int LedKuning = 21; 
int Ledhijau = 4;
int LDR = 32; 
int NilaiLDR = 0;


void setup(){
  pinMode(LedKuning, OUTPUT); 
  pinMode(Ledhijau, OUTPUT); 
  Serial.begin(9600);
}

void loop(){
  NilaiLDR=analogRead(LDR);

  if (NilaiLDR > 500){
  digitalWrite(LedKuning,HIGH);
  digitalWrite(Ledhijau,LOW);
  Serial.print("Nilai LDR Kuning = ");
  Serial.println(NilaiLDR);

  }else if (NilaiLDR < 500 ){
  digitalWrite(Ledhijau, HIGH); 
  digitalWrite(LedKuning,LOW);
  Serial.print("Nilai LDR Hijau = ");
  Serial.println(NilaiLDR);
  
  }
}