system_stm32f10x.h

STM32 库文件

/**
  ******************************************************************************
  * @file system_stm32f10x.h
  * @brief CMSIS Cortex-M3 Device Peripheral Access Layer System Header File.
  * @author STMicroelectronics - MCD Application Team
  * @version V3.0.0
  * @date 04/06/2009
  ******************************************************************************
  *
  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  *
  * <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
  ******************************************************************************
  */

/**
  * @brief Define to prevent recursive inclusion
  */
#ifndef __SYSTEM_STM32F10X_H
#define __SYSTEM_STM32F10X_H

/** @addtogroup Includes
  * @{
  */

/**
  * @}
  */


/** @addtogroup Exported_types
  * @{
  */

extern const uint32_t SystemFrequency;                   /*!< System Clock Frequency (Core Clock) */
extern const uint32_t SystemFrequency_SysClk;            /*!< System clock                        */
extern const uint32_t SystemFrequency_AHBClk;            /*!< AHB System bus speed                */
extern const uint32_t SystemFrequency_APB1Clk;           /*!< APB Peripheral Bus 1 (low)  speed   */
extern const uint32_t SystemFrequency_APB2Clk;           /*!< APB Peripheral Bus 2 (high) speed   */

/**
  * @}
  */

/** @addtogroup Exported_Constants
  * @{
  */

/**
  * @}
  */

/** @addtogroup Exported_Macros
  * @{
  */

/**
  * @}
  */

/** @addtogroup Exported_Functions
  * @{
  */
  
extern void SystemInit(void);
/**
  * @}
  */

#endif /*__SYSTEM_STM32F10X_H */

/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/