Check RTC LSE(External Xtal, 32.768kHz) mode

Dependencies:   mbed CheckRTC

Please refer follow links.
My notebook
http://developer.mbed.org/users/kenjiArai/notebook/nucleo-series-clock-structure-and-xtal-oscillation/
Q&A for RTC Xtal
http://developer.mbed.org/questions/4531/RTC-External-Crystal-Nucleo/

TextLCD.lib

Committer:
kenjiArai
Date:
2014-11-01
Revision:
3:921a09e41147
Parent:
2:8b6a8cfa173a

File content as of revision 3:921a09e41147:

http://mbed.org/users/kenjiArai/code/TextLCD/#986538f94abe