Il y avait des problèmes dans la libraire...

Dependencies:   ST_FREQUENCY_DIVIDER ST_I2S USBDEVICE

Fork of X_NUCLEO_CCA02M1 by ST

Revision:
25:452375bae2f2
Parent:
4:0e1435fe1634
Child:
26:d67b45687c92
--- a/USBDEVICE.lib	Wed Jul 12 13:57:13 2017 +0000
+++ b/USBDEVICE.lib	Sun Sep 03 23:19:28 2017 +0000
@@ -1,1 +1,1 @@
-https://developer.mbed.org/teams/ST/code/USBDEVICE/#50ec00aa4515
+https://developer.mbed.org/teams/ST/code/USBDEVICE/#3329e56e51d7