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Diff: TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc_ex.h
- Revision:
- 84:0b3ab51c8877
- Child:
- 92:4fc01daae5a5
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/TARGET_NUCLEO_L053R8/stm32l0xx_hal_rcc_ex.h Mon May 19 18:14:09 2014 +0100
@@ -0,0 +1,1121 @@
+/**
+ ******************************************************************************
+ * @file stm32l0xx_hal_rcc_ex.h
+ * @author MCD Application Team
+ * @version V1.0.0
+ * @date 22-April-2014
+ * @brief Header file of RCC HAL Extension module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© 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 __STM32L0xx_HAL_RCC_EX_H
+#define __STM32L0xx_HAL_RCC_EX_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l0xx_hal_def.h"
+
+/** @addtogroup STM32L0xx_HAL_Driver
+ * @{
+ */
+
+/** @addtogroup RCCEx
+ * @{
+ */
+
+/* Exported types ------------------------------------------------------------*/
+/**
+ * @brief RCC extended clocks structure definition
+ */
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+typedef struct
+{
+ uint32_t PeriphClockSelection; /*!< The Extended Clock to be configured.
+ This parameter can be a value of @ref RCCEx_Periph_Clock_Selection */
+ uint32_t Usart1ClockSelection; /*!< USART1 clock source
+ This parameter can be a value of @ref RCCEx_USART1_Clock_Source */
+
+ uint32_t Usart2ClockSelection; /*!< USART2 clock source
+ This parameter can be a value of @ref RCCEx_USART2_Clock_Source */
+
+ uint32_t Lpuart1ClockSelection; /*!< LPUART1 clock source
+ This parameter can be a value of @ref RCCEx_LPUART1_Clock_Source */
+
+ uint32_t I2c1ClockSelection; /*!< I2C1 clock source
+ This parameter can be a value of @ref RCCEx_I2C1_Clock_Source */
+
+ uint32_t RTCClockSelection; /*!< Specifies RTC Clock Prescalers Selection
+ This parameter can be a value of @ref RCCEx_RTC_Clock_Source */
+
+ uint32_t UsbClockSelection; /*!< Specifies USB and RNG Clock Selection
+ This parameter can be a value of @ref RCCEx_USB_Clock_Source */
+
+ uint32_t LptimClockSelection; /*!< LPTIM1 clock source
+ This parameter can be a value of @ref RCCEx_LPTIM1_Clock_Source */
+
+}RCC_PeriphCLKInitTypeDef;
+#endif /* !(STM32L051xx) && !(STM32L061xx) */
+
+#if defined(STM32L051xx) || defined(STM32L061xx)
+typedef struct
+{
+ uint32_t PeriphClockSelection; /*!< The Extended Clock to be configured.
+ This parameter can be a value of @ref RCCEx_Periph_Clock_Selection */
+ uint32_t Usart1ClockSelection; /*!< USART1 clock source
+ This parameter can be a value of @ref RCCEx_USART1_Clock_Source */
+
+ uint32_t Usart2ClockSelection; /*!< USART2 clock source
+ This parameter can be a value of @ref RCCEx_USART2_Clock_Source */
+
+ uint32_t Lpuart1ClockSelection; /*!< LPUART1 clock source
+ This parameter can be a value of @ref RCCEx_LPUART1_Clock_Source */
+
+ uint32_t I2c1ClockSelection; /*!< I2C1 clock source
+ This parameter can be a value of @ref RCCEx_I2C1_Clock_Source */
+
+ uint32_t RTCClockSelection; /*!< Specifies RTC Clock Prescalers Selection
+ This parameter can be a value of @ref RCCEx_RTC_Clock_Source */
+
+ uint32_t LptimClockSelection; /*!< LPTIM1 clock source
+ This parameter can be a value of @ref RCCEx_LPTIM1_Clock_Source */
+
+}RCC_PeriphCLKInitTypeDef;
+#endif /* STM32L051xx || STM32L061xx */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+/**
+ * @brief RCC CRS Status structures definition
+ */
+typedef enum
+{
+ RCC_CRS_NONE = 0x00,
+ RCC_CRS_TIMEOUT = 0x01,
+ RCC_CRS_SYNCOK = 0x02,
+ RCC_CRS_SYNCWARM = 0x04,
+ RCC_CRS_SYNCERR = 0x08,
+ RCC_CRS_SYNCMISS = 0x10,
+ RCC_CRS_TRIMOV = 0x20
+} RCC_CRSStatusTypeDef;
+
+/**
+ * @brief RCC_CRS Init structure definition
+ */
+typedef struct
+{
+ uint32_t Prescaler; /*!< Specifies the division factor of the SYNC signal.
+ This parameter can be a value of @ref RCCEx_CRS_SynchroDivider */
+
+ uint32_t Source; /*!< Specifies the SYNC signal source.
+ This parameter can be a value of @ref RCCEx_CRS_SynchroSource */
+
+ uint32_t Polarity; /*!< Specifies the input polarity for the SYNC signal source.
+ This parameter can be a value of @ref RCCEx_CRS_SynchroPolarity */
+
+ uint32_t ReloadValue; /*!< Specifies the value to be loaded in the frequency error counter with each SYNC event.
+ It can be calculated in using macro __HAL_RCC_CRS_CALCULATE_RELOADVALUE(_FTARGET_, _FSYNC_)
+ This parameter must be a number between 0 and 0xFFFF or a value of @ref RCCEx_CRS_ReloadValueDefault .*/
+
+ uint32_t ErrorLimitValue; /*!< Specifies the value to be used to evaluate the captured frequency error value.
+ This parameter must be a number between 0 and 0xFF or a value of @ref RCCEx_CRS_ErrorLimitDefault */
+
+ uint32_t HSI48CalibrationValue; /*!< Specifies a user-programmable trimming value to the HSI48 oscillator.
+ This parameter must be a number between 0 and 0x3F or a value of @ref RCCEx_CRS_HSI48CalibrationDefault */
+
+}RCC_CRSInitTypeDef;
+
+/**
+ * @brief RCC_CRS Synchronization structure definition
+ */
+typedef struct
+{
+ uint32_t ReloadValue; /*!< Specifies the value loaded in the Counter reload value.
+ This parameter must be a number between 0 and 0xFFFF*/
+
+ uint32_t HSI48CalibrationValue; /*!< Specifies value loaded in HSI48 oscillator smooth trimming.
+ This parameter must be a number between 0 and 0x3F */
+
+ uint32_t FreqErrorCapture; /*!< Specifies the value loaded in the .FECAP, the frequency error counter
+ value latched in the time of the last SYNC event.
+ This parameter must be a number between 0 and 0xFFFF */
+
+ uint32_t FreqErrorDirection; /*!< Specifies the value loaded in the .FEDIR, the counting direction of the
+ frequency error counter latched in the time of the last SYNC event.
+ It shows whether the actual frequency is below or above the target.
+ This parameter must be a value of @ref RCCEx_CRS_FreqErrorDirection*/
+
+}RCC_CRSSynchroInfoTypeDef;
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+/* Exported constants --------------------------------------------------------*/
+/** @defgroup RCCEx_Exported_Constants
+ * @{
+ */
+
+/** @defgroup RCCEx_Periph_Clock_Selection
+ * @{
+ */
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define RCC_PERIPHCLK_USART1 ((uint32_t)0x00000001)
+#define RCC_PERIPHCLK_USART2 ((uint32_t)0x00000002)
+#define RCC_PERIPHCLK_LPUART1 ((uint32_t)0x00000004)
+#define RCC_PERIPHCLK_I2C1 ((uint32_t)0x00000008)
+#define RCC_PERIPHCLK_I2C2 ((uint32_t)0x00000010)
+#define RCC_PERIPHCLK_RTC ((uint32_t)0x00000020)
+#define RCC_PERIPHCLK_USB ((uint32_t)0x00000040)
+#define RCC_PERIPHCLK_LPTIM1 ((uint32_t)0x00000080)
+
+
+#define IS_RCC_PERIPHCLK(CLK) ((CLK) <= (RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_USART2 | RCC_PERIPHCLK_LPUART1 | \
+ RCC_PERIPHCLK_I2C1 | RCC_PERIPHCLK_I2C2 | RCC_PERIPHCLK_RTC | \
+ RCC_PERIPHCLK_USB | RCC_PERIPHCLK_LPTIM1))
+#endif /* !(STM32L051xx) && !(STM32L061xx) */
+
+#if defined(STM32L051xx) || defined(STM32L061xx)
+#define RCC_PERIPHCLK_USART1 ((uint32_t)0x00000001)
+#define RCC_PERIPHCLK_USART2 ((uint32_t)0x00000002)
+#define RCC_PERIPHCLK_LPUART1 ((uint32_t)0x00000004)
+#define RCC_PERIPHCLK_I2C1 ((uint32_t)0x00000008)
+#define RCC_PERIPHCLK_I2C2 ((uint32_t)0x00000010)
+#define RCC_PERIPHCLK_RTC ((uint32_t)0x00000020)
+#define RCC_PERIPHCLK_LPTIM1 ((uint32_t)0x00000080)
+
+
+#define IS_RCC_PERIPHCLK(CLK) ((CLK) <= (RCC_PERIPHCLK_USART1 | RCC_PERIPHCLK_USART2 | RCC_PERIPHCLK_LPUART1 | \
+ RCC_PERIPHCLK_I2C1 | RCC_PERIPHCLK_I2C2 | RCC_PERIPHCLK_RTC | \
+ RCC_PERIPHCLK_LPTIM1))
+#endif /* !(STM32L051xx) && !(STM32L061xx) */
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_USART1_Clock_Source
+ * @{
+ */
+#define RCC_USART1CLKSOURCE_PCLK2 ((uint32_t)0x00000000)
+#define RCC_USART1CLKSOURCE_SYSCLK RCC_CCIPR_USART1SEL_0
+#define RCC_USART1CLKSOURCE_HSI RCC_CCIPR_USART1SEL_1
+#define RCC_USART1CLKSOURCE_LSE (RCC_CCIPR_USART1SEL_0 | RCC_CCIPR_USART1SEL_1)
+#define IS_RCC_USART1CLKSOURCE(SOURCE) (((SOURCE) == RCC_USART1CLKSOURCE_PCLK2) || \
+ ((SOURCE) == RCC_USART1CLKSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_USART1CLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_USART1CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_USART2_Clock_Source
+ * @{
+ */
+#define RCC_USART2CLKSOURCE_PCLK1 ((uint32_t)0x00000000)
+#define RCC_USART2CLKSOURCE_SYSCLK RCC_CCIPR_USART2SEL_0
+#define RCC_USART2CLKSOURCE_HSI RCC_CCIPR_USART2SEL_1
+#define RCC_USART2CLKSOURCE_LSE (RCC_CCIPR_USART2SEL_0 | RCC_CCIPR_USART2SEL_1)
+#define IS_RCC_USART2CLKSOURCE(SOURCE) (((SOURCE) == RCC_USART2CLKSOURCE_PCLK1) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_USART2CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_LPUART_Clock_Source
+ * @{
+ */
+#define RCC_LPUART1CLKSOURCE_PCLK1 ((uint32_t)0x00000000)
+#define RCC_LPUART1CLKSOURCE_SYSCLK RCC_CCIPR_LPUART1SEL_0
+#define RCC_LPUART1CLKSOURCE_HSI RCC_CCIPR_LPUART1SEL_1
+#define RCC_LPUART1CLKSOURCE_LSE (RCC_CCIPR_LPUART1SEL_0 | RCC_CCIPR_LPUART1SEL_1)
+#define IS_RCC_LPUART1CLKSOURCE(SOURCE) (((SOURCE) == RCC_LPUART1CLKSOURCE_PCLK1) || \
+ ((SOURCE) == RCC_LPUART1CLKSOURCE_SYSCLK) || \
+ ((SOURCE) == RCC_LPUART1CLKSOURCE_LSE) || \
+ ((SOURCE) == RCC_LPUART1CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_I2C1_Clock_Source
+ * @{
+ */
+#define RCC_I2C1CLKSOURCE_PCLK1 ((uint32_t)0x00000000)
+#define RCC_I2C1CLKSOURCE_SYSCLK RCC_CCIPR_I2C1SEL_0
+#define RCC_I2C1CLKSOURCE_HSI RCC_CCIPR_I2C1SEL_1
+#define IS_RCC_I2C1CLKSOURCE(SOURCE) (((SOURCE) == RCC_I2C1CLKSOURCE_PCLK1) || \
+ ((SOURCE) == RCC_I2C1CLKSOURCE_SYSCLK)|| \
+ ((SOURCE) == RCC_I2C1CLKSOURCE_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_TIM_PRescaler_Selection
+ * @{
+ */
+#define RCC_TIMPRES_DESACTIVATED ((uint8_t)0x00)
+#define RCC_TIMPRES_ACTIVATED ((uint8_t)0x01)
+/**
+ * @}
+ */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+/** @defgroup RCCEx_USB_Clock_Source
+ * @{
+ */
+#define RCC_USBCLKSOURCE_HSI48 RCC_CCIPR_HSI48SEL
+#define RCC_USBCLKSOURCE_PLLCLK ((uint32_t)0x00000000)
+
+#define IS_RCC_USBCLKSOURCE(SOURCE) (((SOURCE) == RCC_USBCLKSOURCE_HSI48) || \
+ ((SOURCE) == RCC_USBCLKSOURCE_PLLCLK))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_RNG_Clock_Source
+ * @{
+ */
+#define RCC_RNGCLKSOURCE_HSI48 RCC_CCIPR_HSI48SEL
+#define RCC_RNGCLKSOURCE_PLLCLK ((uint32_t)0x00000000)
+
+#define IS_RCC_RNGCLKSOURCE(SOURCE) (((SOURCE) == RCC_RNGCLKSOURCE_HSI48) || \
+ ((SOURCE) == RCC_RNGCLKSOURCE_PLLCLK))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_HSI48M_Clock_Source
+ * @{
+ */
+
+#define RCC_HSI48M_PLL ((uint32_t)0x00000000)
+#define RCC_HSI48M_RC48 RCC_CCIPR_HSI48SEL
+
+#define IS_RCC_HSI48MCLKSOURCE(HSI48MCLK) (((HSI48MCLK) == RCC_HSI48M_PLL) || ((HSI48MCLK) == RCC_HSI48M_RC48))
+
+/**
+ * @}
+ */
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+/** @defgroup RCCEx_LPTIM1_Clock_Source
+ * @{
+ */
+#define RCC_LPTIM1CLKSOURCE_PCLK ((uint32_t)0x00000000)
+#define RCC_LPTIM1CLKSOURCE_LSI RCC_CCIPR_LPTIM1SEL_0
+#define RCC_LPTIM1CLKSOURCE_HSI RCC_CCIPR_LPTIM1SEL_1
+#define RCC_LPTIM1CLKSOURCE_LSE RCC_CCIPR_LPTIM1SEL
+
+#define IS_RCC_LPTIMCLK(LPTIMCLK) (((LPTIMCLK) == RCC_LPTIM1CLKSOURCE_PCLK) || \
+ ((LPTIMCLK) == RCC_LPTIM1CLKSOURCE_LSI) || \
+ ((LPTIMCLK) == RCC_LPTIM1CLKSOURCE_HSI) || \
+ ((LPTIMCLK) == RCC_LPTIM1CLKSOURCE_LSE))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_StopWakeUp_Clock
+ * @{
+ */
+
+#define RCC_StopWakeUpClock_MSI ((uint32_t)0x00)
+#define RCC_StopWakeUpClock_HSI RCC_CFGR_STOPWUCK
+
+#define IS_RCC_STOPWAKEUP_CLOCK(SOURCE) (((SOURCE) == RCC_StopWakeUpClock_MSI) || \
+ ((SOURCE) == RCC_StopWakeUpClock_HSI))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_LSEDrive_Configuration
+ * @{
+ */
+
+#define RCC_LSEDRIVE_LOW ((uint32_t)0x00000000)
+#define RCC_LSEDRIVE_MEDIUMLOW RCC_CSR_LSEDRV_0
+#define RCC_LSEDRIVE_MEDIUMHIGH RCC_CSR_LSEDRV_1
+#define RCC_LSEDRIVE_HIGH RCC_CSR_LSEDRV
+#define IS_RCC_LSE_DRIVE(DRIVE) (((DRIVE) == RCC_LSEDRIVE_LOW) || ((DRIVE) == RCC_LSEDRIVE_MEDIUMLOW) || \
+ ((DRIVE) == RCC_LSEDRIVE_MEDIUMHIGH) || ((DRIVE) == RCC_LSEDRIVE_HIGH))
+/**
+ * @}
+ */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+/** @defgroup RCCEx_CRS_SynchroSource
+ * @{
+ */
+#define RCC_CRS_SYNC_SOURCE_GPIO ((uint32_t)0x00) /*!< Synchro Signal source GPIO */
+#define RCC_CRS_SYNC_SOURCE_LSE CRS_CFGR_SYNCSRC_0 /*!< Synchro Signal source LSE */
+#define RCC_CRS_SYNC_SOURCE_USB CRS_CFGR_SYNCSRC_1 /*!< Synchro Signal source USB SOF (default)*/
+
+#define IS_RCC_CRS_SYNC_SOURCE(_SOURCE_) (((_SOURCE_) == RCC_CRS_SYNC_SOURCE_GPIO) || \
+ ((_SOURCE_) == RCC_CRS_SYNC_SOURCE_LSE) ||\
+ ((_SOURCE_) == RCC_CRS_SYNC_SOURCE_USB))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_SynchroDivider
+ * @{
+ */
+#define RCC_CRS_SYNC_DIV1 ((uint32_t)0x00) /*!< Synchro Signal not divided (default) */
+#define RCC_CRS_SYNC_DIV2 CRS_CFGR_SYNCDIV_0 /*!< Synchro Signal divided by 2 */
+#define RCC_CRS_SYNC_DIV4 CRS_CFGR_SYNCDIV_1 /*!< Synchro Signal divided by 4 */
+#define RCC_CRS_SYNC_DIV8 (CRS_CFGR_SYNCDIV_1 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 8 */
+#define RCC_CRS_SYNC_DIV16 CRS_CFGR_SYNCDIV_2 /*!< Synchro Signal divided by 16 */
+#define RCC_CRS_SYNC_DIV32 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_0) /*!< Synchro Signal divided by 32 */
+#define RCC_CRS_SYNC_DIV64 (CRS_CFGR_SYNCDIV_2 | CRS_CFGR_SYNCDIV_1) /*!< Synchro Signal divided by 64 */
+#define RCC_CRS_SYNC_DIV128 CRS_CFGR_SYNCDIV /*!< Synchro Signal divided by 128 */
+
+#define IS_RCC_CRS_SYNC_DIV(_DIV_) (((_DIV_) == RCC_CRS_SYNC_DIV1) || ((_DIV_) == RCC_CRS_SYNC_DIV2) ||\
+ ((_DIV_) == RCC_CRS_SYNC_DIV4) || ((_DIV_) == RCC_CRS_SYNC_DIV8) || \
+ ((_DIV_) == RCC_CRS_SYNC_DIV16) || ((_DIV_) == RCC_CRS_SYNC_DIV32) || \
+ ((_DIV_) == RCC_CRS_SYNC_DIV64) || ((_DIV_) == RCC_CRS_SYNC_DIV128))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_SynchroPolarity
+ * @{
+ */
+#define RCC_CRS_SYNC_POLARITY_RISING ((uint32_t)0x00) /*!< Synchro Active on rising edge (default) */
+#define RCC_CRS_SYNC_POLARITY_FALLING CRS_CFGR_SYNCPOL /*!< Synchro Active on falling edge */
+
+#define IS_RCC_CRS_SYNC_POLARITY(_POLARITY_) (((_POLARITY_) == RCC_CRS_SYNC_POLARITY_RISING) || \
+ ((_POLARITY_) == RCC_CRS_SYNC_POLARITY_FALLING))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_ReloadValueDefault
+ * @{
+ */
+#define RCC_CRS_RELOADVALUE_DEFAULT ((uint32_t)0xBB7F) /*!< 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 IS_RCC_CRS_RELOADVALUE(_VALUE_) (((_VALUE_) <= 0xFFFF))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_ErrorLimitDefault
+ * @{
+ */
+#define RCC_CRS_ERRORLIMIT_DEFAULT ((uint32_t)0x22) /*!< Default Frequency error limit */
+
+#define IS_RCC_CRS_ERRORLIMIT(_VALUE_) (((_VALUE_) <= 0xFF))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_HSI48CalibrationDefault
+ * @{
+ */
+#define RCC_CRS_HSI48CALIBRATION_DEFAULT ((uint32_t)0x20) /*!< 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 IS_RCC_CRS_HSI48CALIBRATION(_VALUE_) (((_VALUE_) <= 0x3F))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_FreqErrorDirection
+ * @{
+ */
+#define RCC_CRS_FREQERRORDIR_UP ((uint32_t)0x00) /*!< Upcounting direction, the actual frequency is above the target */
+#define RCC_CRS_FREQERRORDIR_DOWN ((uint32_t)CRS_ISR_FEDIR) /*!< Downcounting direction, the actual frequency is below the target */
+
+#define IS_RCC_CRS_FREQERRORDIR(_DIR_) (((_DIR_) == RCC_CRS_FREQERRORDIR_UP) || \
+ ((_DIR_) == RCC_CRS_FREQERRORDIR_DOWN))
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_Interrupt_Sources
+ * @{
+ */
+#define RCC_CRS_IT_SYNCOK CRS_ISR_SYNCOKF /*!< SYNC event OK */
+#define RCC_CRS_IT_SYNCWARN CRS_ISR_SYNCWARNF /*!< SYNC warning */
+#define RCC_CRS_IT_ERR CRS_ISR_ERRF /*!< error */
+#define RCC_CRS_IT_ESYNC CRS_ISR_ESYNCF /*!< Expected SYNC */
+#define RCC_CRS_IT_TRIMOVF CRS_ISR_TRIMOVF /*!< Trimming overflow or underflow */
+#define RCC_CRS_IT_SYNCERR CRS_ISR_SYNCERR /*!< SYNC error */
+#define RCC_CRS_IT_SYNCMISS CRS_ISR_SYNCMISS /*!< SYNC missed*/
+
+/**
+ * @}
+ */
+
+/** @defgroup RCCEx_CRS_Flags
+ * @{
+ */
+#define RCC_CRS_FLAG_SYNCOK CRS_ISR_SYNCOKF /* SYNC event OK flag */
+#define RCC_CRS_FLAG_SYNCWARN CRS_ISR_SYNCWARNF /* SYNC warning flag */
+#define RCC_CRS_FLAG_ERR CRS_ISR_ERRF /* Error flag */
+#define RCC_CRS_FLAG_ESYNC CRS_ISR_ESYNCF /* Expected SYNC flag */
+#define RCC_CRS_FLAG_TRIMOVF CRS_ISR_TRIMOVF /*!< Trimming overflow or underflow */
+#define RCC_CRS_FLAG_SYNCERR CRS_ISR_SYNCERR /*!< SYNC error */
+#define RCC_CRS_FLAG_SYNCMISS CRS_ISR_SYNCMISS /*!< SYNC missed*/
+
+/**
+ * @}
+ */
+
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+/**
+ * @}
+ */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup RCCEx_Exported_Macros
+ * @{
+ */
+
+/** @brief Enable or disable 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.
+ */
+
+#if defined(STM32L062xx) || defined(STM32L063xx)
+#define __CRYP_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_CRYPEN))
+#define __CRYP_CLK_DISABLE() (RCC->AHBENR &= ~ (RCC_AHBENR_CRYPEN))
+#endif /* STM32L062xx || STM32L063xx */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __TSC_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_TSCEN))
+#define __TSC_CLK_DISABLE() (RCC->AHBENR &= ~ (RCC_AHBENR_TSCEN))
+
+#define __RNG_CLK_ENABLE() (RCC->AHBENR |= (RCC_AHBENR_RNGEN))
+#define __RNG_CLK_DISABLE() (RCC->AHBENR &= ~ (RCC_AHBENR_RNGEN))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+/** @brief Enable or disable 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.
+ */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __USB_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_USBEN))
+#define __USB_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_USBEN))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __CRS_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_CRSEN))
+#define __CRS_CLK_DISABLE() (RCC->APB1ENR &= ~(RCC_APB1ENR_CRSEN))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+
+#if defined(STM32L053xx) || defined(STM32L063xx)
+#define __LCD_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_LCDEN))
+#define __LCD_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_LCDEN))
+#endif /* STM32L053xx || STM32L063xx */
+
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __TIM2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM2EN))
+#define __TIM6_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_TIM6EN))
+#define __SPI2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_SPI2EN))
+#define __USART2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_USART2EN))
+#define __LPUART1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_LPUART1EN))
+#define __I2C1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_I2C1EN))
+#define __I2C2_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_I2C2EN))
+#define __DAC_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_DACEN))
+#define __LPTIM1_CLK_ENABLE() (RCC->APB1ENR |= (RCC_APB1ENR_LPTIM1EN))
+
+#define __TIM2_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_TIM2EN))
+#define __TIM6_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_TIM6EN))
+#define __SPI2_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_SPI2EN))
+#define __USART2_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_USART2EN))
+#define __LPUART1_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_LPUART1EN))
+#define __I2C1_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_I2C1EN))
+#define __I2C2_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_I2C2EN))
+#define __DAC_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_DACEN))
+#define __LPTIM1_CLK_DISABLE() (RCC->APB1ENR &= ~ (RCC_APB1ENR_LPTIM1EN))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+/** @brief Enable or disable 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.
+ */
+
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __TIM21_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM21EN))
+#define __TIM22_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_TIM22EN))
+#define __FIREWALL_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_MIFIEN))
+#define __ADC1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_ADC1EN))
+#define __SPI1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_SPI1EN))
+#define __USART1_CLK_ENABLE() (RCC->APB2ENR |= (RCC_APB2ENR_USART1EN))
+
+#define __TIM21_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_TIM21EN))
+#define __TIM22_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_TIM22EN))
+#define __FIREWALL_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_MIFIEN))
+#define __ADC1_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_ADC1EN))
+#define __SPI1_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_SPI1EN))
+#define __USART1_CLK_DISABLE() (RCC->APB2ENR &= ~ (RCC_APB2ENR_USART1EN))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+/** @brief Force or release AHB peripheral reset.
+ */
+#if defined(STM32L062xx) || defined(STM32L063xx)
+#define __CRYP_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_CRYPRST))
+#define __CRYP_RELEASE_RESET() (RCC->AHBRSTR &= ~ (RCC_AHBRSTR_CRYPRST))
+#endif /* STM32L062xx || STM32L063xx */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __TSC_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_TSCRST))
+#define __TSC_RELEASE_RESET() (RCC->AHBRSTR &= ~ (RCC_AHBRSTR_TSCRST))
+#define __RNG_FORCE_RESET() (RCC->AHBRSTR |= (RCC_AHBRSTR_RNGRST))
+#define __RNG_RELEASE_RESET() (RCC->AHBRSTR &= ~ (RCC_AHBRSTR_RNGRST))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+/** @brief Force or release APB1 peripheral reset.
+ */
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __TIM2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM2RST))
+#define __TIM6_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_TIM6RST))
+#define __LPTIM1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_LPTIM1RST))
+#define __I2C1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C1RST))
+#define __I2C2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_I2C2RST))
+#define __USART2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USART2RST))
+#define __LPUART1_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_LPUART1RST))
+#define __SPI2_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_SPI2RST))
+#define __DAC_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_DACRST))
+
+#define __TIM2_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_TIM2RST))
+#define __TIM6_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_TIM6RST))
+#define __LPTIM1_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_LPTIM1RST))
+#define __I2C1_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_I2C1RST))
+#define __I2C2_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_I2C2RST))
+#define __USART2_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_USART2RST))
+#define __LPUART1_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_LPUART1RST))
+#define __SPI2_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_SPI2RST))
+#define __DAC_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_DACRST))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __USB_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_USBRST))
+#define __USB_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_USBRST))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __CRS_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_CRSRST))
+#define __CRS_RELEASE_RESET() (RCC->APB1RSTR &= ~(RCC_APB1RSTR_CRSRST))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+#if defined(STM32L053xx) || defined(STM32L063xx)
+#define __LCD_FORCE_RESET() (RCC->APB1RSTR |= (RCC_APB1RSTR_LCDRST))
+#define __LCD_RELEASE_RESET() (RCC->APB1RSTR &= ~ (RCC_APB1RSTR_LCDRST))
+#endif /* STM32L053xx || STM32L063xx */
+
+/** @brief Force or release APB2 peripheral reset.
+ */
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __USART1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_USART1RST))
+#define __ADC1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_ADC1RST))
+#define __SPI1_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_SPI1RST))
+#define __TIM21_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM21RST))
+#define __TIM22_FORCE_RESET() (RCC->APB2RSTR |= (RCC_APB2RSTR_TIM22RST))
+
+#define __USART1_RELEASE_RESET() (RCC->APB2RSTR &= ~ (RCC_APB2RSTR_USART1RST))
+#define __ADC1_RELEASE_RESET() (RCC->APB2RSTR &= ~ (RCC_APB2RSTR_ADC1RST))
+#define __SPI1_RELEASE_RESET() (RCC->APB2RSTR &= ~ (RCC_APB2RSTR_SPI1RST))
+#define __TIM21_RELEASE_RESET() (RCC->APB2RSTR &= ~ (RCC_APB2RSTR_TIM21RST))
+#define __TIM22_RELEASE_RESET() (RCC->APB2RSTR &= ~ (RCC_APB2RSTR_TIM22RST))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+/** @brief Enable or disable the AHB peripheral clock during Low Power (Sleep) mode.
+ * @note Peripheral clock gating in SLEEP mode can be used to further reduce
+ * power consumption.
+ * @note After wakeup from SLEEP mode, the peripheral clock is enabled again.
+ * @note By default, all peripheral clocks are enabled during SLEEP mode.
+ */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __TSC_CLK_SLEEP_ENABLE() (RCC->AHBSMENR |= (RCC_AHBSMENR_TSCSMEN))
+#define __RNG_CLK_SLEEP_ENABLE() (RCC->AHBSMENR |= (RCC_AHBSMENR_RNGSMEN))
+#define __TSC_CLK_SLEEP_DISABLE() (RCC->AHBSMENR &= ~ (RCC_AHBSMENR_TSCSMEN))
+#define __RNG_CLK_SLEEP_DISABLE() (RCC->AHBSMENR &= ~ (RCC_AHBSMENR_RNGSMEN))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+#if defined(STM32L062xx) || defined(STM32L063xx)
+#define __CRYP_CLK_SLEEP_ENABLE() (RCC->AHBLPENR |= (RCC_AHBSMENR_CRYPSMEN))
+#define __CRYP_CLK_SLEEP_DISABLE() (RCC->AHBLPENR &= ~ (RCC_AHBSMENR_CRYPSMEN))
+#endif /* STM32L062xx || STM32L063xx */
+
+
+/** @brief Enable or disable the APB1 peripheral clock during Low Power (Sleep) mode.
+ * @note Peripheral clock gating in SLEEP mode can be used to further reduce
+ * power consumption.
+ * @note After wakeup from SLEEP mode, the peripheral clock is enabled again.
+ * @note By default, all peripheral clocks are enabled during SLEEP mode.
+ */
+
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __TIM2_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_TIM2SMEN))
+#define __TIM6_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_TIM6SMEN))
+#define __SPI2_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_SPI2SMEN))
+#define __USART2_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_USART2SMEN))
+#define __LPUART1_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_LPUART1SMEN))
+#define __I2C1_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_I2C1SMEN))
+#define __I2C2_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_I2C2SMEN))
+#define __DAC_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_DACSMEN))
+#define __LPTIM1_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_LPTIM1SMEN))
+
+#define __TIM2_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_TIM2SMEN))
+#define __TIM6_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_TIM6SMEN))
+#define __SPI2_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_SPI2SMEN))
+#define __USART2_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_USART2SMEN))
+#define __LPUART1_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_LPUART1SMEN))
+#define __I2C1_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_I2C1SMEN))
+#define __I2C2_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_I2C2SMEN))
+#define __DAC_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_DACSMEN))
+#define __LPTIM1_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_LPTIM1SMEN))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+#define __USB_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_USBSMEN))
+#define __USB_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_USBSMEN))
+
+#define __CRS_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_CRSSMEN))
+#define __CRS_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_CRSSMEN))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+#if defined(STM32L053xx) || defined(STM32L063xx)
+#define __LCD_CLK_SLEEP_ENABLE() (RCC->APB1SMENR |= (RCC_APB1SMENR_LCDSMEN))
+#define __LCD_CLK_SLEEP_DISABLE() (RCC->APB1SMENR &= ~ (RCC_APB1SMENR_LCDSMEN))
+#endif /* STM32L053xx || STM32L063xx */
+
+/** @brief Enable or disable the APB2 peripheral clock during Low Power (Sleep) mode.
+ * @note Peripheral clock gating in SLEEP mode can be used to further reduce
+ * power consumption.
+ * @note After wakeup from SLEEP mode, the peripheral clock is enabled again.
+ * @note By default, all peripheral clocks are enabled during SLEEP mode.
+ */
+#if defined(STM32L053xx) || defined(STM32L063xx) || \
+ defined(STM32L052xx) || defined(STM32L062xx) || \
+ defined(STM32L051xx) || defined(STM32L061xx)
+#define __TIM21_CLK_SLEEP_ENABLE() (RCC->APB2SMENR |= (RCC_APB2SMENR_TIM21SMEN))
+#define __TIM22_CLK_SLEEP_ENABLE() (RCC->APB2SMENR |= (RCC_APB2SMENR_TIM22SMEN))
+#define __ADC1_CLK_SLEEP_ENABLE() (RCC->APB2SMENR |= (RCC_APB2SMENR_ADC1SMEN))
+#define __SPI1_CLK_SLEEP_ENABLE() (RCC->APB2SMENR |= (RCC_APB2SMENR_SPI1SMEN))
+#define __USART1_CLK_SLEEP_ENABLE() (RCC->APB2SMENR |= (RCC_APB2SMENR_USART1SMEN))
+
+#define __TIM21_CLK_SLEEP_DISABLE() (RCC->APB2SMENR &= ~ (RCC_APB2SMENR_TIM21SMEN))
+#define __TIM22_CLK_SLEEP_DISABLE() (RCC->APB2SMENR &= ~ (RCC_APB2SMENR_TIM22SMEN))
+#define __ADC1_CLK_SLEEP_DISABLE() (RCC->APB2SMENR &= ~ (RCC_APB2SMENR_ADC1SMEN))
+#define __SPI1_CLK_SLEEP_DISABLE() (RCC->APB2SMENR &= ~ (RCC_APB2SMENR_SPI1SMEN))
+#define __USART1_CLK_SLEEP_DISABLE() (RCC->APB2SMENR &= ~ (RCC_APB2SMENR_USART1SMEN))
+#endif /* STM32L051xx || STM32L061xx || */
+ /* STM32L052xx || STM32L062xx || */
+ /* STM32L053xx || STM32L063xx || */
+
+/** @brief macro to configure the I2C1 clock (I2C1CLK).
+ *
+ * @param __I2C1CLKSource__: specifies the I2C1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_I2C1CLKSOURCE_PCLK1: PCLK1 selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_HSI: HSI selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_SYSCLK: System Clock selected as I2C1 clock
+ */
+#define __HAL_RCC_I2C1_CONFIG(__I2C1CLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_I2C1SEL, (uint32_t)(__I2C1CLKSource__))
+
+/** @brief macro to get the I2C1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_I2C1CLKSOURCE_PCLK1: PCLK1 selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_HSI: HSI selected as I2C1 clock
+ * @arg RCC_I2C1CLKSOURCE_SYSCLK: System Clock selected as I2C1 clock
+ */
+#define __HAL_RCC_GET_I2C1_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_I2C1SEL)))
+
+/** @brief macro to configure the USART1 clock (USART1CLK).
+ *
+ * @param __USART1CLKSource__: specifies the USART1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USART1CLKSOURCE_PCLK2: PCLK2 selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_HSI: HSI selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_SYSCLK: System Clock selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_LSE: LSE selected as USART1 clock
+ */
+#define __HAL_RCC_USART1_CONFIG(__USART1CLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_USART1SEL, (uint32_t)(__USART1CLKSource__))
+
+/** @brief macro to get the USART1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USART1CLKSOURCE_PCLK2: PCLK2 selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_HSI: HSI selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_SYSCLK: System Clock selected as USART1 clock
+ * @arg RCC_USART1CLKSOURCE_LSE: LSE selected as USART1 clock
+ */
+#define __HAL_RCC_GET_USART1_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_USART1SEL)))
+
+/** @brief macro to configure the USART2 clock (USART2CLK).
+ *
+ * @param __USART2CLKSource__: specifies the USART2 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USART2CLKSOURCE_PCLK1: PCLK1 selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_HSI: HSI selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_SYSCLK: System Clock selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_LSE: LSE selected as USART2 clock
+ */
+#define __HAL_RCC_USART2_CONFIG(__USART2CLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_USART2SEL, (uint32_t)(__USART2CLKSource__))
+
+/** @brief macro to get the USART2 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USART2CLKSOURCE_PCLK1: PCLK1 selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_HSI: HSI selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_SYSCLK: System Clock selected as USART2 clock
+ * @arg RCC_USART2CLKSOURCE_LSE: LSE selected as USART2 clock
+ */
+#define __HAL_RCC_GET_USART2_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_USART2SEL)))
+
+/** @brief macro to configure the LPUART1 clock (LPUART1CLK).
+ *
+ * @param __LPUART1CLKSource__: specifies the LPUART1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_LPUART1CLKSOURCE_PCLK1: PCLK1 selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_HSI: HSI selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_SYSCLK: System Clock selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_LSE: LSE selected as LPUART1 clock
+ */
+#define __HAL_RCC_LPUART1_CONFIG(__LPUART1CLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPUART1SEL, (uint32_t)(__LPUART1CLKSource__))
+
+/** @brief macro to get the LPUART1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_LPUART1CLKSOURCE_PCLK1: PCLK1 selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_HSI: HSI selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_SYSCLK: System Clock selected as LPUART1 clock
+ * @arg RCC_LPUART1CLKSOURCE_LSE: LSE selected as LPUART1 clock
+ */
+#define __HAL_RCC_GET_LPUART1_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_LPUART1SEL)))
+
+/** @brief macro to configure the LPTIM1 clock (LPTIM1CLK).
+ *
+ * @param __LPTIM1CLKSource__: specifies the LPTIM1 clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_LPTIM1CLKSOURCE_PCLK: PCLK selected as LPTIM1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_LSI : HSI selected as LPTIM1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_HSI : LSI selected as LPTIM1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_LSE : LSE selected as LPTIM1 clock
+ */
+#define __HAL_RCC_LPTIM1_CONFIG(__LPTIM1CLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_LPTIM1SEL, (uint32_t)(__LPTIM1CLKSource__))
+
+/** @brief macro to get the LPTIM1 clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_LPTIM1CLKSOURCE_PCLK: PCLK selected as LPUART1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_LSI : HSI selected as LPUART1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_HSI : System Clock selected as LPUART1 clock
+ * @arg RCC_LPTIM1CLKSOURCE_LSE : LSE selected as LPUART1 clock
+ */
+#define __HAL_RCC_GET_LPTIM1_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_LPTIM1SEL)))
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+/** @brief Macro to configure the USB clock (USBCLK).
+ * @param __USBCLKSource__: specifies the USB clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_USBCLKSOURCE_HSI48: HSI48 selected as USB clock
+ * @arg RCC_USBCLKSOURCE_PLLCLK: PLL Clock selected as USB clock
+ */
+#define __HAL_RCC_USB_CONFIG(__USBCLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_HSI48SEL, (uint32_t)(__USBCLKSource__))
+
+/** @brief Macro to get the USB clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_USBCLKSOURCE_HSI48: HSI48 selected as USB clock
+ * @arg RCC_USBCLKSOURCE_PLLCLK: PLL Clock selected as USB clock
+ */
+#define __HAL_RCC_GET_USB_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_HSI48SEL)))
+
+/** @brief Macro to configure the RNG clock (RNGCLK).
+ * @param __RNGCLKSource__: specifies the USB clock source.
+ * This parameter can be one of the following values:
+ * @arg RCC_RNGCLKSOURCE_HSI48: HSI48 selected as RNG clock
+ * @arg RCC_RNGCLKSOURCE_PLLCLK: PLL Clock selected as RNG clock
+ */
+#define __HAL_RCC_RNG_CONFIG(__RNGCLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_HSI48SEL, (uint32_t)(__RNGCLKSource__))
+
+/** @brief Macro to get the RNG clock source.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_RNGCLKSOURCE_HSI48: HSI48 selected as RNG clock
+ * @arg RCC_RNGCLKSOURCE_PLLCLK: PLL Clock selected as RNG clock
+ */
+#define __HAL_RCC_GET_RNG_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_HSI48SEL)))
+
+/** @brief macro to select the HSI48M clock source
+ * @note This macro can be replaced by either __HAL_RCC_RNG_CONFIG or
+ * __HAL_RCC_USB_CONFIG to configure respectively RNG or UBS clock sources.
+ *
+ * @param __HSI48MCLKSource__: specifies the HSI48M clock source dedicated for
+ * USB an RNG peripherals.
+ * This parameter can be one of the following values:
+ * @arg RCC_HSI48M_PLL: A dedicated 48MHZ PLL output.
+ * @arg RCC_HSI48M_RC48: 48MHZ issued from internal HSI48 oscillator.
+ */
+#define __HAL_RCC_HSI48M_CONFIG(__HSI48MCLKSource__) \
+ MODIFY_REG(RCC->CCIPR, RCC_CCIPR_HSI48SEL, (uint32_t)(__HSI48MCLKSource__))
+
+/** @brief macro to get the HSI48M clock source.
+ * @note This macro can be replaced by either __HAL_RCC_GET_RNG_SOURCE or
+ * __HAL_RCC_GET_USB_SOURCE to get respectively RNG or UBS clock sources.
+ * @retval The clock source can be one of the following values:
+ * @arg RCC_HSI48M_PLL: A dedicated 48MHZ PLL output.
+ * @arg RCC_HSI48M_RC48: 48MHZ issued from internal HSI48 oscillator.
+ */
+#define __HAL_RCC_GET_HSI48M_SOURCE() ((uint32_t)(READ_BIT(RCC->CCIPR, RCC_CCIPR_HSI48SEL)))
+#endif /* !(STM32L051xx ) && !(STM32L061xx ) */
+
+/**
+ * @brief Macros to enable or disable the force of the Internal High Speed oscillator (HSI)
+ * in STOP mode to be quickly available as kernel clock for USART and I2C.
+ * @note The Enable of this function has not effect on the HSION bit.
+ * This parameter can be: ENABLE or DISABLE.
+ * @retval None
+ */
+#define __HAL_RCC_HSISTOP_ENABLE() SET_BIT(RCC->CR, RCC_CR_HSIKERON)
+#define __HAL_RCC_HSISTOP_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_HSIKERON)
+
+/**
+ * @brief Macro to configures the External Low Speed oscillator (LSE) drive capability.
+ * @param RCC_LSEDrive: specifies the new state of the LSE drive capability.
+ * This parameter can be one of the following values:
+ * @arg RCC_LSEDRIVE_LOW: LSE oscillator low drive capability.
+ * @arg RCC_LSEDRIVE_MEDIUMLOW: LSE oscillator medium low drive capability.
+ * @arg RCC_LSEDRIVE_MEDIUMHIGH: LSE oscillator medium high drive capability.
+ * @arg RCC_LSEDRIVE_HIGH: LSE oscillator high drive capability.
+ * @retval None
+ */
+#define __HAL_RCC_LSEDRIVE_CONFIG(__RCC_LSEDrive__) (MODIFY_REG(RCC->CSR,\
+ RCC_CSR_LSEDRV, (uint32_t)(__RCC_LSEDrive__) ))
+
+/**
+ * @brief Macro to configures the wake up from stop clock.
+ * @param RCC_STOPWUCLK: specifies the clock source used after wake up from stop
+ * This parameter can be one of the following values:
+ * @arg RCC_StopWakeUpClock_MSI: MSI selected as system clock source
+ * @arg RCC_StopWakeUpClock_HSI: HSI selected as system clock source
+ * @retval None
+ */
+#define __HAL_RCC_WAKEUPSTOP_CLK_CONFIG(__RCC_STOPWUCLK__) (MODIFY_REG(RCC->CFGR,\
+ RCC_CFGR_STOPWUCK, (uint32_t)(__RCC_STOPWUCLK__) ))
+
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+/**
+ * @brief Enables the specified CRS interrupts.
+ * @param __INTERRUPT__: specifies the CRS interrupt sources to be enabled.
+ * This parameter can be any combination of the following values:
+ * @arg RCC_CRS_IT_SYNCOK
+ * @arg RCC_CRS_IT_SYNCWARN
+ * @arg RCC_CRS_IT_ERR
+ * @arg RCC_CRS_IT_ESYNC
+ * @retval None
+ */
+#define __HAL_RCC_CRS_ENABLE_IT(__INTERRUPT__) (CRS->CR |= (__INTERRUPT__))
+
+/**
+ * @brief Disables the specified CRS interrupts.
+ * @param __INTERRUPT__: specifies the CRS interrupt sources to be disabled.
+ * This parameter can be any combination of the following values:
+ * @arg RCC_CRS_IT_SYNCOK
+ * @arg RCC_CRS_IT_SYNCWARN
+ * @arg RCC_CRS_IT_ERR
+ * @arg RCC_CRS_IT_ESYNC
+ * @retval None
+ */
+#define __HAL_RCC_CRS_DISABLE_IT(__INTERRUPT__) (CRS->CR &= ~(__INTERRUPT__))
+
+/** @brief Check the CRS's interrupt has occurred or not.
+ * @param __INTERRUPT__: specifies the CRS interrupt source to check.
+ * This parameter can be one of the following values:
+ * @arg RCC_CRS_IT_SYNCOK
+ * @arg RCC_CRS_IT_SYNCWARN
+ * @arg RCC_CRS_IT_ERR
+ * @arg RCC_CRS_IT_ESYNC
+ * @retval The new state of __INTERRUPT__ (SET or RESET).
+ */
+#define __HAL_RCC_CRS_GET_IT_SOURCE(__INTERRUPT__) ((CRS->CR & (__INTERRUPT__))? SET : RESET)
+
+/** @brief Clear the CRS's interrupt pending bits
+ * 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_CRS_IT_SYNCOK
+ * @arg RCC_CRS_IT_SYNCWARN
+ * @arg RCC_CRS_IT_ERR
+ * @arg RCC_CRS_IT_ESYNC
+ * @arg RCC_CRS_IT_TRIMOVF
+ * @arg RCC_CRS_IT_SYNCERR
+ * @arg RCC_CRS_IT_SYNCMISS
+ */
+/* CRS IT Error Mask */
+#define RCC_CRS_IT_ERROR_MASK ((uint32_t)(RCC_CRS_IT_TRIMOVF | RCC_CRS_IT_SYNCERR | RCC_CRS_IT_SYNCMISS))
+
+#define __HAL_RCC_CRS_CLEAR_IT(__INTERRUPT__) ((((__INTERRUPT__) & RCC_CRS_IT_ERROR_MASK)!= 0) ? (CRS->ICR |= CRS_ICR_ERRC) : \
+ (CRS->ICR |= (__INTERRUPT__)))
+
+/**
+ * @brief Checks whether the specified CRS flag is set or not.
+ * @param _FLAG_: specifies the flag to check.
+ * This parameter can be one of the following values:
+ * @arg RCC_CRS_FLAG_SYNCOK
+ * @arg RCC_CRS_FLAG_SYNCWARN
+ * @arg RCC_CRS_FLAG_ERR
+ * @arg RCC_CRS_FLAG_ESYNC
+ * @arg RCC_CRS_FLAG_TRIMOVF
+ * @arg RCC_CRS_FLAG_SYNCERR
+ * @arg RCC_CRS_FLAG_SYNCMISS
+ * @retval The new state of _FLAG_ (TRUE or FALSE).
+ */
+#define __HAL_RCC_CRS_GET_FLAG(_FLAG_) ((CRS->ISR & (_FLAG_)) == (_FLAG_))
+
+/**
+ * @brief Clears the CRS specified FLAG.
+ * @param _FLAG_: specifies the flag to clear.
+ * This parameter can be one of the following values:
+ * @arg RCC_CRS_FLAG_SYNCOK
+ * @arg RCC_CRS_FLAG_SYNCWARN
+ * @arg RCC_CRS_FLAG_ERR
+ * @arg RCC_CRS_FLAG_ESYNC
+ * @arg RCC_CRS_FLAG_TRIMOVF
+ * @arg RCC_CRS_FLAG_SYNCERR
+ * @arg RCC_CRS_FLAG_SYNCMISS
+ * @retval None
+ */
+
+/* CRS Flag Error Mask */
+#define RCC_CRS_FLAG_ERROR_MASK ((uint32_t)(RCC_CRS_FLAG_TRIMOVF | RCC_CRS_FLAG_SYNCERR | RCC_CRS_FLAG_SYNCMISS))
+
+#define __HAL_RCC_CRS_CLEAR_FLAG(__FLAG__) ((((__FLAG__) & RCC_CRS_FLAG_ERROR_MASK)!= 0) ? (CRS->ICR |= CRS_ICR_ERRC) : \
+ (CRS->ICR |= (__FLAG__)))
+
+
+/**
+ * @brief Enables the oscillator clock for frequency error counter.
+ * @note when the CEN bit is set the CRS_CFGR register becomes write-protected.
+ * @param None
+ * @retval None
+ */
+#define __HAL_RCC_CRS_ENABLE_FREQ_ERROR_COUNTER() (CRS->CR |= CRS_CR_CEN)
+
+/**
+ * @brief Disables the oscillator clock for frequency error counter.
+ * @param None
+ * @retval None
+ */
+#define __HAL_RCC_CRS_DISABLE_FREQ_ERROR_COUNTER() (CRS->CR &= ~CRS_CR_CEN)
+
+/**
+ * @brief Enables the automatic hardware adjustment of TRIM bits.
+ * @note When the AUTOTRIMEN bit is set the CRS_CFGR register becomes write-protected.
+ * @param None
+ * @retval None
+ */
+#define __HAL_RCC_CRS_ENABLE_AUTOMATIC_CALIB() (CRS->CR |= CRS_CR_AUTOTRIMEN)
+
+/**
+ * @brief Enables or disables the automatic hardware adjustment of TRIM bits.
+ * @param None
+ * @retval None
+ */
+#define __HAL_RCC_CRS_DISABLE_AUTOMATIC_CALIB() (CRS->CR &= ~CRS_CR_AUTOTRIMEN)
+
+/**
+ * @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 None
+ */
+#define __HAL_RCC_CRS_CALCULATE_RELOADVALUE(_FTARGET_, _FSYNC_) (((_FTARGET_) / (_FSYNC_)) - 1)
+
+#endif /* !(STM32L051xx) && !(STM32L061xx) */
+
+/**
+ * @}
+ */
+
+
+/* Exported functions --------------------------------------------------------*/
+HAL_StatusTypeDef HAL_RCCEx_PeriphCLKConfig(RCC_PeriphCLKInitTypeDef *PeriphClkInit);
+void HAL_RCCEx_GetPeriphCLKConfig(RCC_PeriphCLKInitTypeDef *PeriphClkInit);
+void HAL_RCCEx_EnableLSECSS(void);
+void HAL_RCCEx_DisableLSECSS(void);
+#if !defined(STM32L051xx) && !defined(STM32L061xx)
+void HAL_RCCEx_CRSConfig(RCC_CRSInitTypeDef *pInit);
+void HAL_RCCEx_CRSSoftwareSynchronizationGenerate(void);
+void HAL_RCCEx_CRSGetSynchronizationInfo(RCC_CRSSynchroInfoTypeDef *pSynchroInfo);
+RCC_CRSStatusTypeDef HAL_RCCEx_CRSWaitSynchronization(uint32_t Timeout);
+#endif /* !(STM32L051xx) && !(STM32L061xx) */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32L0xx_HAL_RCC_EX_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/