Dark detector using low power MSP430

circuit diagram:

coding:

int led = P1_6;
void setup()
{
pinMode(led,OUTPUT);
digitalWrite(led,LOW);
}

void loop()
{
  int ldr = analogRead(A5);
  if(ldr < 10)
  {
  digitalWrite(led,HIGH);
  }
  else
  {
   digitalWrite(led,LOW);
  }
}



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