Merge pull request #13 from akash73/example_improvement

Example improvement

Author: agdl

examples/SimpleRTC/SimpleRTC.ino

@@ -1,17 +1,18 @@
 /*
   Simple RTC for Arduino Zero and MKR1000
 
- Demonstrates the use of the RTC library for the Arduino Zero and MKR1000
+  Demonstrates the use of the RTC library for the Arduino Zero and MKR1000
 
- This example code is in the public domain
+  This example code is in the public domain
 
- http://arduino.cc/en/Tutorial/SimpleRTC
+  http://arduino.cc/en/Tutorial/SimpleRTC
 
   created by Arturo Guadalupi <a.guadalupi@arduino.cc>
   15 Jun 2015
-
-  modified
+  modified 
   18 Feb 2016
+  modified by Andrea Richetta <a.richetta@arduino.cc>
+  24 Aug 2016
 */
 
 #include <RTCZero.h>
@@ -32,19 +33,19 @@ const byte year = 15;
 void setup()
 {
   Serial.begin(9600);
-  
+
   rtc.begin(); // initialize RTC
-  
+
   // Set the time
   rtc.setHours(hours);
   rtc.setMinutes(minutes);
   rtc.setSeconds(seconds);
-  
+
   // Set the date
   rtc.setDay(day);
   rtc.setMonth(month);
   rtc.setYear(year);
-  
+
   // you can use also
   //rtc.setTime(hours, minutes, seconds);
   //rtc.setDate(day, month, year);
@@ -53,21 +54,30 @@ void setup()
 void loop()
 {
   // Print date...
-  Serial.print(rtc.getDay());
+  print2digits(rtc.getDay());
   Serial.print("/");
-  Serial.print(rtc.getMonth());
+  print2digits(rtc.getMonth());
   Serial.print("/");
-  Serial.print(rtc.getYear());
-  Serial.print("\t");
-  
+  print2digits(rtc.getYear());
+  Serial.print(" ");
+
   // ...and time
-  Serial.print(rtc.getHours());
+  print2digits(rtc.getHours());
   Serial.print(":");
-  Serial.print(rtc.getMinutes());
+  print2digits(rtc.getMinutes());
   Serial.print(":");
-  Serial.print(rtc.getSeconds());
- 
+  print2digits(rtc.getSeconds());
+
   Serial.println();
-  
+
   delay(1000);
 }
+
+
+
+void print2digits(int number) {
+  if (number < 10) {
+    Serial.print("0"); // print a 0 before if the number is < than 10
+  }
+  Serial.print(number);
+}