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- int pirSensor =7;
- int pirState=0;
- int led=8;
- int buzzer=9;
- void setup() {
- Serial.begin(9600);
- pinMode(pirSensor, INPUT);
- pinMode(led, OUTPUT);
- pinMode(buzzer, OUTPUT);
- }
- void loop() {
- pirState=digitalRead(pirSensor);
- if (pirState==HIGH){
- Serial.println("Motion Detected");
- digitalWrite(led, HIGH);
- digitalWrite(buzzer, HIGH); //turn on buzzer
- delay(100);
- }else{
- Serial.println("No Motion Detected");
- digitalWrite(led, LOW);
- digitalWrite(buzzer, LOW);//turn off buzzer
- delay(100);
- }
- }
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