//John Kenneth Cabibil 3A - Microprocessor

//arduino

//initialisation
int SWITCH = 13; //set pin 13 as switch
int RED = 4; //set pin 15 as RED led
int GREEN = 2; //set pin 2 as GREEN led
int BLUE = 15;//set pin 18 as BLUE led
int YELLOW = 5; //set pin 2 as YELLOW led


//set-up program

void setup() //set inputs and outputs
{

  pinMode(SWITCH, INPUT); //set SWITCH as input
  pinMode(RED, OUTPUT); //set RED LED as output
  pinMode(GREEN, OUTPUT); //set GREEN LED as output
  pinMode(BLUE, OUTPUT); //set BLUE LED as output
  pinMode(YELLOW, OUTPUT); //set YELLOW LED as output

}


//void loop
void loop() //code to be executed over and over again
{
  
  if(digitalRead(SWITCH) == LOW) //condition 1: when switch is off
  {
    digitalWrite(RED, HIGH); //RED LED turns on
    digitalWrite(GREEN, HIGH); //GREEN LED turns on
    digitalWrite(BLUE, HIGH); //BLUE LED turns on
    digitalWrite(YELLOW, LOW); //YELLOW LED turns off
    delay(800); //ms delay for BLUE and YELLOW LED blinking

    digitalWrite(BLUE, LOW); //BLUE LED turns off
    digitalWrite(YELLOW, HIGH); //YELLOW LED turns on
    delay(800); //ms delay for BLUE and YELLOW LED blinking
  }

  if(digitalRead(SWITCH) == HIGH) //condition 2: when switch is on
  {
    digitalWrite(GREEN, HIGH); //GREEN LED turns on
    digitalWrite(BLUE, HIGH); //BLUE LED turns on
    digitalWrite(YELLOW, HIGH); //YELLOW LED turns on
    digitalWrite(RED, LOW); //RED LED turns off
    delay(800); //ms delay for RED and GREEN LEDs blinking

    digitalWrite(GREEN, LOW); //GREEN LED turns off
    digitalWrite(RED, HIGH); //RED LED turns on
    delay(800); //ms delay for RED and GREEN LEDs blinking
  }
}