int ledPin = 13;	// LED is connected to digital pin 13
int redPin = 11;	// R petal on RGB LED module connected to digital pin 11
int greenPin = 9;	// G petal on RGB LED module connected to digital pin 9
int bluePin = 10;	// B petal on RGB LED module connected to digital pin 10
 	 
void setup()	 
{	 
         pinMode(ledPin, OUTPUT);	// sets the ledPin to be an output
         pinMode(redPin, OUTPUT);	// sets the redPin to be an output
         pinMode(greenPin, OUTPUT);	// sets the greenPin to be an output
         pinMode(bluePin, OUTPUT);	// sets the bluePin to be an output
}	 
 	 
void loop()	// run over and over again
{	 
          // Basic colors:
          color(255, 0, 0);	// turn the RGB LED red
          delay(1000);	// delay for 1 second
          color(0,255, 0);	// turn the RGB LED green
          delay(1000);	// delay for 1 second
          color(0, 0, 255);	// turn the RGB LED blue
          delay(1000);	// delay for 1 second
 
          // Example blended colors:
          color(255,255,0);	// turn the RGB LED yellow
          delay(1000);	// delay for 1 second
          color(255,255,255);	// turn the RGB LED white
          delay(1000);	// delay for 1 second
          color(128,0,255);	// turn the RGB LED purple
          delay(1000);	// delay for 1 second
          color(0,0,0);	// turn the RGB LED off
          delay(1000);	// delay for 1 second
}	 
 	 
void color (unsigned char red, unsigned char green, unsigned char blue)     // the color generating function
{	 
          analogWrite(redPin, 255-red);	 
          analogWrite(bluePin, 255-blue);
          analogWrite(greenPin, 255-green);
}