text: /* MPS2 CMSIS Library
  *
  * Copyright (c) 2006-2016 ARM Limited
  * All rights reserved.
  *
  * 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 the copyright holder 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.
  *
  *******************************************************************************
  * @file     system_CMSDK_CM0.h
  * @brief    CMSIS Device Peripheral Access Layer Header File for
  *           CMSDK_CM0 Device
  *
  ******************************************************************************/
  
  
  #ifndef SYSTEM_CMSDK_CM0_H
  #define SYSTEM_CMSDK_CM0_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  extern uint32_t SystemCoreClock;     /*!< System Clock Frequency (Core Clock)  */
  
  
  /**
   * Initialize the system
   *
   * @param  none
   * @return none
   *
   * @brief  Setup the microcontroller system.
   *         Initialize the System and update the SystemCoreClock variable.
   */
  extern void SystemInit (void);
  
  /**
   * Update SystemCoreClock variable
   *
   * @param  none
   * @return none
   *
   * @brief  Updates the SystemCoreClock with current core Clock
   *         retrieved from cpu registers.
   */
  extern void SystemCoreClockUpdate (void);
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* SYSTEM_CMSDK_CM0_H */
  