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			798 lines
		
	
	
		
			24 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /**
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|   ******************************************************************************
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|   * @file    stm32h5xx_ll_crs.h
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|   * @author  MCD Application Team
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|   * @brief   Header file of CRS LL module.
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|   ******************************************************************************
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|   * @attention
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|   *
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|   * Copyright (c) 2023 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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| 
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| /* Define to prevent recursive inclusion -------------------------------------*/
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| #ifndef STM32H5xx_LL_CRS_H
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| #define STM32H5xx_LL_CRS_H
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| 
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| #ifdef __cplusplus
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| extern "C" {
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| #endif
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| 
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| /* Includes ------------------------------------------------------------------*/
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| #include "stm32h5xx.h"
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| 
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| /** @addtogroup STM32H5xx_LL_Driver
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|   * @{
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|   */
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| 
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| #if defined(CRS)
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| 
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| /** @defgroup CRS_LL CRS
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|   * @{
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|   */
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| 
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| /* Private types -------------------------------------------------------------*/
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| /* Private variables ---------------------------------------------------------*/
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| /* Private constants ---------------------------------------------------------*/
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| /** @defgroup CRS_LL_Private_Constants CRS Private Constants
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|   * @{
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|   */
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| 
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| /* Defines used for the bit position in the register and perform offsets*/
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| #define CRS_POSITION_TRIM        (CRS_CR_TRIM_Pos)     /* bit position in CR reg */
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| #define CRS_POSITION_FECAP       (CRS_ISR_FECAP_Pos)   /* bit position in ISR reg */
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| #define CRS_POSITION_FELIM       (CRS_CFGR_FELIM_Pos)  /* bit position in CFGR reg */
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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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| /* Private macros ------------------------------------------------------------*/
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| 
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| /* Exported types ------------------------------------------------------------*/
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| /* Exported constants --------------------------------------------------------*/
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| /** @defgroup CRS_LL_Exported_Constants CRS Exported Constants
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|   * @{
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|   */
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| 
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| /** @defgroup CRS_LL_EC_GET_FLAG Get Flags Defines
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|   * @brief    Flags defines which can be used with LL_CRS_ReadReg function
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|   * @{
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|   */
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| #define LL_CRS_ISR_SYNCOKF                 CRS_ISR_SYNCOKF
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| #define LL_CRS_ISR_SYNCWARNF               CRS_ISR_SYNCWARNF
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| #define LL_CRS_ISR_ERRF                    CRS_ISR_ERRF
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| #define LL_CRS_ISR_ESYNCF                  CRS_ISR_ESYNCF
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| #define LL_CRS_ISR_SYNCERR                 CRS_ISR_SYNCERR
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| #define LL_CRS_ISR_SYNCMISS                CRS_ISR_SYNCMISS
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| #define LL_CRS_ISR_TRIMOVF                 CRS_ISR_TRIMOVF
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_IT IT Defines
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|   * @brief    IT defines which can be used with LL_CRS_ReadReg and  LL_CRS_WriteReg functions
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|   * @{
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|   */
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| #define LL_CRS_CR_SYNCOKIE                 CRS_CR_SYNCOKIE
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| #define LL_CRS_CR_SYNCWARNIE               CRS_CR_SYNCWARNIE
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| #define LL_CRS_CR_ERRIE                    CRS_CR_ERRIE
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| #define LL_CRS_CR_ESYNCIE                  CRS_CR_ESYNCIE
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_SYNC_DIV Synchronization Signal Divider
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|   * @{
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|   */
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| #define LL_CRS_SYNC_DIV_1                  0x00000000U                               /*!< Synchro Signal not divided (default) */
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| #define LL_CRS_SYNC_DIV_2                  CRS_CFGR_SYNCDIV_0                        /*!< Synchro Signal divided by 2 */
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| #define LL_CRS_SYNC_DIV_4                  CRS_CFGR_SYNCDIV_1                        /*!< Synchro Signal divided by 4 */
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| #define LL_CRS_SYNC_DIV_8                  (CRS_CFGR_SYNCDIV_1 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 8 */
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| #define LL_CRS_SYNC_DIV_16                 CRS_CFGR_SYNCDIV_2                        /*!< Synchro Signal divided by 16 */
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| #define LL_CRS_SYNC_DIV_32                 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 32 */
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| #define LL_CRS_SYNC_DIV_64                 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_1) /*!< Synchro Signal divided by 64 */
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| #define LL_CRS_SYNC_DIV_128                CRS_CFGR_SYNCDIV                          /*!< Synchro Signal divided by 128 */
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_SYNC_SOURCE Synchronization Signal Source
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|   * @{
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|   */
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| #define LL_CRS_SYNC_SOURCE_GPIO            0x00000000U                                   /*!< Synchro Signal source GPIO */
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| #define LL_CRS_SYNC_SOURCE_LSE             CRS_CFGR_SYNCSRC_0                            /*!< Synchro Signal source LSE */
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| #define LL_CRS_SYNC_SOURCE_USB             CRS_CFGR_SYNCSRC_1                            /*!< Synchro Signal source USB SOF (default)*/
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_SYNC_POLARITY Synchronization Signal Polarity
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|   * @{
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|   */
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| #define LL_CRS_SYNC_POLARITY_RISING        0x00000000U           /*!< Synchro Active on rising edge (default) */
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| #define LL_CRS_SYNC_POLARITY_FALLING       CRS_CFGR_SYNCPOL      /*!< Synchro Active on falling edge */
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_FREQERRORDIR Frequency Error Direction
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|   * @{
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|   */
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| #define LL_CRS_FREQ_ERROR_DIR_UP           0x00000000U         /*!< Upcounting direction, the actual frequency is above the target */
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| #define LL_CRS_FREQ_ERROR_DIR_DOWN         CRS_ISR_FEDIR       /*!< Downcounting direction, the actual frequency is below the target */
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EC_DEFAULTVALUES Default Values
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|   * @{
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|   */
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| /**
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|   * @brief Reset value of the RELOAD field
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|   * @note The reset value of the RELOAD field corresponds to a target frequency of 48 MHz
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|   *       and a synchronization signal frequency of 1 kHz (SOF signal from USB)
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|   */
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| #define LL_CRS_RELOADVALUE_DEFAULT         0x0000BB7FU
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| 
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| /**
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|   * @brief Reset value of Frequency error limit.
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|   */
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| #define LL_CRS_ERRORLIMIT_DEFAULT          0x00000022U
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| 
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| /**
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|   * @brief Reset value of the HSI48 Calibration field
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|   * @note The default value is 32, which corresponds to the middle of the trimming interval.
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|   *       The trimming step is specified in the product datasheet.
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|   *       A higher TRIM value corresponds to a higher output frequency.
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|   */
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| #define LL_CRS_HSI48CALIBRATION_DEFAULT    0x00000020U
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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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|   */
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| 
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| /* Exported macro ------------------------------------------------------------*/
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| /** @defgroup CRS_LL_Exported_Macros CRS Exported Macros
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|   * @{
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|   */
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| 
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| /** @defgroup CRS_LL_EM_WRITE_READ Common Write and read registers Macros
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Write a value in CRS register
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|   * @param  __INSTANCE__ CRS Instance
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|   * @param  __REG__ Register to be written
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|   * @param  __VALUE__ Value to be written in the register
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|   * @retval None
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|   */
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| #define LL_CRS_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
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| 
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| /**
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|   * @brief  Read a value in CRS register
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|   * @param  __INSTANCE__ CRS Instance
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|   * @param  __REG__ Register to be read
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|   * @retval Register value
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|   */
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| #define LL_CRS_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
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| /**
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|   * @}
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|   */
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| 
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| /** @defgroup CRS_LL_EM_Exported_Macros_Calculate_Reload Exported_Macros_Calculate_Reload
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Macro to calculate reload value to be set in CRS register according to target and sync frequencies
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|   * @note   The RELOAD value should be selected according to the ratio between
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|   *         the target frequency and the frequency of the synchronization source after
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|   *         prescaling. It is then decreased by one in order to reach the expected
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|   *         synchronization on the zero value. The formula is the following:
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|   *              RELOAD = (fTARGET / fSYNC) -1
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|   * @param  __FTARGET__ Target frequency (value in Hz)
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|   * @param  __FSYNC__ Synchronization signal frequency (value in Hz)
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|   * @retval Reload value (in Hz)
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|   */
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| #define __LL_CRS_CALC_CALCULATE_RELOADVALUE(__FTARGET__, __FSYNC__) (((__FTARGET__) / (__FSYNC__)) - 1U)
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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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|   * @}
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|   */
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| 
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| /* Exported functions --------------------------------------------------------*/
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| /** @defgroup CRS_LL_Exported_Functions CRS Exported Functions
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|   * @{
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|   */
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| 
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| /** @defgroup CRS_LL_EF_Configuration Configuration
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|   * @{
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|   */
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| 
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| /**
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|   * @brief  Enable Frequency error counter
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|   * @note When this bit is set, the CRS_CFGR register is write-protected and cannot be modified
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|   * @rmtoll CR           CEN           LL_CRS_EnableFreqErrorCounter
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_EnableFreqErrorCounter(void)
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| {
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|   SET_BIT(CRS->CR, CRS_CR_CEN);
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| }
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| 
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| /**
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|   * @brief  Disable Frequency error counter
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|   * @rmtoll CR           CEN           LL_CRS_DisableFreqErrorCounter
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_DisableFreqErrorCounter(void)
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| {
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|   CLEAR_BIT(CRS->CR, CRS_CR_CEN);
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| }
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| 
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| /**
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|   * @brief  Check if Frequency error counter is enabled or not
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|   * @rmtoll CR           CEN           LL_CRS_IsEnabledFreqErrorCounter
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|   * @retval State of bit (1 or 0).
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_IsEnabledFreqErrorCounter(void)
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| {
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|   return ((READ_BIT(CRS->CR, CRS_CR_CEN) == (CRS_CR_CEN)) ? 1UL : 0UL);
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| }
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| 
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| /**
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|   * @brief  Enable Automatic trimming counter
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|   * @rmtoll CR           AUTOTRIMEN    LL_CRS_EnableAutoTrimming
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_EnableAutoTrimming(void)
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| {
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|   SET_BIT(CRS->CR, CRS_CR_AUTOTRIMEN);
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| }
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| 
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| /**
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|   * @brief  Disable Automatic trimming counter
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|   * @rmtoll CR           AUTOTRIMEN    LL_CRS_DisableAutoTrimming
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_DisableAutoTrimming(void)
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| {
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|   CLEAR_BIT(CRS->CR, CRS_CR_AUTOTRIMEN);
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| }
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| 
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| /**
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|   * @brief  Check if Automatic trimming is enabled or not
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|   * @rmtoll CR           AUTOTRIMEN    LL_CRS_IsEnabledAutoTrimming
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|   * @retval State of bit (1 or 0).
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_IsEnabledAutoTrimming(void)
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| {
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|   return ((READ_BIT(CRS->CR, CRS_CR_AUTOTRIMEN) == (CRS_CR_AUTOTRIMEN)) ? 1UL : 0UL);
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| }
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| 
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| /**
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|   * @brief  Set HSI48 oscillator smooth trimming
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|   * @note   When the AUTOTRIMEN bit is set, this field is controlled by hardware and is read-only
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|   * @rmtoll CR           TRIM          LL_CRS_SetHSI48SmoothTrimming
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|   * @param  Value a number between Min_Data = 0 and Max_Data = 63
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|   * @note   Default value can be set thanks to @ref LL_CRS_HSI48CALIBRATION_DEFAULT
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetHSI48SmoothTrimming(uint32_t Value)
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| {
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|   MODIFY_REG(CRS->CR, CRS_CR_TRIM, Value << CRS_POSITION_TRIM);
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| }
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| 
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| /**
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|   * @brief  Get HSI48 oscillator smooth trimming
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|   * @rmtoll CR           TRIM          LL_CRS_GetHSI48SmoothTrimming
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|   * @retval a number between Min_Data = 0 and Max_Data = 63
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetHSI48SmoothTrimming(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CR, CRS_CR_TRIM) >> CRS_POSITION_TRIM);
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| }
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| 
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| /**
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|   * @brief  Set counter reload value
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|   * @rmtoll CFGR         RELOAD        LL_CRS_SetReloadCounter
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|   * @param  Value a number between Min_Data = 0 and Max_Data = 0xFFFF
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|   * @note   Default value can be set thanks to @ref LL_CRS_RELOADVALUE_DEFAULT
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|   *         Otherwise it can be calculated in using macro @ref __LL_CRS_CALC_CALCULATE_RELOADVALUE (_FTARGET_, _FSYNC_)
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetReloadCounter(uint32_t Value)
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| {
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|   MODIFY_REG(CRS->CFGR, CRS_CFGR_RELOAD, Value);
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| }
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| 
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| /**
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|   * @brief  Get counter reload value
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|   * @rmtoll CFGR         RELOAD        LL_CRS_GetReloadCounter
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|   * @retval a number between Min_Data = 0 and Max_Data = 0xFFFF
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetReloadCounter(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_RELOAD));
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| }
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| 
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| /**
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|   * @brief  Set frequency error limit
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|   * @rmtoll CFGR         FELIM         LL_CRS_SetFreqErrorLimit
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|   * @param  Value a number between Min_Data = 0 and Max_Data = 255
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|   * @note   Default value can be set thanks to @ref LL_CRS_ERRORLIMIT_DEFAULT
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetFreqErrorLimit(uint32_t Value)
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| {
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|   MODIFY_REG(CRS->CFGR, CRS_CFGR_FELIM, Value << CRS_POSITION_FELIM);
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| }
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| 
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| /**
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|   * @brief  Get frequency error limit
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|   * @rmtoll CFGR         FELIM         LL_CRS_GetFreqErrorLimit
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|   * @retval A number between Min_Data = 0 and Max_Data = 255
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetFreqErrorLimit(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_FELIM) >> CRS_POSITION_FELIM);
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| }
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| 
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| /**
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|   * @brief  Set division factor for SYNC signal
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|   * @rmtoll CFGR         SYNCDIV       LL_CRS_SetSyncDivider
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|   * @param  Divider This parameter can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_DIV_1
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|   *         @arg @ref LL_CRS_SYNC_DIV_2
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|   *         @arg @ref LL_CRS_SYNC_DIV_4
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|   *         @arg @ref LL_CRS_SYNC_DIV_8
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|   *         @arg @ref LL_CRS_SYNC_DIV_16
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|   *         @arg @ref LL_CRS_SYNC_DIV_32
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|   *         @arg @ref LL_CRS_SYNC_DIV_64
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|   *         @arg @ref LL_CRS_SYNC_DIV_128
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetSyncDivider(uint32_t Divider)
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| {
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|   MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCDIV, Divider);
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| }
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| 
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| /**
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|   * @brief  Get division factor for SYNC signal
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|   * @rmtoll CFGR         SYNCDIV       LL_CRS_GetSyncDivider
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|   * @retval Returned value can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_DIV_1
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|   *         @arg @ref LL_CRS_SYNC_DIV_2
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|   *         @arg @ref LL_CRS_SYNC_DIV_4
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|   *         @arg @ref LL_CRS_SYNC_DIV_8
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|   *         @arg @ref LL_CRS_SYNC_DIV_16
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|   *         @arg @ref LL_CRS_SYNC_DIV_32
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|   *         @arg @ref LL_CRS_SYNC_DIV_64
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|   *         @arg @ref LL_CRS_SYNC_DIV_128
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetSyncDivider(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCDIV));
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| }
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| 
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| /**
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|   * @brief  Set SYNC signal source
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|   * @rmtoll CFGR         SYNCSRC       LL_CRS_SetSyncSignalSource
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|   * @param  Source This parameter can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_GPIO
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_LSE
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_USB
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetSyncSignalSource(uint32_t Source)
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| {
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|   MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCSRC, Source);
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| }
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| 
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| /**
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|   * @brief  Get SYNC signal source
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|   * @rmtoll CFGR         SYNCSRC       LL_CRS_GetSyncSignalSource
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|   * @retval Returned value can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_GPIO
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_LSE
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|   *         @arg @ref LL_CRS_SYNC_SOURCE_USB
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetSyncSignalSource(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCSRC));
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| }
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| 
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| /**
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|   * @brief  Set input polarity for the SYNC signal source
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|   * @rmtoll CFGR         SYNCPOL       LL_CRS_SetSyncPolarity
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|   * @param  Polarity This parameter can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_POLARITY_RISING
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|   *         @arg @ref LL_CRS_SYNC_POLARITY_FALLING
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|   * @retval None
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|   */
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| __STATIC_INLINE void LL_CRS_SetSyncPolarity(uint32_t Polarity)
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| {
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|   MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCPOL, Polarity);
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| }
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| 
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| /**
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|   * @brief  Get input polarity for the SYNC signal source
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|   * @rmtoll CFGR         SYNCPOL       LL_CRS_GetSyncPolarity
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|   * @retval Returned value can be one of the following values:
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|   *         @arg @ref LL_CRS_SYNC_POLARITY_RISING
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|   *         @arg @ref LL_CRS_SYNC_POLARITY_FALLING
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|   */
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| __STATIC_INLINE uint32_t LL_CRS_GetSyncPolarity(void)
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| {
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|   return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCPOL));
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| }
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| 
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| /**
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|   * @brief  Configure CRS for the synchronization
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|   * @rmtoll CR           TRIM          LL_CRS_ConfigSynchronization\n
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|   *         CFGR         RELOAD        LL_CRS_ConfigSynchronization\n
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|   *         CFGR         FELIM         LL_CRS_ConfigSynchronization\n
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|   *         CFGR         SYNCDIV       LL_CRS_ConfigSynchronization\n
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|   *         CFGR         SYNCSRC       LL_CRS_ConfigSynchronization\n
 | |
|   *         CFGR         SYNCPOL       LL_CRS_ConfigSynchronization
 | |
|   * @param  HSI48CalibrationValue a number between Min_Data = 0 and Max_Data = 63
 | |
|   * @param  ErrorLimitValue a number between Min_Data = 0 and Max_Data = 0xFFFF
 | |
|   * @param  ReloadValue a number between Min_Data = 0 and Max_Data = 255
 | |
|   * @param  Settings This parameter can be a combination of the following values:
 | |
|   *         @arg @ref LL_CRS_SYNC_DIV_1 or @ref LL_CRS_SYNC_DIV_2 or @ref LL_CRS_SYNC_DIV_4 or @ref LL_CRS_SYNC_DIV_8
 | |
|   *              or @ref LL_CRS_SYNC_DIV_16 or @ref LL_CRS_SYNC_DIV_32 or @ref LL_CRS_SYNC_DIV_64
 | |
|   *              or @ref LL_CRS_SYNC_DIV_128
 | |
|   *         @arg @ref LL_CRS_SYNC_SOURCE_GPIO or @ref LL_CRS_SYNC_SOURCE_LSE or @ref LL_CRS_SYNC_SOURCE_USB
 | |
|   *         @arg @ref LL_CRS_SYNC_POLARITY_RISING or @ref LL_CRS_SYNC_POLARITY_FALLING
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_ConfigSynchronization(uint32_t HSI48CalibrationValue, uint32_t ErrorLimitValue,
 | |
|                                                   uint32_t ReloadValue, uint32_t Settings)
 | |
| {
 | |
|   MODIFY_REG(CRS->CR, CRS_CR_TRIM, HSI48CalibrationValue);
 | |
|   MODIFY_REG(CRS->CFGR,
 | |
|              CRS_CFGR_RELOAD | CRS_CFGR_FELIM | CRS_CFGR_SYNCDIV | CRS_CFGR_SYNCSRC | CRS_CFGR_SYNCPOL,
 | |
|              ReloadValue | (ErrorLimitValue << CRS_POSITION_FELIM) | Settings);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @defgroup CRS_LL_EF_CRS_Management CRS_Management
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @brief  Generate software SYNC event
 | |
|   * @rmtoll CR           SWSYNC        LL_CRS_GenerateEvent_SWSYNC
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_GenerateEvent_SWSYNC(void)
 | |
| {
 | |
|   SET_BIT(CRS->CR, CRS_CR_SWSYNC);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Get the frequency error direction latched in the time of the last
 | |
|   * SYNC event
 | |
|   * @rmtoll ISR          FEDIR         LL_CRS_GetFreqErrorDirection
 | |
|   * @retval Returned value can be one of the following values:
 | |
|   *         @arg @ref LL_CRS_FREQ_ERROR_DIR_UP
 | |
|   *         @arg @ref LL_CRS_FREQ_ERROR_DIR_DOWN
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_GetFreqErrorDirection(void)
 | |
| {
 | |
|   return (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FEDIR));
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Get the frequency error counter value latched in the time of the last SYNC event
 | |
|   * @rmtoll ISR          FECAP         LL_CRS_GetFreqErrorCapture
 | |
|   * @retval A number between Min_Data = 0x0000 and Max_Data = 0xFFFF
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_GetFreqErrorCapture(void)
 | |
| {
 | |
|   return (uint32_t)(READ_BIT(CRS->ISR, CRS_ISR_FECAP) >> CRS_POSITION_FECAP);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @defgroup CRS_LL_EF_FLAG_Management FLAG_Management
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC event OK signal occurred or not
 | |
|   * @rmtoll ISR          SYNCOKF       LL_CRS_IsActiveFlag_SYNCOK
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCOK(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_SYNCOKF) == (CRS_ISR_SYNCOKF)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC warning signal occurred or not
 | |
|   * @rmtoll ISR          SYNCWARNF     LL_CRS_IsActiveFlag_SYNCWARN
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCWARN(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_SYNCWARNF) == (CRS_ISR_SYNCWARNF)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if Synchronization or trimming error signal occurred or not
 | |
|   * @rmtoll ISR          ERRF          LL_CRS_IsActiveFlag_ERR
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_ERR(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_ERRF) == (CRS_ISR_ERRF)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if Expected SYNC signal occurred or not
 | |
|   * @rmtoll ISR          ESYNCF        LL_CRS_IsActiveFlag_ESYNC
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_ESYNC(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_ESYNCF) == (CRS_ISR_ESYNCF)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC error signal occurred or not
 | |
|   * @rmtoll ISR          SYNCERR       LL_CRS_IsActiveFlag_SYNCERR
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCERR(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_SYNCERR) == (CRS_ISR_SYNCERR)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC missed error signal occurred or not
 | |
|   * @rmtoll ISR          SYNCMISS      LL_CRS_IsActiveFlag_SYNCMISS
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_SYNCMISS(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_SYNCMISS) == (CRS_ISR_SYNCMISS)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if Trimming overflow or underflow occurred or not
 | |
|   * @rmtoll ISR          TRIMOVF       LL_CRS_IsActiveFlag_TRIMOVF
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsActiveFlag_TRIMOVF(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->ISR, CRS_ISR_TRIMOVF) == (CRS_ISR_TRIMOVF)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Clear the SYNC event OK flag
 | |
|   * @rmtoll ICR          SYNCOKC       LL_CRS_ClearFlag_SYNCOK
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_ClearFlag_SYNCOK(void)
 | |
| {
 | |
|   WRITE_REG(CRS->ICR, CRS_ICR_SYNCOKC);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Clear the  SYNC warning flag
 | |
|   * @rmtoll ICR          SYNCWARNC     LL_CRS_ClearFlag_SYNCWARN
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_ClearFlag_SYNCWARN(void)
 | |
| {
 | |
|   WRITE_REG(CRS->ICR, CRS_ICR_SYNCWARNC);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Clear TRIMOVF, SYNCMISS and SYNCERR bits and consequently also
 | |
|   * the ERR flag
 | |
|   * @rmtoll ICR          ERRC          LL_CRS_ClearFlag_ERR
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_ClearFlag_ERR(void)
 | |
| {
 | |
|   WRITE_REG(CRS->ICR, CRS_ICR_ERRC);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Clear Expected SYNC flag
 | |
|   * @rmtoll ICR          ESYNCC        LL_CRS_ClearFlag_ESYNC
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_ClearFlag_ESYNC(void)
 | |
| {
 | |
|   WRITE_REG(CRS->ICR, CRS_ICR_ESYNCC);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /** @defgroup CRS_LL_EF_IT_Management IT_Management
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @brief  Enable SYNC event OK interrupt
 | |
|   * @rmtoll CR           SYNCOKIE      LL_CRS_EnableIT_SYNCOK
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_EnableIT_SYNCOK(void)
 | |
| {
 | |
|   SET_BIT(CRS->CR, CRS_CR_SYNCOKIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Disable SYNC event OK interrupt
 | |
|   * @rmtoll CR           SYNCOKIE      LL_CRS_DisableIT_SYNCOK
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_DisableIT_SYNCOK(void)
 | |
| {
 | |
|   CLEAR_BIT(CRS->CR, CRS_CR_SYNCOKIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC event OK interrupt is enabled or not
 | |
|   * @rmtoll CR           SYNCOKIE      LL_CRS_IsEnabledIT_SYNCOK
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_SYNCOK(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->CR, CRS_CR_SYNCOKIE) == (CRS_CR_SYNCOKIE)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Enable SYNC warning interrupt
 | |
|   * @rmtoll CR           SYNCWARNIE    LL_CRS_EnableIT_SYNCWARN
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_EnableIT_SYNCWARN(void)
 | |
| {
 | |
|   SET_BIT(CRS->CR, CRS_CR_SYNCWARNIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Disable SYNC warning interrupt
 | |
|   * @rmtoll CR           SYNCWARNIE    LL_CRS_DisableIT_SYNCWARN
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_DisableIT_SYNCWARN(void)
 | |
| {
 | |
|   CLEAR_BIT(CRS->CR, CRS_CR_SYNCWARNIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if SYNC warning interrupt is enabled or not
 | |
|   * @rmtoll CR           SYNCWARNIE    LL_CRS_IsEnabledIT_SYNCWARN
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_SYNCWARN(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->CR, CRS_CR_SYNCWARNIE) == (CRS_CR_SYNCWARNIE)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Enable Synchronization or trimming error interrupt
 | |
|   * @rmtoll CR           ERRIE         LL_CRS_EnableIT_ERR
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_EnableIT_ERR(void)
 | |
| {
 | |
|   SET_BIT(CRS->CR, CRS_CR_ERRIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Disable Synchronization or trimming error interrupt
 | |
|   * @rmtoll CR           ERRIE         LL_CRS_DisableIT_ERR
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_DisableIT_ERR(void)
 | |
| {
 | |
|   CLEAR_BIT(CRS->CR, CRS_CR_ERRIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if Synchronization or trimming error interrupt is enabled or not
 | |
|   * @rmtoll CR           ERRIE         LL_CRS_IsEnabledIT_ERR
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_ERR(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->CR, CRS_CR_ERRIE) == (CRS_CR_ERRIE)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Enable Expected SYNC interrupt
 | |
|   * @rmtoll CR           ESYNCIE       LL_CRS_EnableIT_ESYNC
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_EnableIT_ESYNC(void)
 | |
| {
 | |
|   SET_BIT(CRS->CR, CRS_CR_ESYNCIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Disable Expected SYNC interrupt
 | |
|   * @rmtoll CR           ESYNCIE       LL_CRS_DisableIT_ESYNC
 | |
|   * @retval None
 | |
|   */
 | |
| __STATIC_INLINE void LL_CRS_DisableIT_ESYNC(void)
 | |
| {
 | |
|   CLEAR_BIT(CRS->CR, CRS_CR_ESYNCIE);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @brief  Check if Expected SYNC interrupt is enabled or not
 | |
|   * @rmtoll CR           ESYNCIE       LL_CRS_IsEnabledIT_ESYNC
 | |
|   * @retval State of bit (1 or 0).
 | |
|   */
 | |
| __STATIC_INLINE uint32_t LL_CRS_IsEnabledIT_ESYNC(void)
 | |
| {
 | |
|   return ((READ_BIT(CRS->CR, CRS_CR_ESYNCIE) == (CRS_CR_ESYNCIE)) ? 1UL : 0UL);
 | |
| }
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #if defined(USE_FULL_LL_DRIVER)
 | |
| /** @defgroup CRS_LL_EF_Init Initialization and de-initialization functions
 | |
|   * @{
 | |
|   */
 | |
| 
 | |
| ErrorStatus LL_CRS_DeInit(void);
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| #endif /* USE_FULL_LL_DRIVER */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #endif /* defined(CRS) */
 | |
| 
 | |
| /**
 | |
|   * @}
 | |
|   */
 | |
| 
 | |
| #ifdef __cplusplus
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #endif /* STM32H5xx_LL_CRS_H */
 | |
| 
 | 
