diff --git a/flight/Bootloaders/CopterControl/inc/pios_usb_board_data.h b/flight/Bootloaders/CopterControl/inc/pios_usb_board_data.h
index 14fdd6cfb..85f407a9e 100644
--- a/flight/Bootloaders/CopterControl/inc/pios_usb_board_data.h
+++ b/flight/Bootloaders/CopterControl/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/Bootloaders/CopterControl/pios_usb_board_data.c b/flight/Bootloaders/CopterControl/pios_usb_board_data.c
index 68761609a..b39fcbec3 100644
--- a/flight/Bootloaders/CopterControl/pios_usb_board_data.c
+++ b/flight/Bootloaders/CopterControl/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {
diff --git a/flight/Bootloaders/OpenPilot/inc/pios_usb_board_data.h b/flight/Bootloaders/OpenPilot/inc/pios_usb_board_data.h
index 612c85ff4..d3e1079d6 100644
--- a/flight/Bootloaders/OpenPilot/inc/pios_usb_board_data.h
+++ b/flight/Bootloaders/OpenPilot/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/Bootloaders/OpenPilot/pios_usb_board_data.c b/flight/Bootloaders/OpenPilot/pios_usb_board_data.c
index c23cc2891..9492d316e 100644
--- a/flight/Bootloaders/OpenPilot/pios_usb_board_data.c
+++ b/flight/Bootloaders/OpenPilot/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {
diff --git a/flight/Bootloaders/PipXtreme/inc/pios_usb_board_data.h b/flight/Bootloaders/PipXtreme/inc/pios_usb_board_data.h
index 7fd697d38..fb6ced1f8 100644
--- a/flight/Bootloaders/PipXtreme/inc/pios_usb_board_data.h
+++ b/flight/Bootloaders/PipXtreme/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/Bootloaders/PipXtreme/pios_usb_board_data.c b/flight/Bootloaders/PipXtreme/pios_usb_board_data.c
index 3266e1b45..d54ca6565 100644
--- a/flight/Bootloaders/PipXtreme/pios_usb_board_data.c
+++ b/flight/Bootloaders/PipXtreme/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {
diff --git a/flight/CopterControl/System/inc/pios_usb_board_data.h b/flight/CopterControl/System/inc/pios_usb_board_data.h
index 9f175ce10..ee53c7455 100644
--- a/flight/CopterControl/System/inc/pios_usb_board_data.h
+++ b/flight/CopterControl/System/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/CopterControl/System/pios_usb_board_data.c b/flight/CopterControl/System/pios_usb_board_data.c
index 68761609a..b39fcbec3 100644
--- a/flight/CopterControl/System/pios_usb_board_data.c
+++ b/flight/CopterControl/System/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {
diff --git a/flight/Modules/Fault/Fault.c b/flight/Modules/Fault/Fault.c
index a76ebb4ec..0ac3748a6 100644
--- a/flight/Modules/Fault/Fault.c
+++ b/flight/Modules/Fault/Fault.c
@@ -6,7 +6,7 @@
  * @brief Insert various fault conditions for testing
  * @{ 
  *
- * @file       FaultInsertion.c
+ * @file       Fault.c
  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
  * @brief      Fault module, inserts faults for testing
  * @see        The GNU Public License (GPL) Version 3
diff --git a/flight/OpenPilot/System/inc/pios_usb_board_data.h b/flight/OpenPilot/System/inc/pios_usb_board_data.h
index 067cf31e6..e2f079bc2 100644
--- a/flight/OpenPilot/System/inc/pios_usb_board_data.h
+++ b/flight/OpenPilot/System/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/OpenPilot/System/pios_usb_board_data.c b/flight/OpenPilot/System/pios_usb_board_data.c
index c23cc2891..9492d316e 100644
--- a/flight/OpenPilot/System/pios_usb_board_data.c
+++ b/flight/OpenPilot/System/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {
diff --git a/flight/PiOS/Common/pios_usb_desc_hid_cdc.c b/flight/PiOS/Common/pios_usb_desc_hid_cdc.c
index 776a5be87..a6e95c774 100644
--- a/flight/PiOS/Common/pios_usb_desc_hid_cdc.c
+++ b/flight/PiOS/Common/pios_usb_desc_hid_cdc.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_DESC USB Descriptor definitions
+ * @brief USB Descriptor definitions for HID and CDC
+ * @{
+ *
+ * @file       pios_usb_desc_hid_cdc.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      USB Descriptor definitions for HID and CDC
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const struct usb_device_desc PIOS_USB_BOARD_DeviceDescriptor = {
diff --git a/flight/PiOS/Common/pios_usb_desc_hid_only.c b/flight/PiOS/Common/pios_usb_desc_hid_only.c
index 68e24e491..913c18b16 100644
--- a/flight/PiOS/Common/pios_usb_desc_hid_only.c
+++ b/flight/PiOS/Common/pios_usb_desc_hid_only.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_DESC USB Descriptor definitions
+ * @brief USB Descriptor definitions for HID only
+ * @{
+ *
+ * @file       pios_usb_desc_hid_only.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      USB Descriptor definitions for HID only
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const struct usb_device_desc PIOS_USB_BOARD_DeviceDescriptor = {
diff --git a/flight/PiOS/STM32F10x/pios_usbhook.c b/flight/PiOS/STM32F10x/pios_usbhook.c
index 3d2bb8df2..ade1f8ac1 100644
--- a/flight/PiOS/STM32F10x/pios_usbhook.c
+++ b/flight/PiOS/STM32F10x/pios_usbhook.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USBHOOK USB glue code
+ * @brief Glue between PiOS and STM32 libs
+ * @{
+ *
+ * @file       pios_usbhook.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Glue between PiOS and STM32 libs
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios.h"
 #include "pios_usb.h"		/* PIOS_USB_* */
 #include "pios_usbhook.h"
diff --git a/flight/PiOS/inc/pios_usb_defs.h b/flight/PiOS/inc/pios_usb_defs.h
index 78b2eba69..2e63a8fa4 100644
--- a/flight/PiOS/inc/pios_usb_defs.h
+++ b/flight/PiOS/inc/pios_usb_defs.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_DEFS USB standard types and definitions
+ * @brief USB standard types and definitions
+ * @{
+ *
+ * @file       pios_usb_defs.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      USB Standard types and definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_DEFS_H
 #define PIOS_USB_DEFS_H
 
diff --git a/flight/PiOS/inc/pios_usbhook.h b/flight/PiOS/inc/pios_usbhook.h
index 9246afcff..d5f032450 100644
--- a/flight/PiOS/inc/pios_usbhook.h
+++ b/flight/PiOS/inc/pios_usbhook.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USBHOOK USB glue code
+ * @brief Glue between PiOS and STM32 libs
+ * @{
+ *
+ * @file       pios_usbhook.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      APIs for PIOS_USBHOOK layer
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USBHOOK_H
 #define PIOS_USBHOOK_H
 
diff --git a/flight/PipXtreme/inc/pios_usb_board_data.h b/flight/PipXtreme/inc/pios_usb_board_data.h
index 4ec9fa1c8..95dc03d73 100644
--- a/flight/PipXtreme/inc/pios_usb_board_data.h
+++ b/flight/PipXtreme/inc/pios_usb_board_data.h
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.h
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #ifndef PIOS_USB_BOARD_DATA_H
 #define PIOS_USB_BOARD_DATA_H
 
diff --git a/flight/PipXtreme/pios_usb_board_data.c b/flight/PipXtreme/pios_usb_board_data.c
index 3266e1b45..d54ca6565 100644
--- a/flight/PipXtreme/pios_usb_board_data.c
+++ b/flight/PipXtreme/pios_usb_board_data.c
@@ -1,3 +1,33 @@
+/**
+ ******************************************************************************
+ * @addtogroup PIOS PIOS Core hardware abstraction layer
+ * @{
+ * @addtogroup PIOS_USB_BOARD Board specific USB definitions
+ * @brief Board specific USB definitions
+ * @{
+ *
+ * @file       pios_usb_board_data.c
+ * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
+ * @brief      Board specific USB definitions
+ * @see        The GNU Public License (GPL) Version 3
+ *
+ *****************************************************************************/
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
 #include "pios_usb_board_data.h" /* struct usb_*, USB_* */
 
 const uint8_t PIOS_USB_BOARD_StringProductID[] = {