#include <ESP32Servo.h>

Servo myservo;
long prev_time=0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(17,INPUT_PULLUP);
  myservo.attach(2);
  myservo.write(20);
}

void loop() {
  if (digitalRead(17) == LOW) {
    myservo.write(150);
    delay(10);
  }
  else{
    myservo.write(20);
    delay(10);
  }}