Add new example showing RTC with LCD display.

libraries/DS3232RTC/examples/TimeRTC/TimeRTC.ino

@@ -0,0 +1,50 @@
+/*
+ * TimeRTC.pde
+ * Example code illustrating Time library with Real Time Clock.
+ * This example is identical to the example provided with the Time Library,
+ * only the #include statement has been changed to include the DS3232RTC library.
+ */
+
+#include <DS3232RTC.h>    //http://github.com/JChristensen/DS3232RTC
+#include <Time.h>         //http://www.arduino.cc/playground/Code/Time  
+#include <Wire.h>         //http://arduino.cc/en/Reference/Wire (included with Arduino IDE)
+
+void setup(void)
+{
+    Serial.begin(9600);
+    setSyncProvider(RTC.get);   // the function to get the time from the RTC
+    if(timeStatus() != timeSet) 
+        Serial.println("Unable to sync with the RTC");
+    else
+        Serial.println("RTC has set the system time");      
+}
+
+void loop(void)
+{
+    digitalClockDisplay();  
+    delay(1000);
+}
+
+void digitalClockDisplay(void)
+{
+    // digital clock display of the time
+    Serial.print(hour());
+    printDigits(minute());
+    printDigits(second());
+    Serial.print(' ');
+    Serial.print(day());
+    Serial.print(' ');
+    Serial.print(month());
+    Serial.print(' ');
+    Serial.print(year()); 
+    Serial.println(); 
+}
+
+void printDigits(int digits)
+{
+    // utility function for digital clock display: prints preceding colon and leading 0
+    Serial.print(':');
+    if(digits < 10)
+        Serial.print('0');
+    Serial.print(digits);
+}