int pirsensor = 0;   //PIR
int trigger=12;		//ultrasonic pink wire
int led=8;
int echo=11;	   //ultrasonic orange wire
long duration=0;  //ultrasonic
int cm=0;
int inch=0;

void setup()
{
  pinMode(13, OUTPUT); //PIR
  pinMode(2,INPUT);	   //PIR
  pinMode(trigger,OUTPUT); //ultrasonic
  pinMode(echo,INPUT);
  pinMode(led,OUTPUT);
}
void loop()
{
  pirsensor= digitalRead(2); //PIR
  digitalWrite(trigger,LOW); //ULTRASONIC
  digitalWrite(trigger,HIGH);
  digitalWrite(trigger,LOW);
  
  duration = pulseIn(echo,HIGH);
  cm = duration*0.030/2;
  inch = duration*0.0133/2;
  
  if (pirsensor == HIGH) //UNTUK PIR AWALAN
  {
    digitalWrite(13,HIGH);
  } else
  {
    digitalWrite(13,LOW);
  }
  delay(10);
  if(inch < 50)//AWALAN ULTRASONIC
  {
    digitalWrite(led,HIGH);
  }
  else{
    digitalWrite(led,LOW);
  }
  
  if(inch<30){
    Serial.print("Inch: ");
      Serial.println(inch);
    Serial.print("CM: ");
      Serial.println(cm);
  }
  delay(500);//AKHIRAN ULTRASONIC    
  }