Curriculum
Course: LDR Sensor with Led
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Text lesson

Arduino IDE Coding

Arduino IDE Coding

int ldr = A0;
int led = 8;

int value;

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

void loop()
{
  value = analogRead(ldr);

  Serial.println(value);

  // Bright light
  if(value > 500)
  {
    digitalWrite(led, HIGH);
  }
  else
  {
    digitalWrite(led, LOW);
  }

  delay(100);

 

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