/*
  robotronix.co.il
  play tone  with a loop
 */


const int speaker1 = 9;
const int Led1  =  9;

void setup() {
  pinMode(speaker1, OUTPUT);


    tone(speaker1, 1200); // Send 1200KHz sound signal, which is a G tone
    delay(50);
    noTone(speaker1); // Stop sound
    delay(300);

    tone(speaker1, 1200); // Send 1200KHz sound signal, which is a G tone
    delay(50);  
    noTone(speaker1); // Stop sound
    delay(300);


    tone(speaker1, 1200); // Send 1200KHz sound signal, which is a G tone
    delay(250);  
    noTone(speaker1); // Stop sound
    delay(2000);


  //use for loop
  for(int i=0;i<3;i=i+1) // I=I+1 --> I++
  {
      tone(speaker1, 1200); // Send 1200KHz sound signal, which is a G tone
      delay(300);
      
      tone(speaker1, 1400); // Send 1400KHz sound signal, which is a G tone
      delay(300);

      noTone(speaker1); // Stop sound
      delay(200);
  }
  
}
void loop() {}