diff --git a/usb_pwr.h b/usb_pwr.h
new file mode 100644
--- /dev/null
+++ b/usb_pwr.h
@@ -0,0 +1,72 @@
+/**
+  ******************************************************************************
+  * @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****/