#include <ESP32Servo.h>
const int button1_pin = 32;
const int button2_pin = 33;
const int button3_pin = 14;
const int servo_pin = 13;
Servo myServo;
int pos = 90;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(button1_pin, INPUT_PULLUP);
  pinMode(button2_pin, INPUT_PULLUP);
  pinMode(button3_pin, INPUT_PULLUP);
  myServo.attach(servo_pin);
}

void loop() {
  bool button1 = !digitalRead(button1_pin);  
  bool button2 = !digitalRead(button2_pin);
  bool button3 = !digitalRead(button3_pin);
  if(button2 == HIGH)
    pos = 90;
  if(button1 == HIGH)
    pos++;
  if(button3 == HIGH)
    pos--;
  if(pos > 180)
    pos --;
  if(pos < 0)
    pos ++;
  myServo.write(pos);
  
  Serial.print("Button 1: ");
  Serial.print(button1);
  Serial.print(", Button 2: ");
  Serial.print(button2);
  Serial.print(", Button 3: ");
  Serial.print(button3);
  Serial.print(", Angle of servo: ");
  Serial.println(pos);

  delay(15);
}