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mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
Diff: targets/TARGET_STM/TARGET_STM32F0/device/stm32f0xx_ll_crs.h
- Revision:
- 156:95d6b41a828b
- Child:
- 180:96ed750bd169
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/TARGET_STM/TARGET_STM32F0/device/stm32f0xx_ll_crs.h Mon Jan 16 15:03:32 2017 +0000
@@ -0,0 +1,817 @@
+/**
+ ******************************************************************************
+ * @file stm32f0xx_ll_crs.h
+ * @author MCD Application Team
+ * @version V1.4.0
+ * @date 27-May-2016
+ * @brief Header file of CRS LL module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2016 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 __STM32F0xx_LL_CRS_H
+#define __STM32F0xx_LL_CRS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f0xx.h"
+
+/** @addtogroup STM32F0xx_LL_Driver
+ * @{
+ */
+
+#if defined(CRS)
+
+/** @defgroup CRS_LL CRS
+ * @{
+ */
+
+/* Private types -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+
+/* Private constants ---------------------------------------------------------*/
+/** @defgroup CRS_LL_Private_Constants CRS Private Constants
+ * @{
+ */
+
+/* Defines used for the bit position in the register and perform offsets*/
+#define CRS_POSITION_TRIM (uint32_t)8U /* bit position in CR reg */
+#define CRS_POSITION_FECAP (uint32_t)16U /* bit position in ISR reg */
+#define CRS_POSITION_RELOAD (uint32_t)0U /* bit position in CFGR reg */
+#define CRS_POSITION_FELIM (uint32_t)16U /* bit position in CFGR reg */
+
+
+/**
+ * @}
+ */
+
+/* Private macros ------------------------------------------------------------*/
+
+/* Exported types ------------------------------------------------------------*/
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup CRS_LL_Exported_Constants CRS Exported Constants
+ * @{
+ */
+
+/** @defgroup CRS_LL_EC_GET_FLAG Get Flags Defines
+ * @brief Flags defines which can be used with LL_CRS_ReadReg function
+ * @{
+ */
+#define LL_CRS_ISR_SYNCOKF CRS_ISR_SYNCOKF
+#define LL_CRS_ISR_SYNCWARNF CRS_ISR_SYNCWARNF
+#define LL_CRS_ISR_ERRF CRS_ISR_ERRF
+#define LL_CRS_ISR_ESYNCF CRS_ISR_ESYNCF
+#define LL_CRS_ISR_SYNCERR CRS_ISR_SYNCERR
+#define LL_CRS_ISR_SYNCMISS CRS_ISR_SYNCMISS
+#define LL_CRS_ISR_TRIMOVF CRS_ISR_TRIMOVF
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_IT IT Defines
+ * @brief IT defines which can be used with LL_CRS_ReadReg and LL_CRS_WriteReg functions
+ * @{
+ */
+#define LL_CRS_CR_SYNCOKIE CRS_CR_SYNCOKIE
+#define LL_CRS_CR_SYNCWARNIE CRS_CR_SYNCWARNIE
+#define LL_CRS_CR_ERRIE CRS_CR_ERRIE
+#define LL_CRS_CR_ESYNCIE CRS_CR_ESYNCIE
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_SYNC_DIV Synchronization Signal Divider
+ * @{
+ */
+#define LL_CRS_SYNC_DIV_1 ((uint32_t)0x00U) /*!< Synchro Signal not divided (default) */
+#define LL_CRS_SYNC_DIV_2 CRS_CFGR_SYNCDIV_0 /*!< Synchro Signal divided by 2 */
+#define LL_CRS_SYNC_DIV_4 CRS_CFGR_SYNCDIV_1 /*!< Synchro Signal divided by 4 */
+#define LL_CRS_SYNC_DIV_8 (CRS_CFGR_SYNCDIV_1 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 8 */
+#define LL_CRS_SYNC_DIV_16 CRS_CFGR_SYNCDIV_2 /*!< Synchro Signal divided by 16 */
+#define LL_CRS_SYNC_DIV_32 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 32 */
+#define LL_CRS_SYNC_DIV_64 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_1) /*!< Synchro Signal divided by 64 */
+#define LL_CRS_SYNC_DIV_128 CRS_CFGR_SYNCDIV /*!< Synchro Signal divided by 128 */
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_SYNC_SOURCE Synchronization Signal Source
+ * @{
+ */
+#define LL_CRS_SYNC_SOURCE_GPIO ((uint32_t)0x00U) /*!< Synchro Signal soucre GPIO */
+#define LL_CRS_SYNC_SOURCE_LSE CRS_CFGR_SYNCSRC_0 /*!< Synchro Signal source LSE */
+#define LL_CRS_SYNC_SOURCE_USB CRS_CFGR_SYNCSRC_1 /*!< Synchro Signal source USB SOF (default)*/
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_SYNC_POLARITY Synchronization Signal Polarity
+ * @{
+ */
+#define LL_CRS_SYNC_POLARITY_RISING ((uint32_t)0x00U) /*!< Synchro Active on rising edge (default) */
+#define LL_CRS_SYNC_POLARITY_FALLING CRS_CFGR_SYNCPOL /*!< Synchro Active on falling edge */
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_FREQERRORDIR Frequency Error Direction
+ * @{
+ */
+#define LL_CRS_FREQ_ERROR_DIR_UP ((uint32_t)0x00U) /*!< Upcounting direction, the actual frequency is above the target */
+#define LL_CRS_FREQ_ERROR_DIR_DOWN ((uint32_t)CRS_ISR_FEDIR) /*!< Downcounting direction, the actual frequency is below the target */
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EC_DEFAULTVALUES Default Values
+ * @{
+ */
+/**
+ * @brief Reset value of the RELOAD field
+ * @note The reset value of the RELOAD field corresponds to a target frequency of 48 MHz
+ * and a synchronization signal frequency of 1 kHz (SOF signal from USB)
+ */
+#define LL_CRS_RELOADVALUE_DEFAULT ((uint32_t)0xBB7FU)
+
+/**
+ * @brief Reset value of Frequency error limit.
+ */
+#define LL_CRS_ERRORLIMIT_DEFAULT ((uint32_t)0x22U)
+
+/**
+ * @brief Reset value of the HSI48 Calibration field
+ * @note The default value is 32, which corresponds to the middle of the trimming interval.
+ * The trimming step is around 67 kHz between two consecutive TRIM steps.
+ * A higher TRIM value corresponds to a higher output frequency
+ */
+#define LL_CRS_HSI48CALIBRATION_DEFAULT ((uint32_t)0x20U)
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup CRS_LL_Exported_Macros CRS Exported Macros
+ * @{
+ */
+
+/** @defgroup CRS_LL_EM_WRITE_READ Common Write and read registers Macros
+ * @{
+ */
+
+/**
+ * @brief Write a value in CRS register
+ * @param __INSTANCE__ CRS Instance
+ * @param __REG__ Register to be written
+ * @param __VALUE__ Value to be written in the register
+ * @retval None
+ */
+#define LL_CRS_WriteReg(__INSTANCE__, __REG__, __VALUE__) WRITE_REG(__INSTANCE__->__REG__, (__VALUE__))
+
+/**
+ * @brief Read a value in CRS register
+ * @param __INSTANCE__ CRS Instance
+ * @param __REG__ Register to be read
+ * @retval Register value
+ */
+#define LL_CRS_ReadReg(__INSTANCE__, __REG__) READ_REG(__INSTANCE__->__REG__)
+/**
+ * @}
+ */
+
+/** @defgroup CRS_LL_EM_Exported_Macros_Calculate_Reload Exported_Macros_Calculate_Reload
+ * @{
+ */
+
+/**
+ * @brief Macro to calculate reload value to be set in CRS register according to target and sync frequencies
+ * @note The RELOAD value should be selected according to the ratio between
+ * the target frequency and the frequency of the synchronization source after
+ * prescaling. It is then decreased by one in order to reach the expected
+ * synchronization on the zero value. The formula is the following:
+ * RELOAD = (fTARGET / fSYNC) -1
+ * @param __FTARGET__ Target frequency (value in Hz)
+ * @param __FSYNC__ Synchronization signal frequency (value in Hz)
+ * @retval Reload value (in Hz)
+ */
+#define __LL_CRS_CALC_CALCULATE_RELOADVALUE(__FTARGET__, __FSYNC__) (((__FTARGET__) / (__FSYNC__)) - 1U)
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Exported functions --------------------------------------------------------*/
+/** @defgroup CRS_LL_Exported_Functions CRS Exported Functions
+ * @{
+ */
+
+/** @defgroup CRS_LL_EF_Configuration Configuration
+ * @{
+ */
+
+/**
+ * @brief Enable Frequency error counter
+ * @note When this bit is set, the CRS_CFGR register is write-protected and cannot be modified
+ * @rmtoll CR CEN LL_CRS_EnableFreqErrorCounter
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_EnableFreqErrorCounter(void)
+{
+ SET_BIT(CRS->CR, CRS_CR_CEN);
+}
+
+/**
+ * @brief Disable Frequency error counter
+ * @rmtoll CR CEN LL_CRS_DisableFreqErrorCounter
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_DisableFreqErrorCounter(void)
+{
+ CLEAR_BIT(CRS->CR, CRS_CR_CEN);
+}
+
+/**
+ * @brief Check if Frequency error counter is enabled or not
+ * @rmtoll CR CEN LL_CRS_IsEnabledFreqErrorCounter
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_CRS_IsEnabledFreqErrorCounter(void)
+{
+ return (READ_BIT(CRS->CR, CRS_CR_CEN) == (CRS_CR_CEN));
+}
+
+/**
+ * @brief Enable Automatic trimming counter
+ * @rmtoll CR AUTOTRIMEN LL_CRS_EnableAutoTrimming
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_EnableAutoTrimming(void)
+{
+ SET_BIT(CRS->CR, CRS_CR_AUTOTRIMEN);
+}
+
+/**
+ * @brief Disable Automatic trimming counter
+ * @rmtoll CR AUTOTRIMEN LL_CRS_DisableAutoTrimming
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_DisableAutoTrimming(void)
+{
+ CLEAR_BIT(CRS->CR, CRS_CR_AUTOTRIMEN);
+}
+
+/**
+ * @brief Check if Automatic trimming is enabled or not
+ * @rmtoll CR AUTOTRIMEN LL_CRS_IsEnabledAutoTrimming
+ * @retval State of bit (1 or 0).
+ */
+__STATIC_INLINE uint32_t LL_CRS_IsEnabledAutoTrimming(void)
+{
+ return (READ_BIT(CRS->CR, CRS_CR_AUTOTRIMEN) == (CRS_CR_AUTOTRIMEN));
+}
+
+/**
+ * @brief Set HSI48 oscillator smooth trimming
+ * @note When the AUTOTRIMEN bit is set, this field is controlled by hardware and is read-only
+ * @rmtoll CR TRIM LL_CRS_SetHSI48SmoothTrimming
+ * @param Value a number between Min_Data = 0 and Max_Data = 63
+ * @note Default value can be set thanks to @ref LL_CRS_HSI48CALIBRATION_DEFAULT
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetHSI48SmoothTrimming(uint32_t Value)
+{
+ MODIFY_REG(CRS->CR, CRS_CR_TRIM, Value << CRS_POSITION_TRIM);
+}
+
+/**
+ * @brief Get HSI48 oscillator smooth trimming
+ * @rmtoll CR TRIM LL_CRS_GetHSI48SmoothTrimming
+ * @retval a number between Min_Data = 0 and Max_Data = 63
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetHSI48SmoothTrimming(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CR, CRS_CR_TRIM) >> CRS_POSITION_TRIM);
+}
+
+/**
+ * @brief Set counter reload value
+ * @rmtoll CFGR RELOAD LL_CRS_SetReloadCounter
+ * @param Value a number between Min_Data = 0 and Max_Data = 0xFFFF
+ * @note Default value can be set thanks to @ref LL_CRS_RELOADVALUE_DEFAULT
+ * Otherwise it can be calculated in using macro @ref __LL_CRS_CALC_CALCULATE_RELOADVALUE (_FTARGET_, _FSYNC_)
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetReloadCounter(uint32_t Value)
+{
+ MODIFY_REG(CRS->CFGR, CRS_CFGR_RELOAD, Value);
+}
+
+/**
+ * @brief Get counter reload value
+ * @rmtoll CFGR RELOAD LL_CRS_GetReloadCounter
+ * @retval a number between Min_Data = 0 and Max_Data = 0xFFFF
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetReloadCounter(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_RELOAD));
+}
+
+/**
+ * @brief Set frequency error limit
+ * @rmtoll CFGR FELIM LL_CRS_SetFreqErrorLimit
+ * @param Value a number between Min_Data = 0 and Max_Data = 255
+ * @note Default value can be set thanks to @ref LL_CRS_ERRORLIMIT_DEFAULT
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetFreqErrorLimit(uint32_t Value)
+{
+ MODIFY_REG(CRS->CFGR, CRS_CFGR_FELIM, Value << CRS_POSITION_FELIM);
+}
+
+/**
+ * @brief Get frequency error limit
+ * @rmtoll CFGR FELIM LL_CRS_GetFreqErrorLimit
+ * @retval A number between Min_Data = 0 and Max_Data = 255
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetFreqErrorLimit(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_FELIM) >> CRS_POSITION_FELIM);
+}
+
+/**
+ * @brief Set division factor for SYNC signal
+ * @rmtoll CFGR SYNCDIV LL_CRS_SetSyncDivider
+ * @param Divider This parameter can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_DIV_1
+ * @arg @ref LL_CRS_SYNC_DIV_2
+ * @arg @ref LL_CRS_SYNC_DIV_4
+ * @arg @ref LL_CRS_SYNC_DIV_8
+ * @arg @ref LL_CRS_SYNC_DIV_16
+ * @arg @ref LL_CRS_SYNC_DIV_32
+ * @arg @ref LL_CRS_SYNC_DIV_64
+ * @arg @ref LL_CRS_SYNC_DIV_128
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetSyncDivider(uint32_t Divider)
+{
+ MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCDIV, Divider);
+}
+
+/**
+ * @brief Get division factor for SYNC signal
+ * @rmtoll CFGR SYNCDIV LL_CRS_GetSyncDivider
+ * @retval Returned value can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_DIV_1
+ * @arg @ref LL_CRS_SYNC_DIV_2
+ * @arg @ref LL_CRS_SYNC_DIV_4
+ * @arg @ref LL_CRS_SYNC_DIV_8
+ * @arg @ref LL_CRS_SYNC_DIV_16
+ * @arg @ref LL_CRS_SYNC_DIV_32
+ * @arg @ref LL_CRS_SYNC_DIV_64
+ * @arg @ref LL_CRS_SYNC_DIV_128
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetSyncDivider(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCDIV));
+}
+
+/**
+ * @brief Set SYNC signal source
+ * @rmtoll CFGR SYNCSRC LL_CRS_SetSyncSignalSource
+ * @param Source This parameter can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_SOURCE_GPIO
+ * @arg @ref LL_CRS_SYNC_SOURCE_LSE
+ * @arg @ref LL_CRS_SYNC_SOURCE_USB
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetSyncSignalSource(uint32_t Source)
+{
+ MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCSRC, Source);
+}
+
+/**
+ * @brief Get SYNC signal source
+ * @rmtoll CFGR SYNCSRC LL_CRS_GetSyncSignalSource
+ * @retval Returned value can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_SOURCE_GPIO
+ * @arg @ref LL_CRS_SYNC_SOURCE_LSE
+ * @arg @ref LL_CRS_SYNC_SOURCE_USB
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetSyncSignalSource(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCSRC));
+}
+
+/**
+ * @brief Set input polarity for the SYNC signal source
+ * @rmtoll CFGR SYNCPOL LL_CRS_SetSyncPolarity
+ * @param Polarity This parameter can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_POLARITY_RISING
+ * @arg @ref LL_CRS_SYNC_POLARITY_FALLING
+ * @retval None
+ */
+__STATIC_INLINE void LL_CRS_SetSyncPolarity(uint32_t Polarity)
+{
+ MODIFY_REG(CRS->CFGR, CRS_CFGR_SYNCPOL, Polarity);
+}
+
+/**
+ * @brief Get input polarity for the SYNC signal source
+ * @rmtoll CFGR SYNCPOL LL_CRS_GetSyncPolarity
+ * @retval Returned value can be one of the following values:
+ * @arg @ref LL_CRS_SYNC_POLARITY_RISING
+ * @arg @ref LL_CRS_SYNC_POLARITY_FALLING
+ */
+__STATIC_INLINE uint32_t LL_CRS_GetSyncPolarity(void)
+{
+ return (uint32_t)(READ_BIT(CRS->CFGR, CRS_CFGR_SYNCPOL));
+}
+
+/**
+ * @brief Configure CRS for the synchronization
+ * @rmtoll CR TRIM LL_CRS_ConfigSynchronization\n
+ * CFGR RELOAD LL_CRS_ConfigSynchronization\n
+ * CFGR FELIM LL_CRS_ConfigSynchronization\n
+ * CFGR SYNCDIV LL_CRS_ConfigSynchronization\n
+ * 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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @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));
+}
+
+/**
+ * @}
+ */
+
+#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 /* __STM32F0xx_LL_CRS_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
