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Arduino/buzzer.ino

+int sinyal = 7, buzzer = 8, role = 9;
+
+void cal()
+{
+  digitalWrite(role, HIGH);
+  
+  int t = 500;
+  for(int i = 0; i< 5; i++)
+  {
+    tone(buzzer, t);
+    delay(100);
+    t += 40;
+    noTone(buzzer);
+    delay(5);
+  }
+  
+  noTone(buzzer);
+  
+  digitalWrite(role, LOW);
+  /*delay(500);
+  digitalWrite(role, HIGH);
+  delay(500);
+  digitalWrite(role, LOW);*/
+  
+}
+
+void setup() {
+  delay(60000);
+  pinMode(sinyal, INPUT);
+  pinMode(buzzer, OUTPUT);
+  
+  pinMode(role, OUTPUT);
+  digitalWrite(role, LOW);
+}
+
+void loop() 
+{
+  if(digitalRead(sinyal))
+  {
+    cal();
+  }
+}