// For: https://forum.arduino.cc/t/servos-dont-rotate-at-the-same-time/1057090

// Добавя се библиотеката на серво моторите
#include <Servo.h>

// Даваме индентифиционен номер/име на серво моторите
Servo servo1;
Servo servo2;
Servo servo3;
Servo servo4;
Servo servo5;
Servo servo6;

int val;

//Позиция на сервотата в градуси
int down = 0;
int up = 90;

void setup()
{
  Serial.begin(9600); // Serial comm begin at 9600bps

  //Казваме къде са включени сервотата (3-5-6-9-10-11)
  servo1.attach (3);
  servo2.attach (5);
  servo3.attach (6);
  servo4.attach (9);
  servo5.attach (10);
  servo6.attach (11);

  servo1.write(down);
  servo2.write(down);
  servo3.write(down);
  servo4.write(down);
  servo5.write(down);
  servo6.write(down);
}

void loop() {
  if (Serial.available())     // if serial value is available
  {
    val = Serial.read();     // then read the serial value

    if (val == 'a' or val == 'b' or val == 'c' or val == 'd' or val == 'e' or val == 'f' or val == 'g' or val == 'h' or val == 'k' or val == 'l' or val == 'm' or val == 'n' or val == 'o' or val == 'p' or val == 'q' or val == 'r' or val == 'u' or val == 'v' or val == 'x' or val == 'y' or val == 'z')
    {
      servo1.write(up);
    }

    if (val == 'b' or val == 'f' or val == 'g' or val == 'h' or val == 'i' or val == 'j' or val == 'l' or val == 'p' or val == 'q' or val == 'r' or val == 's' or val == 't' or val == 'v' or val == 'w')
    {
      servo2.write(up);
    }

    if (val == 'k' or val == 'l' or val == 'm' or val == 'n' or val == 'o' or val == 'p' or val == 'q' or val == 'r' or val == 's' or val == 't' or val == 'u' or val == 'v' or val == 'x' or val == 'y' or val == 'z')
    {
      servo3.write(up);
    }

    if (val == 'c' or val == 'd' or val == 'f' or val == 'g' or val == 'i' or val == 'j' or val == 'm' or val == 'n' or val == 'p' or val == 'q' or val == 's' or val == 't' or val == 'w' or val == 'x' or val == 'y')
    {
      servo4.write(up);
    }

    if (val == 'd' or val == 'e' or val == 'g' or val == 'h' or val == 'j' or val == 'n' or val == 'o' or val == 'q' or val == 'r' or val == 't' or val == 'w' or val == 'y' or val == 'z')
    {
      servo5.write(up);
    }

    if (val == 'u' or val == 'v' or val == 'w' or val == 'x' or val == 'y' or val == 'z')
    {
      servo6.write(up);
    }


    delay(5000);
    servo1.write(down);
    servo2.write(down);
    servo3.write(down);
    servo4.write(down);
    servo5.write(down);
    servo6.write(down);
  }
}