diff --git a/usb_pwr.h b/usb_pwr.h
deleted file mode 100644
--- a/usb_pwr.h
+++ /dev/null
@@ -1,72 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    usb_pwr.h
-  * @author  MCD Application Team
-  * @version V4.0.0
-  * @date    21-January-2013
-  * @brief   Connection/disconnection & power management header
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; COPYRIGHT 2013 STMicroelectronics</center></h2>
-  *
-  * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
-  * You may not use this file except in compliance with the License.
-  * You may obtain a copy of the License at:
-  *
-  *        http://www.st.com/software_license_agreement_liberty_v2
-  *
-  * Unless required by applicable law or agreed to in writing, software 
-  * distributed under the License is distributed on an "AS IS" BASIS, 
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  *
-  ******************************************************************************
-  */
-
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __USB_PWR_H
-#define __USB_PWR_H
-
-/* Includes ------------------------------------------------------------------*/
-/* Exported types ------------------------------------------------------------*/
-typedef enum _RESUME_STATE
-{
-  RESUME_EXTERNAL,
-  RESUME_INTERNAL,
-  RESUME_LATER,
-  RESUME_WAIT,
-  RESUME_START,
-  RESUME_ON,
-  RESUME_OFF,
-  RESUME_ESOF
-} RESUME_STATE;
-
-typedef enum _DEVICE_STATE
-{
-  UNCONNECTED,
-  ATTACHED,
-  POWERED,
-  SUSPENDED,
-  ADDRESSED,
-  CONFIGURED
-} DEVICE_STATE;
-
-/* Exported constants --------------------------------------------------------*/
-/* Exported macro ------------------------------------------------------------*/
-/* Exported functions ------------------------------------------------------- */
-void Suspend(void);
-void Resume_Init(void);
-void Resume(RESUME_STATE eResumeSetVal);
-RESULT PowerOn(void);
-RESULT PowerOff(void);
-
-/* External variables --------------------------------------------------------*/
-extern  __IO uint32_t bDeviceState; /* USB device status */
-extern __IO bool fSuspendEnabled;  /* true when suspend is possible */
-
-#endif  /*__USB_PWR_H*/
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/