106 lines
2.0 KiB
C
106 lines
2.0 KiB
C
/**
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******************************************************************************
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* @file system_stm32wlxx.h
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* @author MCD Application Team
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* @brief CMSIS Cortex Device System Source File for STM32WLxx devices.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2020-2021 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/** @addtogroup CMSIS
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* @{
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*/
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/** @addtogroup stm32wlxx_system
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* @{
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*/
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/**
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* @brief Define to prevent recursive inclusion
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*/
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#ifndef __SYSTEM_STM32WLXX_H
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#define __SYSTEM_STM32WLXX_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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/** @addtogroup STM32WLxx_System_Includes
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* @{
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*/
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/**
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* @}
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*/
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/** @addtogroup STM32WLxx_System_Exported_types
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* @{
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*/
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/* The SystemCoreClock variable is updated in three ways:
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1) from within HAL_Init()
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2) by calling CMSIS function SystemCoreClockUpdate()
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3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
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*/
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extern uint32_t SystemCoreClock; /*!< System Clock Frequency */
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extern const uint32_t AHBPrescTable[16]; /*!< AHB prescalers table values */
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extern const uint32_t APBPrescTable[8]; /*!< APB prescalers table values */
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extern const uint32_t MSIRangeTable[16]; /*!< MSI ranges table values */
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/**
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* @}
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*/
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/** @addtogroup STM32WLxx_System_Exported_Constants
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* @{
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*/
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/**
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* @}
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*/
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/** @addtogroup STM32WLxx_System_Exported_Macros
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* @{
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*/
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/**
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* @}
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*/
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/** @addtogroup STM32WLxx_System_Exported_Functions
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* @{
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*/
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extern void SystemInit(void);
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extern void SystemCoreClockUpdate(void);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /*__SYSTEM_STM32WLXX_H */
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/**
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* @}
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*/
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/**
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* @}
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*/
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