MicroBit clock based on DS3231

Dependencies:   ds3231 microbit

Revision:
6:659f3716c2a3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ds3231.lib	Fri Aug 12 15:14:49 2016 +0000
@@ -0,0 +1,1 @@
+http://developer.mbed.org/teams/Maxim-Integrated/code/ds3231/#11630748e2f2