void
digitalClockDisplay(){
\xA0 // digital clock display of the time
\xA0 Serial.print(hour());
\xA0 printDigits(minute());
\xA0 printDigits(second());
\xA0 Serial.print(" ");
\xA0 Serial.print(day());
\xA0 Serial.print(" ");
\xA0 Serial.print(month());
\xA0 Serial.print(" ");
\xA0 Serial.print(year());
\xA0 Serial.println();
}