HW layer for the Nucleo board, it only work with old BLE_API

Dependents:   Hello_BLE F446RE-BLE

Fork of X_NUCLEO_IDB0XA1 by ST

Revision:
120:554a95afbd16
Parent:
119:19128d9d254f
Parent:
110:1232b39de5cc
diff -r 19128d9d254f -r 554a95afbd16 BlueNRG_HCI/includes/hal.h