arduino-unit-4-1

int LEDRpin = 3;
int LEDGpin = 5;
int LEDBpin = 6;

void turn(int r, int g, int b) {
  analogWrite(LEDRpin, r);
  analogWrite(LEDGpin, g);
  analogWrite(LEDBpin, b);  
}

void setup() {
  pinMode(LEDRpin, OUTPUT);
  pinMode(LEDGpin, OUTPUT);
  pinMode(LEDBpin, OUTPUT);
  turn(0, 0, 0);
}

void loop() {
  turn(random(256), random(256), random(256));
  delay(100);
}