File content as of revision 189:f392fc9709a3:

/**
  ******************************************************************************
  * @file    system_stm32f2xx.h
  * @author  MCD Application Team
  * @version V2.2.0
  * @date    17-March-2017
  * @brief   CMSIS Cortex-M3 Device System Source File for STM32F2xx devices.
******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2017 STMicroelectronics</center></h2>
  *
  * Redistribution and use in source and binary forms, with or without modification,
  * are permitted provided that the following conditions are met:
  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
  *      without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  ******************************************************************************
  */

/** @addtogroup CMSIS
  * @{
  */

/** @addtogroup stm32f2xx_system
  * @{
  */

/**
  * @brief Define to prevent recursive inclusion
  */
#ifndef __SYSTEM_STM32F2XX_H
#define __SYSTEM_STM32F2XX_H

#ifdef __cplusplus
extern "C" {
#endif

/** @addtogroup STM32F2xx_System_Includes
  * @{
  */

/**
  * @}
  */


/** @addtogroup STM32F2xx_System_Exported_types
  * @{
  */
/* This variable is updated in three ways:
    1) by calling CMSIS function SystemCoreClockUpdate()
    2) by calling HAL API function HAL_RCC_GetSysClockFreq()
    3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
       Note: If you use this function to configure the system clock; then there
             is no need to call the 2 first functions listed above, since SystemCoreClock
             variable is updated automatically.
*/
extern uint32_t SystemCoreClock;          /*!< System Clock Frequency (Core Clock) */

extern const uint8_t  AHBPrescTable[16];    /*!< AHB prescalers table values */
extern const uint8_t  APBPrescTable[8];     /*!< APB prescalers table values */

/**
  * @}
  */

/** @addtogroup STM32F2xx_System_Exported_Constants
  * @{
  */

/**
  * @}
  */

/** @addtogroup STM32F2xx_System_Exported_Macros
  * @{
  */

/**
  * @}
  */

/** @addtogroup STM32F2xx_System_Exported_Functions
  * @{
  */

extern void SystemInit(void);
extern void SystemCoreClockUpdate(void);
extern void SetSysClock(void);
/**
  * @}
  */

#ifdef __cplusplus
}
#endif

#endif /*__SYSTEM_STM32F2XX_H */

/**
  * @}
  */

/**
  * @}
  */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/