int l = 13;
int lb = 8;
int sensor = A0;
int val = 0;
int buz = 7;

void setup() {
pinMode(l, OUTPUT);
pinMode(lb, OUTPUT);
pinMode(buz, OUTPUT);
pinMode(sensor, INPUT);
Serial.begin(9600); 


}

void loop() {
val = digitalRead(sensor);
 if(val == HIGH){
   digitalWrite(l, LOW);
   digitalWrite(buz, HIGH);
   digitalWrite(lb, HIGH);
   Serial.println("gerakan terdetect");
   
 } 

 if(val == LOW){
   digitalWrite(l, HIGH);
   digitalWrite(buz, LOW);
   digitalWrite(lb, LOW);
   Serial.println("gerakan tidak terdetect");
  
 }
 delay(1000);
}