Servo Motor (SG90 Micro Servo)

#include <Servo.h>

Servo myServo;  // Create a servo object

void setup() {
  myServo.attach(9);  // Attach the servo to digital pin 9
}

void loop() {
  for (int angle = 0; angle <= 180; angle += 1) { // Move from 0° to 180°
    myServo.write(angle);
    delay(15); // Wait 15ms for the servo to reach the position
  }
  for (int angle = 180; angle >= 0; angle -= 1) { // Move from 180° to 0°
    myServo.write(angle);
    delay(15);
  }
}