mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

targets/cmsis/TARGET_STM/TARGET_STM32F1/stm32f1xx_hal_rcc.h

Committer:
mbed_official
Date:
2015-07-02
Revision:
581:39197bcd20f2
Parent:
489:119543c9f674

File content as of revision 581:39197bcd20f2:

/**
  ******************************************************************************
  * @file    stm32f1xx_hal_rcc.h
  * @author  MCD Application Team
  * @version V1.0.0
  * @date    15-December-2014
  * @brief   Header file of RCC HAL module.
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
  *
  * 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 STMicroelectronics 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.
  *
  ******************************************************************************
  */ 

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F1xx_HAL_RCC_H
#define __STM32F1xx_HAL_RCC_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f1xx_hal_def.h"

/** @addtogroup STM32F1xx_HAL_Driver
  * @{
  */

/** @addtogroup RCC
  * @{
  */ 

/** @addtogroup RCC_Private_Constants
  * @{
  */

#define RCC_DBP_TIMEOUT_VALUE          ((uint32_t)100)
#define RCC_LSE_TIMEOUT_VALUE          LSE_STARTUP_TIMEOUT
#define CLOCKSWITCH_TIMEOUT_VALUE  ((uint32_t)5000) /* 5 s    */
#define HSE_TIMEOUT_VALUE          HSE_STARTUP_TIMEOUT
#define HSI_TIMEOUT_VALUE          ((uint32_t)100)  /* 100 ms */
#define LSI_TIMEOUT_VALUE          ((uint32_t)100)  /* 100 ms */
#define PLL_TIMEOUT_VALUE          ((uint32_t)100)  /* 100 ms */
#define LSI_VALUE                  ((uint32_t)40000)  /* 40kHz */

/** @defgroup RCC_BitAddress_AliasRegion BitAddress AliasRegion
  * @brief RCC registers bit address in the alias region
  * @{
  */
#define RCC_OFFSET                (RCC_BASE - PERIPH_BASE)
#define RCC_CR_OFFSET             0x00
#define RCC_CFGR_OFFSET           0x04
#define RCC_CIR_OFFSET            0x08
#define RCC_BDCR_OFFSET           0x20
#define RCC_CSR_OFFSET            0x24
#define RCC_CR_OFFSET_BB          (RCC_OFFSET + RCC_CR_OFFSET)
#define RCC_CFGR_OFFSET_BB        (RCC_OFFSET + RCC_CFGR_OFFSET)
#define RCC_CIR_OFFSET_BB         (RCC_OFFSET + RCC_CIR_OFFSET)
#define RCC_BDCR_OFFSET_BB        (RCC_OFFSET + RCC_BDCR_OFFSET)
#define RCC_CSR_OFFSET_BB         (RCC_OFFSET + RCC_CSR_OFFSET)

/* --- CR Register ---*/
/* Alias word address of HSION bit */
#define HSION_BITNUMBER           POSITION_VAL(RCC_CR_HSION)
#define RCC_CR_HSION_BB               ((uint32_t)(PERIPH_BB_BASE + (RCC_CR_OFFSET_BB * 32) + (HSION_BITNUMBER * 4)))
/* Alias word address of HSEON bit */
#define HSEON_BITNUMBER           POSITION_VAL(RCC_CR_HSEON)
#define CR_HSEON_BB               ((uint32_t)(PERIPH_BB_BASE + (RCC_CR_OFFSET_BB * 32) + (HSEON_BITNUMBER * 4)))
/* Alias word address of CSSON bit */
#define CSSON_BITNUMBER           POSITION_VAL(RCC_CR_CSSON)
#define RCC_CR_CSSON_BB               ((uint32_t)(PERIPH_BB_BASE + (RCC_CR_OFFSET_BB * 32) + (CSSON_BITNUMBER * 4)))
/* Alias word address of PLLON bit */
#define PLLON_BITNUMBER           POSITION_VAL(RCC_CR_PLLON)
#define RCC_CR_PLLON_BB               ((uint32_t)(PERIPH_BB_BASE + (RCC_CR_OFFSET_BB * 32) + (PLLON_BITNUMBER * 4)))

/* --- CSR Register ---*/
/* Alias word address of LSION bit */
#define LSION_BITNUMBER           POSITION_VAL(RCC_CSR_LSION)
#define RCC_CSR_LSION_BB              ((uint32_t)(PERIPH_BB_BASE + (RCC_CSR_OFFSET_BB * 32) + (LSION_BITNUMBER * 4)))

/* --- BDCR Register ---*/
/* Alias word address of LSEON bit */
#define LSEON_BITNUMBER           POSITION_VAL(RCC_BDCR_LSEON)
#define BDCR_LSEON_BB              ((uint32_t)(PERIPH_BB_BASE + (RCC_BDCR_OFFSET_BB * 32) + (LSEON_BITNUMBER * 4)))

/* Alias word address of LSEON bit */
#define LSEBYP_BITNUMBER          POSITION_VAL(RCC_BDCR_LSEBYP)
#define BDCR_LSEBYP_BB             ((uint32_t)(PERIPH_BB_BASE + (RCC_BDCR_OFFSET_BB * 32) + (LSEBYP_BITNUMBER * 4)))

/* Alias word address of RTCEN bit */
#define RTCEN_BITNUMBER           POSITION_VAL(RCC_BDCR_RTCEN)
#define RCC_BDCR_RTCEN_BB              ((uint32_t)(PERIPH_BB_BASE + (RCC_BDCR_OFFSET_BB * 32) + (RTCEN_BITNUMBER * 4)))

/* Alias word address of BDRST bit */
#define BDRST_BITNUMBER          POSITION_VAL(RCC_BDCR_BDRST)
#define RCC_BDCR_BDRST_BB             ((uint32_t)(PERIPH_BB_BASE + (RCC_BDCR_OFFSET_BB * 32) + (BDRST_BITNUMBER * 4)))

/* CR register byte 2 (Bits[23:16]) base address */
#define RCC_CR_BYTE2_ADDRESS          ((uint32_t)(RCC_BASE + RCC_CR_OFFSET + 0x02))

/* CIR register byte 1 (Bits[15:8]) base address */
#define RCC_CIR_BYTE1_ADDRESS         ((uint32_t)(RCC_BASE + RCC_CIR_OFFSET + 0x01))

/* CIR register byte 2 (Bits[23:16]) base address */
#define RCC_CIR_BYTE2_ADDRESS         ((uint32_t)(RCC_BASE + RCC_CIR_OFFSET + 0x02))

/* Defines used for Flags */
#define CR_REG_INDEX              ((uint8_t)1)
#define BDCR_REG_INDEX            ((uint8_t)2)
#define CSR_REG_INDEX             ((uint8_t)3)

#define RCC_FLAG_MASK             ((uint8_t)0x1F)

/**
  * @}
  */

/** @addtogroup RCC_Private_Macros
  * @{
  */

/** @defgroup RCC_Alias_For_Legacy Alias define maintained for legacy
  * @{
  */
#define __HAL_RCC_SYSCFG_CLK_DISABLE    __HAL_RCC_AFIO_CLK_DISABLE
#define __HAL_RCC_SYSCFG_CLK_ENABLE     __HAL_RCC_AFIO_CLK_ENABLE
#define __HAL_RCC_SYSCFG_FORCE_RESET    __HAL_RCC_AFIO_FORCE_RESET
#define __HAL_RCC_SYSCFG_RELEASE_RESET  __HAL_RCC_AFIO_RELEASE_RESET
/**
  * @}
  */

#define IS_RCC_HSI(__HSI__) (((__HSI__) == RCC_HSI_OFF) || ((__HSI__) == RCC_HSI_ON))

#define IS_RCC_CALIBRATION_VALUE(__VALUE__) ((__VALUE__) <= 0x1F)

#define IS_RCC_CLOCKTYPE(__CLK__) ((1 <= (__CLK__)) && ((__CLK__) <= 15))

#define IS_RCC_HSE(__HSE__) (((__HSE__) == RCC_HSE_OFF) || ((__HSE__) == RCC_HSE_ON) || \
                             ((__HSE__) == RCC_HSE_BYPASS))

#define IS_RCC_LSE(__LSE__) (((__LSE__) == RCC_LSE_OFF) || ((__LSE__) == RCC_LSE_ON) || \
                             ((__LSE__) == RCC_LSE_BYPASS))

#define IS_RCC_PLLSOURCE(__SOURCE__) (((__SOURCE__) == RCC_PLLSOURCE_HSI_DIV2) || \
                                      ((__SOURCE__) == RCC_PLLSOURCE_HSE))

#define IS_RCC_OSCILLATORTYPE(__OSCILLATOR__) (((__OSCILLATOR__) == RCC_OSCILLATORTYPE_NONE)                           || \
                                               (((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE) || \
                                               (((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI) || \
                                               (((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI) || \
                                               (((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE))

#define IS_RCC_LSI(__LSI__) (((__LSI__) == RCC_LSI_OFF) || ((__LSI__) == RCC_LSI_ON))

#define IS_RCC_PLL(__PLL__) (((__PLL__) == RCC_PLL_NONE) || ((__PLL__) == RCC_PLL_OFF) || \
                             ((__PLL__) == RCC_PLL_ON))

#define IS_RCC_SYSCLKSOURCE(__SOURCE__) (((__SOURCE__) == RCC_SYSCLKSOURCE_HSI) || \
                                         ((__SOURCE__) == RCC_SYSCLKSOURCE_HSE) || \
                                         ((__SOURCE__) == RCC_SYSCLKSOURCE_PLLCLK))

#define IS_RCC_HCLK(__HCLK__) (((__HCLK__) == RCC_SYSCLK_DIV1) || ((__HCLK__) == RCC_SYSCLK_DIV2) || \
                               ((__HCLK__) == RCC_SYSCLK_DIV4) || ((__HCLK__) == RCC_SYSCLK_DIV8) || \
                               ((__HCLK__) == RCC_SYSCLK_DIV16) || ((__HCLK__) == RCC_SYSCLK_DIV64) || \
                               ((__HCLK__) == RCC_SYSCLK_DIV128) || ((__HCLK__) == RCC_SYSCLK_DIV256) || \
                               ((__HCLK__) == RCC_SYSCLK_DIV512))

#define IS_RCC_PCLK(__PCLK__) (((__PCLK__) == RCC_HCLK_DIV1) || ((__PCLK__) == RCC_HCLK_DIV2) || \
                               ((__PCLK__) == RCC_HCLK_DIV4) || ((__PCLK__) == RCC_HCLK_DIV8) || \
                               ((__PCLK__) == RCC_HCLK_DIV16))

#define IS_RCC_MCO(__MCO__) (((__MCO__) == RCC_MCO))

#define IS_RCC_MCODIV(__DIV__) (((__DIV__) == RCC_MCODIV_1)) 

/**
  * @}
  */

/* Exported types ------------------------------------------------------------*/ 

/** @defgroup RCC_Exported_Types RCC Exported Types
  * @{
  */

/** 
  * @brief  RCC PLL configuration structure definition  
  */
typedef struct
{
  uint32_t PLLState;     /*!< The new state of the PLL.
                              This parameter can be a value of @ref __HAL_RCC_PLL_CONFIG */

  uint32_t PLLSource;    /*!< PLLSource: PLL entry clock source.
                              This parameter must be a value of @ref RCC_PLL_Clock_Source */           

  uint32_t PLLMUL;         /*!< PLLMUL: Multiplication factor for PLL VCO input clock
                              This parameter must be a value of @ref RCCEx_PLL_Multiplication_Factor */        
} RCC_PLLInitTypeDef;
   
/** 
  * @brief  RCC System, AHB and APB busses clock configuration structure definition  
  */
typedef struct
{
  uint32_t ClockType;             /*!< The clock to be configured.
                                       This parameter can be a value of @ref RCC_System_Clock_Type */
  
  uint32_t SYSCLKSource;          /*!< The clock source (SYSCLKS) used as system clock.
                                       This parameter can be a value of @ref RCC_System_Clock_Source */

  uint32_t AHBCLKDivider;         /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK).
                                       This parameter can be a value of @ref RCC_AHB_Clock_Source */
  
  uint32_t APB1CLKDivider;        /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK).
                                       This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */
  
  uint32_t APB2CLKDivider;        /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK).
                                       This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */

} RCC_ClkInitTypeDef;

/**
  * @}
  */

/**
  * @}
  */

/* Exported constants --------------------------------------------------------*/
/** @defgroup RCC_Exported_Constants RCC Exported Constants
  * @{
  */

/** @defgroup RCC_PLL_Clock_Source PLL Clock Source
  * @{
  */

#define RCC_PLLSOURCE_HSI_DIV2      ((uint32_t)0x00000000)  /*!< HSI clock divided by 2 selected as PLL entry clock source */
#define RCC_PLLSOURCE_HSE           RCC_CFGR_PLLSRC         /*!< HSE clock selected as PLL entry clock source */

/**
  * @}
  */ 

/** @defgroup RCC_Oscillator_Type Oscillator Type
  * @{
  */
#define RCC_OSCILLATORTYPE_NONE            ((uint32_t)0x00000000)
#define RCC_OSCILLATORTYPE_HSE             ((uint32_t)0x00000001)
#define RCC_OSCILLATORTYPE_HSI             ((uint32_t)0x00000002)
#define RCC_OSCILLATORTYPE_LSE             ((uint32_t)0x00000004)
#define RCC_OSCILLATORTYPE_LSI             ((uint32_t)0x00000008)

/**
  * @}
  */

/** @defgroup __HAL_RCC_HSE_CONFIG HSE Config
  * @{
  */
#define RCC_HSE_OFF                      ((uint32_t)0x00000000) /*!< HSE clock deactivation */
#define RCC_HSE_ON                       ((uint32_t)0x00000001) /*!< HSE clock activation */
#define RCC_HSE_BYPASS                   ((uint32_t)0x00000005) /*!< External clock source for HSE clock */

/**
  * @}
  */

/** @defgroup __HAL_RCC_LSE_CONFIG LSE Config
  * @{
  */
#define RCC_LSE_OFF                      ((uint32_t)0x00000000) /*!< LSE clock deactivation */
#define RCC_LSE_ON                       ((uint32_t)0x00000001) /*!< LSE clock activation */
#define RCC_LSE_BYPASS                   ((uint32_t)0x00000005) /*!< External clock source for LSE clock */

/**
  * @}
  */

/** @defgroup RCC_HSI_Config HSI Config
  * @{
  */
#define RCC_HSI_OFF                      ((uint32_t)0x00000000)   /*!< HSI clock deactivation */
#define RCC_HSI_ON                       RCC_CR_HSION             /*!< HSI clock activation */

#define RCC_HSICALIBRATION_DEFAULT       ((uint32_t)0x10)         /* Default HSI calibration trimming value */

/**
  * @}
  */

/** @defgroup RCC_LSI_Config LSI Config
  * @{
  */
#define RCC_LSI_OFF                      ((uint32_t)0x00000000)   /*!< LSI clock deactivation */
#define RCC_LSI_ON                       RCC_CSR_LSION            /*!< LSI clock activation */

/**
  * @}
  */

/** @defgroup __HAL_RCC_PLL_CONFIG PLL Config
  * @{
  */
#define RCC_PLL_NONE                      ((uint32_t)0x00000000)  /*!< PLL is not configured */
#define RCC_PLL_OFF                       ((uint32_t)0x00000001)  /*!< PLL deactivation */
#define RCC_PLL_ON                        ((uint32_t)0x00000002)  /*!< PLL activation */

/**
  * @}
  */

/** @defgroup RCC_System_Clock_Type System Clock Type
  * @{
  */
#define RCC_CLOCKTYPE_SYSCLK             ((uint32_t)0x00000001) /*!< SYSCLK to configure */
#define RCC_CLOCKTYPE_HCLK               ((uint32_t)0x00000002) /*!< HCLK to configure */
#define RCC_CLOCKTYPE_PCLK1              ((uint32_t)0x00000004) /*!< PCLK1 to configure */
#define RCC_CLOCKTYPE_PCLK2              ((uint32_t)0x00000008) /*!< PCLK2 to configure */

/**
  * @}
  */
  
/** @defgroup RCC_System_Clock_Source System Clock Source
  * @{
  */
#define RCC_SYSCLKSOURCE_HSI             RCC_CFGR_SW_HSI      /*!< HSI selected as system clock */
#define RCC_SYSCLKSOURCE_HSE             RCC_CFGR_SW_HSE      /*!< HSE selected as system clock */
#define RCC_SYSCLKSOURCE_PLLCLK          RCC_CFGR_SW_PLL      /*!< PLL selected as system clock */

/**
  * @}
  */ 

/** @defgroup RCC_System_Clock_Source_Status System Clock Source Status
  * @{
  */
#define RCC_SYSCLKSOURCE_STATUS_HSI      RCC_CFGR_SWS_HSI
#define RCC_SYSCLKSOURCE_STATUS_HSE      RCC_CFGR_SWS_HSE
#define RCC_SYSCLKSOURCE_STATUS_PLLCLK   RCC_CFGR_SWS_PLL

/**
  * @}
  */

/** @defgroup RCC_AHB_Clock_Source AHB Clock Source
  * @{
  */
#define RCC_SYSCLK_DIV1                  (RCC_CFGR_HPRE_DIV1)   /*!< SYSCLK not divided */
#define RCC_SYSCLK_DIV2                  (RCC_CFGR_HPRE_DIV2)   /*!< SYSCLK divided by 2 */
#define RCC_SYSCLK_DIV4                  (RCC_CFGR_HPRE_DIV4)   /*!< SYSCLK divided by 4 */
#define RCC_SYSCLK_DIV8                  (RCC_CFGR_HPRE_DIV8)   /*!< SYSCLK divided by 8 */
#define RCC_SYSCLK_DIV16                 (RCC_CFGR_HPRE_DIV16)  /*!< SYSCLK divided by 16 */
#define RCC_SYSCLK_DIV64                 (RCC_CFGR_HPRE_DIV64)  /*!< SYSCLK divided by 64 */
#define RCC_SYSCLK_DIV128                (RCC_CFGR_HPRE_DIV128) /*!< SYSCLK divided by 128 */
#define RCC_SYSCLK_DIV256                (RCC_CFGR_HPRE_DIV256) /*!< SYSCLK divided by 256 */
#define RCC_SYSCLK_DIV512                (RCC_CFGR_HPRE_DIV512) /*!< SYSCLK divided by 512 */

/**
  * @}
  */ 
  
/** @defgroup RCC_APB1_APB2_Clock_Source APB1 APB2 Clock Source
  * @{
  */
#define RCC_HCLK_DIV1                    (RCC_CFGR_PPRE1_DIV1)  /*!< HCLK not divided */
#define RCC_HCLK_DIV2                    (RCC_CFGR_PPRE1_DIV2)  /*!< HCLK divided by 2 */
#define RCC_HCLK_DIV4                    (RCC_CFGR_PPRE1_DIV4)  /*!< HCLK divided by 4 */
#define RCC_HCLK_DIV8                    (RCC_CFGR_PPRE1_DIV8)  /*!< HCLK divided by 8 */
#define RCC_HCLK_DIV16                   (RCC_CFGR_PPRE1_DIV16) /*!< HCLK divided by 16 */

/**
  * @}
  */ 

/** @defgroup RCC_RTC_Clock_Source RTC Clock Source
  * @{
  */
#define RCC_RTCCLKSOURCE_LSE             (RCC_BDCR_RTCSEL_LSE)  /*!< LSE oscillator clock used as RTC clock */
#define RCC_RTCCLKSOURCE_LSI             (RCC_BDCR_RTCSEL_LSI)  /*!< LSI oscillator clock used as RTC clock */
#define RCC_RTCCLKSOURCE_HSE_DIV128      (RCC_BDCR_RTCSEL_HSE)  /*!< HSE oscillator clock divided by 128 used as RTC clock */
/**
  * @}
  */ 

/** @defgroup RCC_MCO_Index MCO Index
  * @{
  */
#define RCC_MCO1                         ((uint32_t)0x00000000)
#define RCC_MCO                          RCC_MCO1               /*!< MCO1 to be compliant with other families with 2 MCOs*/

/**
  * @}
  */

/** @defgroup RCC_MCOx_Clock_Prescaler MCO1 Clock Prescaler
  * @{
  */
#define RCC_MCODIV_1                    ((uint32_t)0x00000000)

/**
  * @}
  */ 

/** @defgroup RCC_Interrupt Interrupts
  * @{
  */
#define RCC_IT_LSIRDY                    ((uint8_t)RCC_CIR_LSIRDYF) /*!< LSI Ready Interrupt flag */
#define RCC_IT_LSERDY                    ((uint8_t)RCC_CIR_LSERDYF) /*!< LSE Ready Interrupt flag */
#define RCC_IT_HSIRDY                    ((uint8_t)RCC_CIR_HSIRDYF) /*!< HSI Ready Interrupt flag */
#define RCC_IT_HSERDY                    ((uint8_t)RCC_CIR_HSERDYF) /*!< HSE Ready Interrupt flag */
#define RCC_IT_PLLRDY                    ((uint8_t)RCC_CIR_PLLRDYF) /*!< PLL Ready Interrupt flag */
#define RCC_IT_CSS                       ((uint8_t)RCC_CIR_CSSF)    /*!< Clock Security System Interrupt flag */
/**
  * @}
  */  
  
/** @defgroup RCC_Flag Flags
  *        Elements values convention: 0XXYYYYYb
  *           - YYYYY  : Flag position in the register
  *           - XX  : Register index
  *                 - 01: CR register
  *                 - 10: BDCR register
  *                 - 11: CSR register
  * @{
  */
/* Flags in the CR register */
#define RCC_FLAG_HSIRDY                  ((uint8_t)((CR_REG_INDEX << 5) | POSITION_VAL(RCC_CR_HSIRDY))) /*!< Internal High Speed clock ready flag */
#define RCC_FLAG_HSERDY                  ((uint8_t)((CR_REG_INDEX << 5) | POSITION_VAL(RCC_CR_HSERDY))) /*!< External High Speed clock ready flag */
#define RCC_FLAG_PLLRDY                  ((uint8_t)((CR_REG_INDEX << 5) | POSITION_VAL(RCC_CR_PLLRDY))) /*!< PLL clock ready flag */

/* Flags in the BDCR register */
#define RCC_FLAG_LSERDY                  ((uint8_t)((BDCR_REG_INDEX << 5) | POSITION_VAL(RCC_BDCR_LSERDY))) /*!< External Low Speed oscillator Ready */

/* Flags in the CSR register */
#define RCC_FLAG_LSIRDY                  ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_LSIRDY)))   /*!< Internal Low Speed oscillator Ready */
#define RCC_FLAG_RMV                     ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_RMVF)))     /*!< Remove reset flag */
#define RCC_FLAG_PINRST                  ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_PINRSTF)))  /*!< PIN reset flag */
#define RCC_FLAG_PORRST                  ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_PORRSTF)))  /*!< POR/PDR reset flag */
#define RCC_FLAG_SFTRST                  ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_SFTRSTF)))  /*!< Software Reset flag */
#define RCC_FLAG_IWDGRST                 ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_IWDGRSTF))) /*!< Independent Watchdog reset flag */
#define RCC_FLAG_WWDGRST                 ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_WWDGRSTF))) /*!< Window watchdog reset flag */
#define RCC_FLAG_LPWRRST                 ((uint8_t)((CSR_REG_INDEX << 5) | POSITION_VAL(RCC_CSR_LPWRRSTF))) /*!< Low-Power reset flag */

/**
  * @}
  */ 

/**
  * @}
  */   
  
/* Exported macro ------------------------------------------------------------*/

/** @defgroup RCC_Exported_Macros RCC Exported Macros
  * @{
  */

/** @defgroup RCC_Peripheral_Clock_Enable_Disable Peripheral Clock Enable Disable
  * @brief  Enable or disable the AHB1 peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before 
  *         using it.   
  * @{
  */
#define __HAL_RCC_DMA1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_SRAM_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHBENR, RCC_AHBENR_SRAMEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_SRAMEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_FLITF_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHBENR, RCC_AHBENR_FLITFEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_FLITFEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_CRC_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_DMA1_CLK_DISABLE()      (RCC->AHBENR &= ~(RCC_AHBENR_DMA1EN))
#define __HAL_RCC_SRAM_CLK_DISABLE()      (RCC->AHBENR &= ~(RCC_AHBENR_SRAMEN))
#define __HAL_RCC_FLITF_CLK_DISABLE()     (RCC->AHBENR &= ~(RCC_AHBENR_FLITFEN))
#define __HAL_RCC_CRC_CLK_DISABLE()       (RCC->AHBENR &= ~(RCC_AHBENR_CRCEN))

/**
  * @}
  */

/** @defgroup RCC_AHB_Peripheral_Clock_Enable_Disable_Status AHB Peripheral Clock Enable Disable Status
  * @brief  Get the enable or disable status of the AHB peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before
  *         using it.
  * @{
  */

#define __HAL_RCC_DMA1_IS_CLK_ENABLED()       ((RCC->AHBENR & (RCC_AHBENR_DMA1EN)) != RESET)
#define __HAL_RCC_DMA1_IS_CLK_DISABLED()      ((RCC->AHBENR & (RCC_AHBENR_DMA1EN)) == RESET)
#define __HAL_RCC_SRAM_IS_CLK_ENABLED()       ((RCC->AHBENR & (RCC_AHBENR_SRAMEN)) != RESET)
#define __HAL_RCC_SRAM_IS_CLK_DISABLED()      ((RCC->AHBENR & (RCC_AHBENR_SRAMEN)) == RESET)
#define __HAL_RCC_FLITF_IS_CLK_ENABLED()       ((RCC->AHBENR & (RCC_AHBENR_FLITFEN)) != RESET)
#define __HAL_RCC_FLITF_IS_CLK_DISABLED()      ((RCC->AHBENR & (RCC_AHBENR_FLITFEN)) == RESET)
#define __HAL_RCC_CRC_IS_CLK_ENABLED()       ((RCC->AHBENR & (RCC_AHBENR_CRCEN)) != RESET)
#define __HAL_RCC_CRC_IS_CLK_DISABLED()      ((RCC->AHBENR & (RCC_AHBENR_CRCEN)) == RESET)

/**
  * @}
  */

/** @defgroup RCC_APB1_Clock_Enable_Disable APB1 Clock Enable Disable
  * @brief  Enable or disable the Low Speed APB (APB1) peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before 
  *         using it. 
  * @{   
  */
#define __HAL_RCC_TIM2_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM2EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM2EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_TIM3_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM3EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_TIM3EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_WWDG_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_USART2_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_USART2EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_I2C1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_I2C1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_BKP_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_BKPEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_BKPEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_PWR_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_TIM2_CLK_DISABLE()      (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM2EN))
#define __HAL_RCC_TIM3_CLK_DISABLE()      (RCC->APB1ENR &= ~(RCC_APB1ENR_TIM3EN))
#define __HAL_RCC_WWDG_CLK_DISABLE()      (RCC->APB1ENR &= ~(RCC_APB1ENR_WWDGEN))
#define __HAL_RCC_USART2_CLK_DISABLE()    (RCC->APB1ENR &= ~(RCC_APB1ENR_USART2EN))
#define __HAL_RCC_I2C1_CLK_DISABLE()      (RCC->APB1ENR &= ~(RCC_APB1ENR_I2C1EN))

#define __HAL_RCC_BKP_CLK_DISABLE()       (RCC->APB1ENR &= ~(RCC_APB1ENR_BKPEN))
#define __HAL_RCC_PWR_CLK_DISABLE()       (RCC->APB1ENR &= ~(RCC_APB1ENR_PWREN))

/**
  * @}
  */

/** @defgroup RCC_APB1_Peripheral_Clock_Enable_Disable_Status APB1 Peripheral Clock Enable Disable Status
  * @brief  Get the enable or disable status of the APB1 peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before
  *         using it.
  * @{
  */

#define __HAL_RCC_TIM2_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_TIM2EN)) != RESET)
#define __HAL_RCC_TIM2_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_TIM2EN)) == RESET)
#define __HAL_RCC_TIM3_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_TIM3EN)) != RESET)
#define __HAL_RCC_TIM3_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_TIM3EN)) == RESET)
#define __HAL_RCC_WWDG_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) != RESET)
#define __HAL_RCC_WWDG_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_WWDGEN)) == RESET)
#define __HAL_RCC_USART2_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) != RESET)
#define __HAL_RCC_USART2_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_USART2EN)) == RESET)
#define __HAL_RCC_I2C1_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) != RESET)
#define __HAL_RCC_I2C1_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_I2C1EN)) == RESET)
#define __HAL_RCC_BKP_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_BKPEN)) != RESET)
#define __HAL_RCC_BKP_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_BKPEN)) == RESET)
#define __HAL_RCC_PWR_IS_CLK_ENABLED()       ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) != RESET)
#define __HAL_RCC_PWR_IS_CLK_DISABLED()      ((RCC->APB1ENR & (RCC_APB1ENR_PWREN)) == RESET)

/**
  * @}
  */

/** @defgroup RCC_APB2_Clock_Enable_Disable APB2 Clock Enable Disable
  * @brief  Enable or disable the High Speed APB (APB2) peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before 
  *         using it.
  * @{   
  */
#define __HAL_RCC_AFIO_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_AFIOEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_AFIOEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_GPIOA_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPAEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPAEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_GPIOB_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPBEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPBEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_GPIOC_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPCEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPCEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_GPIOD_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPDEN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_IOPDEN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_ADC1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_ADC1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_TIM1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_TIM1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_SPI1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SPI1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_USART1_CLK_ENABLE()   do { \
                                        __IO uint32_t tmpreg; \
                                        SET_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
                                        /* Delay after an RCC peripheral clock enabling */ \
                                        tmpreg = READ_BIT(RCC->APB2ENR, RCC_APB2ENR_USART1EN);\
                                        UNUSED(tmpreg); \
                                      } while(0)

#define __HAL_RCC_AFIO_CLK_DISABLE()      (RCC->APB2ENR &= ~(RCC_APB2ENR_AFIOEN))
#define __HAL_RCC_GPIOA_CLK_DISABLE()     (RCC->APB2ENR &= ~(RCC_APB2ENR_IOPAEN))
#define __HAL_RCC_GPIOB_CLK_DISABLE()     (RCC->APB2ENR &= ~(RCC_APB2ENR_IOPBEN))
#define __HAL_RCC_GPIOC_CLK_DISABLE()     (RCC->APB2ENR &= ~(RCC_APB2ENR_IOPCEN))
#define __HAL_RCC_GPIOD_CLK_DISABLE()     (RCC->APB2ENR &= ~(RCC_APB2ENR_IOPDEN))
#define __HAL_RCC_ADC1_CLK_DISABLE()      (RCC->APB2ENR &= ~(RCC_APB2ENR_ADC1EN))

#define __HAL_RCC_TIM1_CLK_DISABLE()      (RCC->APB2ENR &= ~(RCC_APB2ENR_TIM1EN))
#define __HAL_RCC_SPI1_CLK_DISABLE()      (RCC->APB2ENR &= ~(RCC_APB2ENR_SPI1EN))
#define __HAL_RCC_USART1_CLK_DISABLE()    (RCC->APB2ENR &= ~(RCC_APB2ENR_USART1EN))

/**
  * @}
  */
  
/** @defgroup RCC_APB2_Peripheral_Clock_Enable_Disable_Status APB2 Peripheral Clock Enable Disable Status
  * @brief  Get the enable or disable status of the APB2 peripheral clock.
  * @note   After reset, the peripheral clock (used for registers read/write access)
  *         is disabled and the application software has to enable this clock before
  *         using it.
  * @{
  */

#define __HAL_RCC_AFIO_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_AFIOEN)) != RESET)
#define __HAL_RCC_AFIO_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_AFIOEN)) == RESET)
#define __HAL_RCC_GPIOA_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_IOPAEN)) != RESET)
#define __HAL_RCC_GPIOA_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_IOPAEN)) == RESET)
#define __HAL_RCC_GPIOB_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_IOPBEN)) != RESET)
#define __HAL_RCC_GPIOB_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_IOPBEN)) == RESET)
#define __HAL_RCC_GPIOC_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_IOPCEN)) != RESET)
#define __HAL_RCC_GPIOC_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_IOPCEN)) == RESET)
#define __HAL_RCC_GPIOD_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_IOPDEN)) != RESET)
#define __HAL_RCC_GPIOD_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_IOPDEN)) == RESET)
#define __HAL_RCC_ADC1_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) != RESET)
#define __HAL_RCC_ADC1_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_ADC1EN)) == RESET)
#define __HAL_RCC_TIM1_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) != RESET)
#define __HAL_RCC_TIM1_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_TIM1EN)) == RESET)
#define __HAL_RCC_SPI1_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) != RESET)
#define __HAL_RCC_SPI1_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_SPI1EN)) == RESET)
#define __HAL_RCC_USART1_IS_CLK_ENABLED()       ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) != RESET)
#define __HAL_RCC_USART1_IS_CLK_DISABLED()      ((RCC->APB2ENR & (RCC_APB2ENR_USART1EN)) == RESET)

/**
  * @}
  */

/** @defgroup RCC_APB1_Force_Release_Reset APB1 Force Release Reset
  * @brief  Force or release APB1 peripheral reset.
  * @{   
  */
#define __HAL_RCC_APB1_FORCE_RESET()       (RCC->APB2RSTR = 0xFFFFFFFF)  
#define __HAL_RCC_TIM2_FORCE_RESET()       (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM2RST))
#define __HAL_RCC_TIM3_FORCE_RESET()       (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM3RST))
#define __HAL_RCC_WWDG_FORCE_RESET()       (RCC->APB1RSTR |= (RCC_APB1RSTR_WWDGRST))
#define __HAL_RCC_USART2_FORCE_RESET()     (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
#define __HAL_RCC_I2C1_FORCE_RESET()       (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))

#define __HAL_RCC_BKP_FORCE_RESET()        (RCC->APB1RSTR |= (RCC_APB1RSTR_BKPRST))
#define __HAL_RCC_PWR_FORCE_RESET()        (RCC->APB1RSTR |= (RCC_APB1RSTR_PWRRST))

#define __HAL_RCC_APB1_RELEASE_RESET()      (RCC->APB1RSTR = 0x00)  
#define __HAL_RCC_TIM2_RELEASE_RESET()       (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM2RST))
#define __HAL_RCC_TIM3_RELEASE_RESET()       (RCC->APB1RSTR &= ~(RCC_APB1RSTR_TIM3RST))
#define __HAL_RCC_WWDG_RELEASE_RESET()       (RCC->APB1RSTR &= ~(RCC_APB1RSTR_WWDGRST))
#define __HAL_RCC_USART2_RELEASE_RESET()     (RCC->APB1RSTR &= ~(RCC_APB1RSTR_USART2RST))
#define __HAL_RCC_I2C1_RELEASE_RESET()       (RCC->APB1RSTR &= ~(RCC_APB1RSTR_I2C1RST))

#define __HAL_RCC_BKP_RELEASE_RESET()        (RCC->APB1RSTR &= ~(RCC_APB1RSTR_BKPRST))
#define __HAL_RCC_PWR_RELEASE_RESET()        (RCC->APB1RSTR &= ~(RCC_APB1RSTR_PWRRST))

/**
  * @}
  */

/** @defgroup RCC_APB2_Force_Release_Reset APB2 Force Release Reset
  * @brief  Force or release APB2 peripheral reset.
  * @{   
  */
#define __HAL_RCC_APB2_FORCE_RESET()       (RCC->APB2RSTR = 0xFFFFFFFF)  
#define __HAL_RCC_AFIO_FORCE_RESET()       (RCC->APB2RSTR |= (RCC_APB2RSTR_AFIORST))
#define __HAL_RCC_GPIOA_FORCE_RESET()      (RCC->APB2RSTR |= (RCC_APB2RSTR_IOPARST))
#define __HAL_RCC_GPIOB_FORCE_RESET()      (RCC->APB2RSTR |= (RCC_APB2RSTR_IOPBRST))
#define __HAL_RCC_GPIOC_FORCE_RESET()      (RCC->APB2RSTR |= (RCC_APB2RSTR_IOPCRST))
#define __HAL_RCC_GPIOD_FORCE_RESET()      (RCC->APB2RSTR |= (RCC_APB2RSTR_IOPDRST))
#define __HAL_RCC_ADC1_FORCE_RESET()       (RCC->APB2RSTR |= (RCC_APB2RSTR_ADC1RST))

#define __HAL_RCC_TIM1_FORCE_RESET()       (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM1RST))
#define __HAL_RCC_SPI1_FORCE_RESET()       (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
#define __HAL_RCC_USART1_FORCE_RESET()     (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))

#define __HAL_RCC_APB2_RELEASE_RESET()      (RCC->APB2RSTR = 0x00)  
#define __HAL_RCC_AFIO_RELEASE_RESET()       (RCC->APB2RSTR &= ~(RCC_APB2RSTR_AFIORST))
#define __HAL_RCC_GPIOA_RELEASE_RESET()      (RCC->APB2RSTR &= ~(RCC_APB2RSTR_IOPARST))
#define __HAL_RCC_GPIOB_RELEASE_RESET()      (RCC->APB2RSTR &= ~(RCC_APB2RSTR_IOPBRST))
#define __HAL_RCC_GPIOC_RELEASE_RESET()      (RCC->APB2RSTR &= ~(RCC_APB2RSTR_IOPCRST))
#define __HAL_RCC_GPIOD_RELEASE_RESET()      (RCC->APB2RSTR &= ~(RCC_APB2RSTR_IOPDRST))
#define __HAL_RCC_ADC1_RELEASE_RESET()       (RCC->APB2RSTR &= ~(RCC_APB2RSTR_ADC1RST))

#define __HAL_RCC_TIM1_RELEASE_RESET()       (RCC->APB2RSTR &= ~(RCC_APB2RSTR_TIM1RST))
#define __HAL_RCC_SPI1_RELEASE_RESET()       (RCC->APB2RSTR &= ~(RCC_APB2RSTR_SPI1RST))
#define __HAL_RCC_USART1_RELEASE_RESET()     (RCC->APB2RSTR &= ~(RCC_APB2RSTR_USART1RST))

/**
  * @}
  */

/** @defgroup RCC_HSI_Configuration HSI Configuration
  * @{   
  */ 

/** @brief  Macros to enable or disable the Internal High Speed oscillator (HSI).
  * @note   The HSI is stopped by hardware when entering STOP and STANDBY modes.
  * @note   HSI can not be stopped if it is used as system clock source. In this case,
  *         you have to select another source of the system clock then stop the HSI.  
  * @note   After enabling the HSI, the application software should wait on HSIRDY
  *         flag to be set indicating that HSI clock is stable and can be used as
  *         system clock source.  
  * @note   When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator
  *         clock cycles.  
  */
#define __HAL_RCC_HSI_ENABLE()  (*(__IO uint32_t *) RCC_CR_HSION_BB = ENABLE)
#define __HAL_RCC_HSI_DISABLE() (*(__IO uint32_t *) RCC_CR_HSION_BB = DISABLE)

/** @brief  macro to adjust the Internal High Speed oscillator (HSI) calibration value.
  * @note   The calibration is used to compensate for the variations in voltage
  *         and temperature that influence the frequency of the internal HSI RC.
  * @param  _HSICALIBRATIONVALUE_: specifies the calibration trimming value.
  *         (default is RCC_HSICALIBRATION_DEFAULT).
  *         This parameter must be a number between 0 and 0x1F.
  */   
#define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(_HSICALIBRATIONVALUE_) \
          (MODIFY_REG(RCC->CR, RCC_CR_HSITRIM, (uint32_t)(_HSICALIBRATIONVALUE_) << POSITION_VAL(RCC_CR_HSITRIM)))

/**
  * @}
  */

/** @defgroup RCC_LSI_Configuration  LSI Configuration
  * @{   
  */ 

/** @brief Macros to enable or disable  the Internal Low Speed oscillator (LSI).
  * @note   After enabling the LSI, the application software should wait on 
  *         LSIRDY flag to be set indicating that LSI clock is stable and can
  *         be used to clock the IWDG and/or the RTC.
  * @note   LSI can not be disabled if the IWDG is running.  
  * @note   When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator
  *         clock cycles. 
  */
#define __HAL_RCC_LSI_ENABLE()  (*(__IO uint32_t *) RCC_CSR_LSION_BB = ENABLE)
#define __HAL_RCC_LSI_DISABLE() (*(__IO uint32_t *) RCC_CSR_LSION_BB = DISABLE)

/**
  * @}
  */

/** @defgroup RCC_HSE_Configuration HSE Configuration
  * @{   
  */ 

/**
  * @brief  Macro to configure the External High Speed oscillator (HSE).
  * @note   After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application
  *         software should wait on HSERDY flag to be set indicating that HSE clock
  *         is stable and can be used to clock the PLL and/or system clock.
  * @note   HSE state can not be changed if it is used directly or through the
  *         PLL as system clock. In this case, you have to select another source
  *         of the system clock then change the HSE state (ex. disable it).
  * @note   The HSE is stopped by hardware when entering STOP and STANDBY modes.
  * @note   This function reset the CSSON bit, so if the Clock security system(CSS)
  *         was previously enabled you have to enable it again after calling this
  *         function.
  * @param  __STATE__: specifies the new state of the HSE.
  *          This parameter can be one of the following values:
  *            @arg RCC_HSE_OFF: turn OFF the HSE oscillator, HSERDY flag goes low after
  *                              6 HSE oscillator clock cycles.
  *            @arg RCC_HSE_ON: turn ON the HSE oscillator
  *            @arg RCC_HSE_BYPASS: HSE oscillator bypassed with external clock
  */
#define __HAL_RCC_HSE_CONFIG(__STATE__) \
                    do {                                                    \
                      CLEAR_BIT(RCC->CR, RCC_CR_HSEON);                     \
                      if((__STATE__) == RCC_HSE_ON)                         \
                      {                                                     \
                        CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP);                  \
                        SET_BIT(RCC->CR, RCC_CR_HSEON);                     \
                      }                                                     \
                      else if((__STATE__) == RCC_HSE_BYPASS)                \
                      {                                                     \
                        (*(__IO uint8_t *) RCC_CR_BYTE2_ADDRESS = (__STATE__)); \
                      }                                                     \
                      else                                                  \
                      {                                                     \
                        CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP);                  \
                      }                                                     \
                    } while(0)

/**
  * @}
  */

/** @defgroup RCC_LSE_Configuration LSE Configuration
  * @{   
  */ 

/** @brief Macros to enable or disable the Internal Low Speed oscillator (LSE).
  */
#define __HAL_RCC_LSE_CONFIG(__LSE_STATE__) \
                                       do{ \
                                         if ((__LSE_STATE__) == RCC_LSE_OFF) \
                                         { \
                                           *(__IO uint32_t *) BDCR_LSEON_BB = DISABLE; \
                                           *(__IO uint32_t *) BDCR_LSEBYP_BB = DISABLE; \
                                         } \
                                         else if ((__LSE_STATE__) == RCC_LSE_ON) \
                                         { \
                                           *(__IO uint32_t *) BDCR_LSEBYP_BB = DISABLE; \
                                           *(__IO uint32_t *) BDCR_LSEON_BB = ENABLE; \
                                         } \
                                         else \
                                         { \
                                           *(__IO uint32_t *) BDCR_LSEON_BB = DISABLE; \
                                           *(__IO uint32_t *) BDCR_LSEBYP_BB = ENABLE; \
                                         } \
                                       }while(0)
                                       

/**
  * @}
  */

/** @defgroup RCC_PLL_Configuration PLL Configuration
  * @{   
  */ 

/** @brief Macros to enable the main PLL.
  * @note   After enabling the main PLL, the application software should wait on 
  *         PLLRDY flag to be set indicating that PLL clock is stable and can
  *         be used as system clock source.
  * @note   The main PLL is disabled by hardware when entering STOP and STANDBY modes.
  */
#define __HAL_RCC_PLL_ENABLE()          (*(__IO uint32_t *) RCC_CR_PLLON_BB = ENABLE)

/** @brief Macros to disable the main PLL.
  * @note   The main PLL can not be disabled if it is used as system clock source
  */
#define __HAL_RCC_PLL_DISABLE()         (*(__IO uint32_t *) RCC_CR_PLLON_BB = DISABLE)

/** @brief macros to configure the main PLL clock source and multiplication factors.
  * @note   This function must be used only when the main PLL is disabled.
  *  
  * @param  __RCC_PLLSOURCE__: specifies the PLL entry clock source.
  *          This parameter can be one of the following values:
  *            @arg RCC_PLLSOURCE_HSI_DIV2: HSI oscillator clock selected as PLL clock entry
  *            @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL clock entry
  * @param  __PLLMUL__: specifies the multiplication factor for PLL VCO output clock
  *          This parameter can be one of the following values:
  *             @arg RCC_PLL_MUL2: PLLVCO = PLL clock entry x 2 (*)
  *             @arg RCC_PLL_MUL3: PLLVCO = PLL clock entry x 3 (*)
  *             @arg RCC_PLL_MUL4: PLLVCO = PLL clock entry x 4
  *             @arg RCC_PLL_MUL6: PLLVCO = PLL clock entry x 6
  *             @arg RCC_PLL_MUL6_5: PLLVCO = PLL clock entry x 6.5 (**)
  *             @arg RCC_PLL_MUL8: PLLVCO = PLL clock entry x 8
  *             @arg RCC_PLL_MUL9: PLLVCO = PLL clock entry x 9
  *             @arg RCC_PLL_MUL10: PLLVCO = PLL clock entry x 10 (*)
  *             @arg RCC_PLL_MUL11: PLLVCO = PLL clock entry x 11 (*)
  *             @arg RCC_PLL_MUL12: PLLVCO = PLL clock entry x 12 (*)
  *             @arg RCC_PLL_MUL13: PLLVCO = PLL clock entry x 13 (*)
  *             @arg RCC_PLL_MUL14: PLLVCO = PLL clock entry x 14 (*)
  *             @arg RCC_PLL_MUL15: PLLVCO = PLL clock entry x 15 (*)
  *             @arg RCC_PLL_MUL16: PLLVCO = PLL clock entry x 16 (*)
  * @note (*) These values are not available in STM32F105xx & STM32F107xx devices.
  * @note (**) This value is available in STM32F105xx & STM32F107xx devices only.
  *   
  */
#define __HAL_RCC_PLL_CONFIG(__RCC_PLLSOURCE__, __PLLMUL__)\
          MODIFY_REG(RCC->CFGR, (RCC_CFGR_PLLSRC | RCC_CFGR_PLLMULL),((__RCC_PLLSOURCE__) | (__PLLMUL__) ))
/**
  * @}
  */

/** @defgroup RCC_Get_Clock_source Get Clock source
  * @{   
  */ 
                      
/** @brief  Macro to get the clock source used as system clock.
  * @retval The clock source used as system clock. The returned value can be one
  *         of the following:
  *             @arg RCC_SYSCLKSOURCE_STATUS_HSI: HSI used as system clock
  *             @arg RCC_SYSCLKSOURCE_STATUS_HSE: HSE used as system clock
  *             @arg RCC_SYSCLKSOURCE_STATUS_PLLCLK: PLL used as system clock
  */     
#define __HAL_RCC_GET_SYSCLK_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR,RCC_CFGR_SWS)))
                              
/** @brief  Get oscillator clock selected as PLL input clock
  * @retval The clock source used for PLL entry. The returned value can be one
  *         of the following:
  *             @arg RCC_PLLSOURCE_HSI_DIV2: HSI oscillator clock selected as PLL input clock
  *             @arg RCC_PLLSOURCE_HSE: HSE oscillator clock selected as PLL input clock
  */
#define __HAL_RCC_GET_PLL_OSCSOURCE() ((RCC->CFGR & RCC_CFGR_PLLSRC))

/**
  * @}
  */ 
/** @defgroup RCC_RTC_Clock_Configuration RCC RTC Clock Configuration
  * @{   
  */ 

/** @brief Macro to configures the RTC clock (RTCCLK).
  * @note   As the RTC clock configuration bits are in the Backup domain and write
  *         access is denied to this domain after reset, you have to enable write
  *         access using the Power Backup Access macro before to configure
  *         the RTC clock source (to be done once after reset).    
  * @note   Once the RTC clock is configured it can't be changed unless the  
  *         Backup domain is reset using __HAL_RCC_BACKUPRESET_FORCE() macro, or by
  *         a Power On Reset (POR).
  *
  * @param  __RTC_CLKSOURCE__: specifies the RTC clock source.
  *          This parameter can be one of the following values:
  *             @arg RCC_RTCCLKSOURCE_LSE: LSE selected as RTC clock
  *             @arg RCC_RTCCLKSOURCE_LSI: LSI selected as RTC clock
  *             @arg RCC_RTCCLKSOURCE_HSE_DIV128: HSE divided by 128 selected as RTC clock
  * @note   If the LSE or LSI is used as RTC clock source, the RTC continues to
  *         work in STOP and STANDBY modes, and can be used as wakeup source.
  *         However, when the HSE clock is used as RTC clock source, the RTC
  *         cannot be used in STOP and STANDBY modes.    
  * @note   The maximum input clock frequency for RTC is 1MHz (when using HSE as
  *         RTC clock source).
  */
#define __HAL_RCC_RTC_CONFIG(__RTC_CLKSOURCE__) MODIFY_REG(RCC->BDCR, RCC_BDCR_RTCSEL, (__RTC_CLKSOURCE__))
                                                   

/** @brief macros to get the RTC clock source.
  */
#define __HAL_RCC_GET_RTC_SOURCE()              READ_BIT(RCC->BDCR, RCC_BDCR_RTCSEL)

/** @brief Macros to enable the the RTC clock.
  * @note  These macros must be used only after the RTC clock source was selected.
  */
#define __HAL_RCC_RTC_ENABLE()          (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = ENABLE)

/** @brief Macros to disable the the RTC clock.
  * @note   These macros must be used only after the RTC clock source was selected.
  */
#define __HAL_RCC_RTC_DISABLE()         (*(__IO uint32_t *) RCC_BDCR_RTCEN_BB = DISABLE)

/** @brief  Macros to force the Backup domain reset.
  * @note   This function resets the entire Backup domain.
  */
#define __HAL_RCC_BACKUPRESET_FORCE()   (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = ENABLE)

/** @brief  Macros to release the Backup domain reset.
  */
#define __HAL_RCC_BACKUPRESET_RELEASE() (*(__IO uint32_t *) RCC_BDCR_BDRST_BB = DISABLE)


/**
  * @}
  */

/** @defgroup RCC_Flags_Interrupts_Management Flags Interrupts Management
  * @brief macros to manage the specified RCC Flags and interrupts.
  * @{
  */

/** @brief Enable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to enable
  *        the selected interrupts.).
  * @param  __INTERRUPT__: specifies the RCC interrupt sources to be enabled.
  *          This parameter can be any combination of the following values:
  *            @arg RCC_IT_LSIRDY: LSI ready interrupt
  *            @arg RCC_IT_LSERDY: LSE ready interrupt
  *            @arg RCC_IT_HSIRDY: HSI ready interrupt
  *            @arg RCC_IT_HSERDY: HSE ready interrupt
  *            @arg RCC_IT_PLLRDY: main PLL ready interrupt
  *            @arg RCC_IT_PLL2RDY: Main PLL2 ready interrupt.(*)
  *            @arg RCC_IT_PLLI2S2RDY: Main PLLI2S ready interrupt.(*)
  * @note (*) This bit is available in STM32F105xx & STM32F107xx devices only.
  */
#define __HAL_RCC_ENABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS |= (__INTERRUPT__))

/** @brief Disable RCC interrupt (Perform Byte access to RCC_CIR[14:8] bits to disable 
  *        the selected interrupts).
  * @param  __INTERRUPT__: specifies the RCC interrupt sources to be disabled.
  *          This parameter can be any combination of the following values:
  *            @arg RCC_IT_LSIRDY: LSI ready interrupt
  *            @arg RCC_IT_LSERDY: LSE ready interrupt
  *            @arg RCC_IT_HSIRDY: HSI ready interrupt
  *            @arg RCC_IT_HSERDY: HSE ready interrupt
  *            @arg RCC_IT_PLLRDY: main PLL ready interrupt
  *            @arg RCC_IT_PLL2RDY: Main PLL2 ready interrupt.(*)
  *            @arg RCC_IT_PLLI2S2RDY: Main PLLI2S ready interrupt.(*)
  * @note (*) This bit is available in STM32F105xx & STM32F107xx devices only.
  */
#define __HAL_RCC_DISABLE_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE1_ADDRESS &= ~(__INTERRUPT__))

/** @brief Clear the RCC's interrupt pending bits ( Perform Byte access to RCC_CIR[23:16]
  *        bits to clear the selected interrupt pending bits.
  * @param  __INTERRUPT__: specifies the interrupt pending bit to clear.
  *          This parameter can be any combination of the following values:
  *            @arg RCC_IT_LSIRDY: LSI ready interrupt.
  *            @arg RCC_IT_LSERDY: LSE ready interrupt.
  *            @arg RCC_IT_HSIRDY: HSI ready interrupt.
  *            @arg RCC_IT_HSERDY: HSE ready interrupt.
  *            @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  *            @arg RCC_IT_PLL2RDY: Main PLL2 ready interrupt.(*)
  *            @arg RCC_IT_PLLI2S2RDY: Main PLLI2S ready interrupt.(*)
  * @note (*) This bit is available in STM32F105xx & STM32F107xx devices only.
  *            @arg RCC_IT_CSS: Clock Security System interrupt
  */
#define __HAL_RCC_CLEAR_IT(__INTERRUPT__) (*(__IO uint8_t *) RCC_CIR_BYTE2_ADDRESS = (__INTERRUPT__))

/** @brief Check the RCC's interrupt has occurred or not.
  * @param  __INTERRUPT__: specifies the RCC interrupt source to check.
  *          This parameter can be one of the following values:
  *            @arg RCC_IT_LSIRDY: LSI ready interrupt.
  *            @arg RCC_IT_LSERDY: LSE ready interrupt.
  *            @arg RCC_IT_HSIRDY: HSI ready interrupt.
  *            @arg RCC_IT_HSERDY: HSE ready interrupt.
  *            @arg RCC_IT_PLLRDY: Main PLL ready interrupt.
  *            @arg RCC_IT_PLL2RDY: Main PLL2 ready interrupt.(*)
  *            @arg RCC_IT_PLLI2S2RDY: Main PLLI2S ready interrupt.(*)
  *            @arg RCC_IT_CSS: Clock Security System interrupt
  * @note (*) This bit is available in STM32F105xx & STM32F107xx devices only.
  * @retval The new state of __INTERRUPT__ (TRUE or FALSE).
  */
#define __HAL_RCC_GET_IT(__INTERRUPT__) ((RCC->CIR & (__INTERRUPT__)) == (__INTERRUPT__))

/** @brief Set RMVF bit to clear the reset flags: RCC_FLAG_PINRST, RCC_FLAG_PORRST, RCC_FLAG_SFTRST,
  * RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST, RCC_FLAG_LPWRRST
  */
#define __HAL_RCC_CLEAR_RESET_FLAGS() (RCC->CSR |= RCC_CSR_RMVF)

/** @brief  Check RCC flag is set or not.
  * @param  __FLAG__: specifies the flag to check.
  *          This parameter can be one of the following values:
  *            @arg RCC_FLAG_HSIRDY: HSI oscillator clock ready.
  *            @arg RCC_FLAG_HSERDY: HSE oscillator clock ready.
  *            @arg RCC_FLAG_PLLRDY: Main PLL clock ready.
  *            @arg RCC_FLAG_PLL2RDY: Main PLL2 clock ready.(*)
  *            @arg RCC_FLAG_PLLI2SRDY: Main PLLI2S clock ready.(*)
  *            @arg RCC_FLAG_LSERDY: LSE oscillator clock ready.
  *            @arg RCC_FLAG_LSIRDY: LSI oscillator clock ready.
  *            @arg RCC_FLAG_PINRST: Pin reset.
  *            @arg RCC_FLAG_PORRST: POR/PDR reset.
  *            @arg RCC_FLAG_SFTRST: Software reset.
  *            @arg RCC_FLAG_IWDGRST: Independent Watchdog reset.
  *            @arg RCC_FLAG_WWDGRST: Window Watchdog reset.
  *            @arg RCC_FLAG_LPWRRST: Low Power reset.
  * @note (*) This bit is available in STM32F105xx & STM32F107xx devices only.
  * @retval The new state of __FLAG__ (TRUE or FALSE).
  */
#define __HAL_RCC_GET_FLAG(__FLAG__) (((((__FLAG__) >> 5) == CR_REG_INDEX)? RCC->CR :((((__FLAG__) >> 5) == BDCR_REG_INDEX)? RCC->BDCR : RCC->CSR)) & ((uint32_t)1 << ((__FLAG__) & RCC_FLAG_MASK)))
/**
  * @}
  */
     
/**
  * @}
  */   

/* Include RCC HAL Extension module */
#include "stm32f1xx_hal_rcc_ex.h"

/* Exported functions --------------------------------------------------------*/
/** @addtogroup RCC_Exported_Functions
  * @{
  */

/** @addtogroup RCC_Exported_Functions_Group1
  * @{
  */

/* Initialization and de-initialization functions  ******************************/
void              HAL_RCC_DeInit(void);
HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef  *RCC_OscInitStruct);
HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef  *RCC_ClkInitStruct, uint32_t FLatency);

/**
  * @}
  */

/** @addtogroup RCC_Exported_Functions_Group2
  * @{
  */

/* Peripheral Control functions  ************************************************/
void              HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv);
void              HAL_RCC_EnableCSS(void);
void              HAL_RCC_DisableCSS(void);
uint32_t          HAL_RCC_GetSysClockFreq(void);
uint32_t          HAL_RCC_GetHCLKFreq(void);
uint32_t          HAL_RCC_GetPCLK1Freq(void);
uint32_t          HAL_RCC_GetPCLK2Freq(void);
void              HAL_RCC_GetOscConfig(RCC_OscInitTypeDef  *RCC_OscInitStruct);
void              HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef  *RCC_ClkInitStruct, uint32_t *pFLatency);

/* CSS NMI IRQ handler */
void              HAL_RCC_NMI_IRQHandler(void);

/* User Callbacks in non blocking mode (IT mode) */ 
void              HAL_RCC_CSSCallback(void);

/**
  * @}
  */

/**
  * @}
  */ 

/**
  * @}
  */ 

/**
  * @}
  */
  
#ifdef __cplusplus
}
#endif

#endif /* __STM32F1xx_HAL_RCC_H */

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