int redLED= 11;
int greenLED = 10;
int blueLED = 9;
int led = 6;
int r,g,b ;
void setup() {
  Serial.begin(9600);
  Serial.println("RGB Color");
  pinMode(redLED, OUTPUT);
  pinMode(greenLED, OUTPUT);
  pinMode(blueLED, OUTPUT);
  pinMode(led, OUTPUT);
}
void loop() {
/*
 int i = random(256);
 int j = random(256);
 int k = random(256);
  
  RGB_color(i, j, k); // 
  analogWrite(led, i);
    delay(500);
  */
  /* 
  for (int i = 0; i < 256; i= i+25)
  {
    
  RGB_color(i, 0, 0); // Red
  delay(2000);
  RGB_color(0, i, 0); // Green
  delay(2000);
  RGB_color(0, 0, i); // Blue
    delay(2000);
  analogWrite(led, i);
    delay(2000);
  }
  */
  /*
  RGB_color(255, 0, 0); // Red
  delay(1000);
  RGB_color(0, 255, 0); // Green
  delay(1000);
  RGB_color(0, 0, 255); // Blue
  delay(1000);
  RGB_color(255, 255, 125); // Raspberry
  delay(1000);
  RGB_color(0, 255, 255); // Cyan
  delay(1000);
  RGB_color(255, 0, 255); // Magenta
  delay(1000);
  RGB_color(255, 255, 0); // Yellow
  delay(1000);
  RGB_color(255, 255, 255); // White
  delay(1000);*/

//
Serial.println("Enter code for Red Channel: ");
while(Serial.available()==0){
  if(Serial.available()){
  r = int(Serial.read());
  
  Serial.println("r = " + String(r) );}
}
Serial.read();
delay(1000);
Serial.println("Enter code for Green Channel: ");
while(Serial.available()==0){
  if(Serial.available()){
  g = int(Serial.read());
  Serial.println("g = " + String(g) );}
}
Serial.read();
delay(1000);

Serial.println("Enter code for Blue Channel: ");
while(Serial.available()==0){
  if(Serial.available()){
  b = int(Serial.read());
  
  Serial.println("b = " + String(b) );}
}
Serial.read();
delay(1000);
RGB_color(r, g, b);
delay(2000);

}
void RGB_color(int redLightValue, int greenLightValue, int blueLightValue)
 {
  analogWrite(redLED, redLightValue);
  analogWrite(greenLED, greenLightValue);
  analogWrite(blueLED, blueLightValue);
}