SERVO MOTOR SG90

/* Sweep
 by BARRAGAN <http://barraganstudio.com>
 This example code is in the public domain.

 modified 8 Nov 2013
 by Scott Fitzgerald
 http://www.arduino.cc/en/Tutorial/Sweep
*/

#include <Servo.h>

Servo myservo;  // create servo object to control a servo
// twelve servo objects can be created on most boards

int pos = 0;    // variable to store the servo position

void setup() {
  myservo.attach(9);  // attaches the servo on pin 9 to the servo object
}

void loop() {
  for (pos = 0; pos <= 180; pos += 1) { // goes from 0 degrees to 180 degrees
    // in steps of 1 degree
    myservo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(30);                       // waits 15ms for the servo to reach the position
  }
  for (pos = 180; pos >= 0; pos -= 1) { // goes from 180 degrees to 0 degrees
    myservo.write(pos);              // tell servo to go to position in variable 'pos'
    delay(30);                       // waits 15ms for the servo to reach the position
  }
}

int servoPin = 9; // сигнальный провод от серво на порт 9

void setup()
{
  pinMode(servoPin, OUTPUT);
  Serial.begin(9600);
}

void loop(){

for(int i=0;i<=180;i++){
      servoPulse(servoPin, i);
      delay(30);
}
delay(100); 
for(int i=180;i>=0;i--){
      servoPulse(servoPin, i);
      delay(30);
}    
  
}

// define a servo pulse function
void servoPulse(int pin, int angle){
  int timess;
 // for (int i_ = 0; i_ <= 5; i_++) {
  timess = map(angle, 0,180,  544, 2400); 
  digitalWrite(pin, HIGH); // set the level of servo pin as high
  delayMicroseconds(timess); // delay microsecond of pulse width
  digitalWrite(pin, LOW); // set the level of servo pin as low
  delay(20 - timess / 1000);
}//}