Link DS3231RTC from the main page

mdxs · Mar 28, 2015 · e452efc · e452efc
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diff --git a/doc/mainpage.dox b/doc/mainpage.dox
@@ -84,6 +84,7 @@ including support for configuring alarms and storing clock settings.
 The default implementation simulates the time and date based on the value of
 <tt>millis()</tt>.
 \li DS1307RTC class that talks to the DS1307 realtime clock chip via I2C.
+\li DS3231RTC class that talks to the DS3231 realtime clock chip via I2C.
 \li DS3232RTC class that talks to the DS3232 realtime clock chip via I2C.
 \li \ref alarm_clock "Alarm Clock" example that uses the DS1307 or DS3232
 realtime clock and the LCD library to implement an alarm clock.