int ledPinIndoor = 13;      
int pirPin = A0;      
int pirState = LOW;         
int valPir = 0;             
int ledPinOutdoor = 10;     
int ldrPin = A1;            

void setup() {
  pinMode(ledPinIndoor, OUTPUT);  
  pinMode(pirPin, INPUT);         
  pinMode(ledPinOutdoor, OUTPUT); 
  pinMode(ldrPin, INPUT);          
  Serial.begin(9600);             
}

void loop() {
  valPir = digitalRead(pirPin);

  if (valPir == HIGH) {  
    digitalWrite(ledPinIndoor, HIGH);  
    if (pirState == HIGH) {  
      Serial.println("ADA ORANG,Dalam Rumah!"); 
      pirState = LOW;  
    }
  } else {  
    digitalWrite(ledPinIndoor, LOW);  
    if (pirState == LOW) {  
      Serial.println("TIDAK ADA ORANG,Di Dalam Rumah!"); 
      pirState = HIGH;  
    }
  }

  int statusLdr = analogRead(ldrPin);

  if (statusLdr > 300) {
    digitalWrite(ledPinOutdoor, HIGH);  
    digitalWrite(ledPinOutdoor, LOW);   
    Serial.print("MALAM, Lampu di Luar Rumah Hidup :");
    Serial.println(statusLdr);  
  } else {
    digitalWrite(ledPinOutdoor, LOW);  
    Serial.print("SIANG, Lampu di Luar Rumah Mati :");
    Serial.println(statusLdr);  
    delay (2000);
  }
}