3. GPIO Programming

Question.1

Analyze the given code and circuit diagram. When will the LED turn ON?

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void setup() {
  pinMode(13, OUTPUT);
}

void loop() {
  digitalWrite(13, LOW);
}

void setup() {
  pinMode(13, OUTPUT);
}

void loop() {
  digitalWrite(13, HIGH);
}

void setup() {
  pinMode(13, INPUT);
}

void loop() {
  digitalWrite(13, HIGH);
}

void setup() {
  pinMode(13, INPUT_PULLUP);
}

void loop() {
  digitalWrite(13, HIGH);
}

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