First version of my operation system for stm32 board

Dependencies:   RA8875 VS1053 sd-driver-hs

Changes

RevisionDateWhoCommit message
4:3cdd044a3df4 2018-03-13 Hagrid Add LCD manager; default tip
3:a60dc00bf3a2 2018-03-13 Hagrid Add LCD manager suport;
2:a3d00f0610f9 2018-03-01 Hagrid Test
1:d85508f68221 2018-03-01 Hagrid My first verion
0:86f82f777a7a 2018-03-01 Hagrid First version