The DS3231RTC library is provided to Arduino Time library.

See the TimeRTC example sketches privided with the Time library download for usage.

Requires:
* http://www.arduino.cc/playground/Code/Time

Copyright (C) 2011 Wagner Sartori Junior <wsartori@gmail.com>
http://www.wsartori.com

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.