text: /**
    ******************************************************************************
    * @file    system_stm32wbxx.h
    * @author  MCD Application Team
    * @brief   CMSIS Cortex Device System Source File for STM32WBxx devices.
    ******************************************************************************
    * @attention
    *
    * Copyright (c) 2019-2021 STMicroelectronics.
    * All rights reserved.
    *
    * This software is licensed under terms that can be found in the LICENSE file
    * in the root directory of this software component.
    * If no LICENSE file comes with this software, it is provided AS-IS.
    *
    ******************************************************************************
    */
  
  /** @addtogroup CMSIS
    * @{
    */
  
  /** @addtogroup stm32wbxx_system
    * @{
    */
  
  /**
    * @brief Define to prevent recursive inclusion
    */
  #ifndef __SYSTEM_STM32WBXX_H
  #define __SYSTEM_STM32WBXX_H
  
  #ifdef __cplusplus
   extern "C" {
  #endif
  
  #include <stdint.h>
  
  /** @addtogroup STM32WBxx_System_Includes
    * @{
    */
  
  /**
    * @}
    */
  
  
  /** @addtogroup STM32WBxx_System_Exported_types
    * @{
    */
    /* The SystemCoreClock 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 */
  
  extern const uint32_t AHBPrescTable[16];    /*!< AHB prescalers table values */
  extern const uint32_t APBPrescTable[8];     /*!< APB prescalers table values */
  extern const uint32_t MSIRangeTable[16];    /*!< MSI ranges table values     */
  
  #if defined(STM32WB55xx) || defined(STM32WB5Mxx) || defined(STM32WB35xx) || defined (STM32WB15xx) || defined (STM32WB10xx)
  extern const uint32_t SmpsPrescalerTable[4][6];  /*!< SMPS factor ranges table values     */
  #endif
  /**
    * @}
    */
  
  /** @addtogroup STM32WBxx_System_Exported_Constants
    * @{
    */
  
  /**
    * @}
    */
  
  /** @addtogroup STM32WBxx_System_Exported_Macros
    * @{
    */
  
  /**
    * @}
    */
  
  /** @addtogroup STM32WBxx_System_Exported_Functions
    * @{
    */
  
  extern void SystemInit(void);
  extern void SystemCoreClockUpdate(void);
  /**
    * @}
    */
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /*__SYSTEM_STM32WBXX_H */
  
  /**
    * @}
    */
  
  /**
    * @}
    */
  /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
  