  delay(500); 
  setColor(0, 255, 0);  // pink 
  delay(500);

}
 
void setColor(int red, int green, int blue)
{
  #ifdef COMMON_ANODE
    red = 255 - red;
    green = 255 - green;
    blue = 255 - blue;
  #endif
  analogWrite(redPin, red);
  analogWrite(greenPin, green);
  analogWrite(bluePin, blue);  
}