#define BT_IPSP_CONNECTED "IpspConnected"
#define BT_IPSP_DISCONNECTED "IpspDisconnected"
#define BT_LE_DATA_LENGTH_CHANGED "LEDataLengthChanged"
-#define BT_IBEACON_DEVICE_FOUND "iBeaconDeviceFound"
#define BT_PXP_PROPERTY_CHANGED "PxpValueChanged"
#ifdef __cplusplus