#include <Servo.h>

const int servoPin = 18;
int Led = 13;
Servo servo;
int pos = 0;

void setup() {
  Serial.begin(115200);
  pinMode(Led, OUTPUT);
  servo.attach(servoPin, 500, 2400);
  
}

void loop() {
 int sample = analogRead(A0);
 Serial.println(sample);
 int val=digitalRead(Led);
 digitalWrite(Led, abs(sample - 512) > 50);
 if(val==HIGH) {

 servo.write(180);
 delay(100);


}
if (val==LOW) {
 
servo.write(-180);
 }

}