/*  Week 16 - Interface and Application Programming
 *   On press, turn on the corresponding colour.
 *   http://archive.fabacademy.org/2018/labs/fablabirbid/students/shefa-jaber/Interface.HTML
 *   
 *   Modified by Michael O: 15.05.19 
 *   
*/

// Changed the pin numbers
#define red 6
#define green 5
#define blue 3


void setup() {
  // put your setup code here, to run once:
Serial.begin(9600); 
pinMode(red,OUTPUT);
pinMode(green, OUTPUT); 
pinMode(blue, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
    
          int data=Serial.read(); 
          switch (data){
          case '0':
               setColor(0, 255, 255); // Red Color
                break;      

           case '1':
               setColor(255, 255, 0); // Green Color
                break;
                 
          case '2':
               setColor(255, 0, 255); // Blue Color
                break;
        
           case '3':
           setColor(0, 0, 0); // White Color
                break;   
                
                  
}
 
}
void setColor(int redValue, int greenValue, int blueValue) {
  analogWrite(red, redValue);
  analogWrite(green, greenValue);
  analogWrite(blue, blueValue);
}