Arduino servo test

servo-test.ino

#include <Servo.h>

Servo s1;
Servo s2;
Servo s3;
void setup() {
  // put your setup code here, to run once:

  s1.attach(9);
  s2.attach(10);
  s3.attach(11);
  s1.write(255/4*2);
  s2.write(255/4*2);
  s3.write(255/4*2);
  Serial.open(11260);
}
byte servo = 0;
void loop() {
  // put your main code here, to run repeatedly:
  if(Serial.available()){
    String c2 = Serial.readString();
    while(!Serial.available()){
      delay(10);
    }
    String c = Serial.readString();
    servo = c2.toInt();
    if(servo == 0){
      s1.write(c.toInt());
    } else if(servo == 1){
      s2.write(c.toInt());
    } else if(servo == 2){
      s3.write(c.toInt());
    }
  }
}