Clap controlled Led

1int soundSensor = 2;  // D0 pin of sound sensor
2int led = 9;          // LED pin
3
4int sensorState = 0;
5int lastSensorState = 0;
6bool ledState = false;
7
8void setup() {
9  pinMode(soundSensor, INPUT);
10  pinMode(led, OUTPUT);
11}
12
13void loop() {
14  sensorState = digitalRead(soundSensor);
15
16  // Detect clap (HIGH signal)
17  if (sensorState == HIGH && lastSensorState == LOW) {
18    ledState = !ledState;        // Toggle LED state
19    digitalWrite(led, ledState); // Apply state
20    delay(300);                  // Small delay to avoid multiple triggers
21  }
22
23  lastSensorState = sensorState;
24}