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[sketchbook_andrea] / basic / blinks / blink_1_variabili / blink_1_variabili.ino

diff --git a/basic/blinks/blink_1_variabili/blink_1_variabili.ino b/basic/blinks/blink_1_variabili/blink_1_variabili.ino
index d828bc924450a452ea004772e145b8d9388c01f1..8bb3fb77423f927873d06baeda931d697fedac87 100644 (file)
--- a/basic/blinks/blink_1_variabili/blink_1_variabili.ino
+++ b/basic/blinks/blink_1_variabili/blink_1_variabili.ino
@@ -1,3 +1,5 @@
+// ////////////
+// Commento iniziale
 /*
   Blink v1
 
@@ -9,18 +11,24 @@
   This example code is in the public domain.
  */
  
+// //////////////
+// Dichiarazione variabili
+
 // Pin 13 has an LED connected on most Arduino boards.
 // give it a name:
-int led = 13;
+int led = 12;
 int breve = 200;  // Variabile richiambile nel corso dell'esecuzione
 int lunga = 1000;
 
-// the setup routine runs once when you press reset:
+// /////////////////
+// Setup: eseguita una volta sola
 void setup() {                
   // initialize the digital pin as an output.
   pinMode(led, OUTPUT);     
 }
 
+// ///////////////
+// loop
 // the loop routine runs over and over again forever:
 void loop() {
   digitalWrite(led, HIGH);   // turn the LED on (HIGH is the voltage level)
@@ -28,8 +36,8 @@ void loop() {
   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)
+  digitalWrite(led, 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
+  digitalWrite(led, LOW);    // turn the LED off by making the voltage LOW
   delay(lunga); 
 }