#include <ESP32Servo.h>  

#define SERVO_PIN 26

Servo servoMotor;          
void setup() {
  servoMotor.attach(SERVO_PIN);  
}

void loop() {
  // Sweep the servo from 0 to 180 degrees
  for (int pos = 0; pos <= 180; pos++) {
    servoMotor.write(pos);  
    delay(10);              
  }

  
  for (int pos = 180; pos >= 0; pos--) {
    servoMotor.write(pos);  
    delay(10);              
  }
}