 S7S s7s(s7sAddress);
 
 // Will be used with sprintf to create strings
-char tempString[10];  
+char tempString[10];
 
 // Piezo buzzer pin number
 int buzzerPin = 7;

    delay(pauseBetweenNotes);
    // stop the tone playing:
    noTone(buzzerPin);
  } 
}

void updateDisplay() {

  int minutes = (now / 1000 / 60) % 60;
  int hours24 = (now / 1000 / 60 / 60) % 24;
  int hours = hours24 % 12;
  int cycleSpeed = 500;

  if (hours == 0) {
    hours = 12;
  }

  sprintf(tempString, "%2d%02d", hours, minutes);
  s7s.sendString(tempString);

  if (mode == MODE_SET_CLOCK) {
    // Decimals
    if (hours24 >= 12) {
      s7s.setDecimals(0b00011000);
    } else {
      s7s.setDecimals(0b00010000);
    }
  } else {
    // Decimals
    if (seconds % 2 == 0) {
      if (hours24 >= 12) {
        s7s.setDecimals(0b00011000);
      } else {
        s7s.setDecimals(0b00010000);
      }
    } else {
      if (hours24 >= 12) {
        s7s.setDecimals(0b00001000);
      } else {
        s7s.setDecimals(0b00000000);
      }
    }

    // Brightness
    int s7sBrightness = 255;
    int buttonBrightness = 255;
