Tutorial 3 - 1D

TUT3-1D.ino

int pinR = 10;
int pinG = 9;
int pinB = 11;
int btnPin = 2;
int isPressed =0;

void setup() {
  pinMode(pinR, OUTPUT);
  pinMode(pinG, OUTPUT);
  pinMode(pinB, OUTPUT);
  pinMode(btnPin, INPUT);
}

void RGBLed(int R, int G, int B) {
  analogWrite(pinR, R);
  analogWrite(pinG, G);
  analogWrite(pinB, B);
}

void loop() {
  RGBLed(255,0,0);    // RED
  delay(2000);
  RGBLed(255,50,0);   // YELLOW
  delay(500);
  RGBLed(0,255,0);    // GREEN
  delay(2000);

  isPressed=digitalRead(btnPin);
  while(isPressed) {
    RGBLed(255,50,0);   // Yellow ON
    delay(1000);
    RGBLed(0,0,0);      // All LED OFF
    delay(1000);
    isPressed=digitalRead(btnPin);  // Keep checking button until release
  }
}