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diff --git a/basic/blinks/blink_1_variabili/blink_1_variabili.ino b/basic/blinks/blink_1_variabili/blink_1_variabili.ino
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+/*
+  Blink v3
+  Now with 2 variables and an extra LED (remember a ~320 ohms resistor).
+  Turns on an LED on for one second, then off for one second, repeatedly.
+ 
+  This example code is in the public domain.
+ */
+ 
+// Pin 13 has an LED connected on most Arduino boards.
+// give it a name:
+int led = 13;
+int breve = 200;  // Variabile richiambile nel corso dell'esecuzione
+int lunga = 1000;
+
+// the setup routine runs once when you press reset:
+void setup() {                
+  // initialize the digital pin as an output.
+  pinMode(led, OUTPUT);     
+}
+
+// the loop routine runs over and over again forever:
+void loop() {
+  digitalWrite(led, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(breve);               // wait for a second
+  digitalWrite(led, LOW);    // turn the LED off by making the voltage LOW
+  delay(breve);               // wait for a second
+
+  digitalWrite(red, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(lunga);               // wait for a second
+  digitalWrite(red, LOW);    // turn the LED off by making the voltage LOW
+  delay(lunga); 
+}