text: /**
    ******************************************************************************
    * @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****/
  