mirror of
https://github.com/Klipper3d/klipper.git
synced 2025-11-03 20:05:49 +01:00
107 lines
2.4 KiB
C
107 lines
2.4 KiB
C
|
/**
|
||
|
|
******************************************************************************
|
||
|
|
* @file system_stm32f2xx.h
|
||
|
|
* @author MCD Application Team
|
||
|
|
* @brief CMSIS Cortex-M3 Device System Source File for STM32F2xx devices.
|
||
|
|
****************************************************************************
|
||
|
|
* @attention
|
||
|
|
*
|
||
|
|
* <h2><center>© Copyright (c) 2017 STMicroelectronics.
|
||
|
|
* All rights reserved.</center></h2>
|
||
|
|
*
|
||
|
|
* This software component is licensed by ST under BSD 3-Clause license,
|
||
|
|
* the "License"; You may not use this file except in compliance with the
|
||
|
|
* License. You may obtain a copy of the License at:
|
||
|
|
* opensource.org/licenses/BSD-3-Clause
|
||
|
|
*
|
||
|
|
******************************************************************************
|
||
|
|
*/
|
||
|
|
|
||
|
|
/** @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);
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /*__SYSTEM_STM32F2XX_H */
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @}
|
||
|
|
*/
|
||
|
|
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|