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pigweed / third_party / github / STMicroelectronics / stm32f2xx_hal_driver / 55ea4c5b433b228577696de52898890391568b05 / . / Inc / stm32f2xx_ll_rcc.h
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/**
******************************************************************************
* @file stm32f2xx_ll_rcc.h
* @author MCD Application Team
* @brief Header file of RCC LL module.
******************************************************************************
* @attention
*
* Copyright (c) 2017 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F2xx_LL_RCC_H
#define __STM32F2xx_LL_RCC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "stm32f2xx.h"
/** @addtogroup STM32F2xx_LL_Driver
* @{
*/
#if defined(RCC)
/** @defgroup RCC_LL RCC
* @{
*/
/* Private types -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/** @defgroup RCC_LL_Private_Variables RCC Private Variables
* @{
*/
/**
* @}
*/
/* Private constants ---------------------------------------------------------*/
/* Private macros ------------------------------------------------------------*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup RCC_LL_Private_Macros RCC Private Macros
* @{
*/
/**
* @}
*/
#endif /*USE_FULL_LL_DRIVER*/
/* Exported types ------------------------------------------------------------*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup RCC_LL_Exported_Types RCC Exported Types
* @{
*/
/** @defgroup LL_ES_CLOCK_FREQ Clocks Frequency Structure
* @{
*/
/**
* @brief RCC Clocks Frequency Structure
*/
typedef struct
{
uint32_t SYSCLK_Frequency; /*!< SYSCLK clock frequency */
uint32_t HCLK_Frequency; /*!< HCLK clock frequency */
uint32_t PCLK1_Frequency; /*!< PCLK1 clock frequency */
uint32_t PCLK2_Frequency; /*!< PCLK2 clock frequency */
} LL_RCC_ClocksTypeDef;
/**
* @}
*/
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/* Exported constants --------------------------------------------------------*/
/** @defgroup RCC_LL_Exported_Constants RCC Exported Constants
* @{
*/
/** @defgroup RCC_LL_EC_OSC_VALUES Oscillator Values adaptation
* @brief Defines used to adapt values of different oscillators
* @note These values could be modified in the user environment according to
* HW set-up.
* @{
*/
#if !defined (HSE_VALUE)
#define HSE_VALUE 25000000U /*!< Value of the HSE oscillator in Hz */
#endif /* HSE_VALUE */
#if !defined (HSI_VALUE)
#define HSI_VALUE 16000000U /*!< Value of the HSI oscillator in Hz */
#endif /* HSI_VALUE */
#if !defined (LSE_VALUE)
#define LSE_VALUE 32768U /*!< Value of the LSE oscillator in Hz */
#endif /* LSE_VALUE */
#if !defined (LSI_VALUE)
#define LSI_VALUE 32000U /*!< Value of the LSI oscillator in Hz */
#endif /* LSI_VALUE */
#if !defined (EXTERNAL_CLOCK_VALUE)
#define EXTERNAL_CLOCK_VALUE 12288000U /*!< Value of the I2S_CKIN external oscillator in Hz */
#endif /* EXTERNAL_CLOCK_VALUE */
/**
* @}
*/
/** @defgroup RCC_LL_EC_CLEAR_FLAG Clear Flags Defines
* @brief Flags defines which can be used with LL_RCC_WriteReg function
* @{
*/
#define LL_RCC_CIR_LSIRDYC RCC_CIR_LSIRDYC /*!< LSI Ready Interrupt Clear */
#define LL_RCC_CIR_LSERDYC RCC_CIR_LSERDYC /*!< LSE Ready Interrupt Clear */
#define LL_RCC_CIR_HSIRDYC RCC_CIR_HSIRDYC /*!< HSI Ready Interrupt Clear */
#define LL_RCC_CIR_HSERDYC RCC_CIR_HSERDYC /*!< HSE Ready Interrupt Clear */
#define LL_RCC_CIR_PLLRDYC RCC_CIR_PLLRDYC /*!< PLL Ready Interrupt Clear */
#define LL_RCC_CIR_PLLI2SRDYC RCC_CIR_PLLI2SRDYC /*!< PLLI2S Ready Interrupt Clear */
#define LL_RCC_CIR_CSSC RCC_CIR_CSSC /*!< Clock Security System Interrupt Clear */
/**
* @}
*/
/** @defgroup RCC_LL_EC_GET_FLAG Get Flags Defines
* @brief Flags defines which can be used with LL_RCC_ReadReg function
* @{
*/
#define LL_RCC_CIR_LSIRDYF RCC_CIR_LSIRDYF /*!< LSI Ready Interrupt flag */
#define LL_RCC_CIR_LSERDYF RCC_CIR_LSERDYF /*!< LSE Ready Interrupt flag */
#define LL_RCC_CIR_HSIRDYF RCC_CIR_HSIRDYF /*!< HSI Ready Interrupt flag */
#define LL_RCC_CIR_HSERDYF RCC_CIR_HSERDYF /*!< HSE Ready Interrupt flag */
#define LL_RCC_CIR_PLLRDYF RCC_CIR_PLLRDYF /*!< PLL Ready Interrupt flag */
#define LL_RCC_CIR_PLLI2SRDYF RCC_CIR_PLLI2SRDYF /*!< PLLI2S Ready Interrupt flag */
#define LL_RCC_CIR_CSSF RCC_CIR_CSSF /*!< Clock Security System Interrupt flag */
#define LL_RCC_CSR_LPWRRSTF RCC_CSR_LPWRRSTF /*!< Low-Power reset flag */
#define LL_RCC_CSR_PINRSTF RCC_CSR_PINRSTF /*!< PIN reset flag */
#define LL_RCC_CSR_PORRSTF RCC_CSR_PORRSTF /*!< POR/PDR reset flag */
#define LL_RCC_CSR_SFTRSTF RCC_CSR_SFTRSTF /*!< Software Reset flag */
#define LL_RCC_CSR_IWDGRSTF RCC_CSR_IWDGRSTF /*!< Independent Watchdog reset flag */
#define LL_RCC_CSR_WWDGRSTF RCC_CSR_WWDGRSTF /*!< Window watchdog reset flag */
#define LL_RCC_CSR_BORRSTF RCC_CSR_BORRSTF /*!< BOR reset flag */
/**
* @}
*/
/** @defgroup RCC_LL_EC_IT IT Defines
* @brief IT defines which can be used with LL_RCC_ReadReg and LL_RCC_WriteReg functions
* @{
*/
#define LL_RCC_CIR_LSIRDYIE RCC_CIR_LSIRDYIE /*!< LSI Ready Interrupt Enable */
#define LL_RCC_CIR_LSERDYIE RCC_CIR_LSERDYIE /*!< LSE Ready Interrupt Enable */
#define LL_RCC_CIR_HSIRDYIE RCC_CIR_HSIRDYIE /*!< HSI Ready Interrupt Enable */
#define LL_RCC_CIR_HSERDYIE RCC_CIR_HSERDYIE /*!< HSE Ready Interrupt Enable */
#define LL_RCC_CIR_PLLRDYIE RCC_CIR_PLLRDYIE /*!< PLL Ready Interrupt Enable */
#define LL_RCC_CIR_PLLI2SRDYIE RCC_CIR_PLLI2SRDYIE /*!< PLLI2S Ready Interrupt Enable */
/**
* @}
*/
/** @defgroup RCC_LL_EC_SYS_CLKSOURCE System clock switch
* @{
*/
#define LL_RCC_SYS_CLKSOURCE_HSI RCC_CFGR_SW_HSI /*!< HSI selection as system clock */
#define LL_RCC_SYS_CLKSOURCE_HSE RCC_CFGR_SW_HSE /*!< HSE selection as system clock */
#define LL_RCC_SYS_CLKSOURCE_PLL RCC_CFGR_SW_PLL /*!< PLL selection as system clock */
/**
* @}
*/
/** @defgroup RCC_LL_EC_SYS_CLKSOURCE_STATUS System clock switch status
* @{
*/
#define LL_RCC_SYS_CLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */
#define LL_RCC_SYS_CLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */
#define LL_RCC_SYS_CLKSOURCE_STATUS_PLL RCC_CFGR_SWS_PLL /*!< PLL used as system clock */
/**
* @}
*/
/** @defgroup RCC_LL_EC_SYSCLK_DIV AHB prescaler
* @{
*/
#define LL_RCC_SYSCLK_DIV_1 RCC_CFGR_HPRE_DIV1 /*!< SYSCLK not divided */
#define LL_RCC_SYSCLK_DIV_2 RCC_CFGR_HPRE_DIV2 /*!< SYSCLK divided by 2 */
#define LL_RCC_SYSCLK_DIV_4 RCC_CFGR_HPRE_DIV4 /*!< SYSCLK divided by 4 */
#define LL_RCC_SYSCLK_DIV_8 RCC_CFGR_HPRE_DIV8 /*!< SYSCLK divided by 8 */
#define LL_RCC_SYSCLK_DIV_16 RCC_CFGR_HPRE_DIV16 /*!< SYSCLK divided by 16 */
#define LL_RCC_SYSCLK_DIV_64 RCC_CFGR_HPRE_DIV64 /*!< SYSCLK divided by 64 */
#define LL_RCC_SYSCLK_DIV_128 RCC_CFGR_HPRE_DIV128 /*!< SYSCLK divided by 128 */
#define LL_RCC_SYSCLK_DIV_256 RCC_CFGR_HPRE_DIV256 /*!< SYSCLK divided by 256 */
#define LL_RCC_SYSCLK_DIV_512 RCC_CFGR_HPRE_DIV512 /*!< SYSCLK divided by 512 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_APB1_DIV APB low-speed prescaler (APB1)
* @{
*/
#define LL_RCC_APB1_DIV_1 RCC_CFGR_PPRE1_DIV1 /*!< HCLK not divided */
#define LL_RCC_APB1_DIV_2 RCC_CFGR_PPRE1_DIV2 /*!< HCLK divided by 2 */
#define LL_RCC_APB1_DIV_4 RCC_CFGR_PPRE1_DIV4 /*!< HCLK divided by 4 */
#define LL_RCC_APB1_DIV_8 RCC_CFGR_PPRE1_DIV8 /*!< HCLK divided by 8 */
#define LL_RCC_APB1_DIV_16 RCC_CFGR_PPRE1_DIV16 /*!< HCLK divided by 16 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_APB2_DIV APB high-speed prescaler (APB2)
* @{
*/
#define LL_RCC_APB2_DIV_1 RCC_CFGR_PPRE2_DIV1 /*!< HCLK not divided */
#define LL_RCC_APB2_DIV_2 RCC_CFGR_PPRE2_DIV2 /*!< HCLK divided by 2 */
#define LL_RCC_APB2_DIV_4 RCC_CFGR_PPRE2_DIV4 /*!< HCLK divided by 4 */
#define LL_RCC_APB2_DIV_8 RCC_CFGR_PPRE2_DIV8 /*!< HCLK divided by 8 */
#define LL_RCC_APB2_DIV_16 RCC_CFGR_PPRE2_DIV16 /*!< HCLK divided by 16 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_MCOxSOURCE MCO source selection
* @{
*/
#define LL_RCC_MCO1SOURCE_HSI (uint32_t)(RCC_CFGR_MCO1|0x00000000U) /*!< HSI selection as MCO1 source */
#define LL_RCC_MCO1SOURCE_LSE (uint32_t)(RCC_CFGR_MCO1|(RCC_CFGR_MCO1_0 >> 16U)) /*!< LSE selection as MCO1 source */
#define LL_RCC_MCO1SOURCE_HSE (uint32_t)(RCC_CFGR_MCO1|(RCC_CFGR_MCO1_1 >> 16U)) /*!< HSE selection as MCO1 source */
#define LL_RCC_MCO1SOURCE_PLLCLK (uint32_t)(RCC_CFGR_MCO1|((RCC_CFGR_MCO1_1|RCC_CFGR_MCO1_0) >> 16U)) /*!< PLLCLK selection as MCO1 source */
#define LL_RCC_MCO2SOURCE_SYSCLK (uint32_t)(RCC_CFGR_MCO2|0x00000000U) /*!< SYSCLK selection as MCO2 source */
#define LL_RCC_MCO2SOURCE_PLLI2S (uint32_t)(RCC_CFGR_MCO2|(RCC_CFGR_MCO2_0 >> 16U)) /*!< PLLI2S selection as MCO2 source */
#define LL_RCC_MCO2SOURCE_HSE (uint32_t)(RCC_CFGR_MCO2|(RCC_CFGR_MCO2_1 >> 16U)) /*!< HSE selection as MCO2 source */
#define LL_RCC_MCO2SOURCE_PLLCLK (uint32_t)(RCC_CFGR_MCO2|((RCC_CFGR_MCO2_1|RCC_CFGR_MCO2_0) >> 16U)) /*!< PLLCLK selection as MCO2 source */
/**
* @}
*/
/** @defgroup RCC_LL_EC_MCOx_DIV MCO prescaler
* @{
*/
#define LL_RCC_MCO1_DIV_1 (uint32_t)(RCC_CFGR_MCO1PRE|0x00000000U) /*!< MCO1 not divided */
#define LL_RCC_MCO1_DIV_2 (uint32_t)(RCC_CFGR_MCO1PRE|(RCC_CFGR_MCO1PRE_2 >> 16U)) /*!< MCO1 divided by 2 */
#define LL_RCC_MCO1_DIV_3 (uint32_t)(RCC_CFGR_MCO1PRE|((RCC_CFGR_MCO1PRE_2|RCC_CFGR_MCO1PRE_0) >> 16U)) /*!< MCO1 divided by 3 */
#define LL_RCC_MCO1_DIV_4 (uint32_t)(RCC_CFGR_MCO1PRE|((RCC_CFGR_MCO1PRE_2|RCC_CFGR_MCO1PRE_1) >> 16U)) /*!< MCO1 divided by 4 */
#define LL_RCC_MCO1_DIV_5 (uint32_t)(RCC_CFGR_MCO1PRE|(RCC_CFGR_MCO1PRE >> 16U)) /*!< MCO1 divided by 5 */
#define LL_RCC_MCO2_DIV_1 (uint32_t)(RCC_CFGR_MCO2PRE|0x00000000U) /*!< MCO2 not divided */
#define LL_RCC_MCO2_DIV_2 (uint32_t)(RCC_CFGR_MCO2PRE|(RCC_CFGR_MCO2PRE_2 >> 16U)) /*!< MCO2 divided by 2 */
#define LL_RCC_MCO2_DIV_3 (uint32_t)(RCC_CFGR_MCO2PRE|((RCC_CFGR_MCO2PRE_2|RCC_CFGR_MCO2PRE_0) >> 16U)) /*!< MCO2 divided by 3 */
#define LL_RCC_MCO2_DIV_4 (uint32_t)(RCC_CFGR_MCO2PRE|((RCC_CFGR_MCO2PRE_2|RCC_CFGR_MCO2PRE_1) >> 16U)) /*!< MCO2 divided by 4 */
#define LL_RCC_MCO2_DIV_5 (uint32_t)(RCC_CFGR_MCO2PRE|(RCC_CFGR_MCO2PRE >> 16U)) /*!< MCO2 divided by 5 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_RTC_HSEDIV HSE prescaler for RTC clock
* @{
*/
#define LL_RCC_RTC_NOCLOCK 0x00000000U /*!< HSE not divided */
#define LL_RCC_RTC_HSE_DIV_2 RCC_CFGR_RTCPRE_1 /*!< HSE clock divided by 2 */
#define LL_RCC_RTC_HSE_DIV_3 (RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 3 */
#define LL_RCC_RTC_HSE_DIV_4 RCC_CFGR_RTCPRE_2 /*!< HSE clock divided by 4 */
#define LL_RCC_RTC_HSE_DIV_5 (RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 5 */
#define LL_RCC_RTC_HSE_DIV_6 (RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 6 */
#define LL_RCC_RTC_HSE_DIV_7 (RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 7 */
#define LL_RCC_RTC_HSE_DIV_8 RCC_CFGR_RTCPRE_3 /*!< HSE clock divided by 8 */
#define LL_RCC_RTC_HSE_DIV_9 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 9 */
#define LL_RCC_RTC_HSE_DIV_10 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 10 */
#define LL_RCC_RTC_HSE_DIV_11 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 11 */
#define LL_RCC_RTC_HSE_DIV_12 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2) /*!< HSE clock divided by 12 */
#define LL_RCC_RTC_HSE_DIV_13 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 13 */
#define LL_RCC_RTC_HSE_DIV_14 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 14 */
#define LL_RCC_RTC_HSE_DIV_15 (RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 15 */
#define LL_RCC_RTC_HSE_DIV_16 RCC_CFGR_RTCPRE_4 /*!< HSE clock divided by 16 */
#define LL_RCC_RTC_HSE_DIV_17 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 17 */
#define LL_RCC_RTC_HSE_DIV_18 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 18 */
#define LL_RCC_RTC_HSE_DIV_19 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 19 */
#define LL_RCC_RTC_HSE_DIV_20 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_2) /*!< HSE clock divided by 20 */
#define LL_RCC_RTC_HSE_DIV_21 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 21 */
#define LL_RCC_RTC_HSE_DIV_22 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 22 */
#define LL_RCC_RTC_HSE_DIV_23 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 23 */
#define LL_RCC_RTC_HSE_DIV_24 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3) /*!< HSE clock divided by 24 */
#define LL_RCC_RTC_HSE_DIV_25 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 25 */
#define LL_RCC_RTC_HSE_DIV_26 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 26 */
#define LL_RCC_RTC_HSE_DIV_27 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 27 */
#define LL_RCC_RTC_HSE_DIV_28 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2) /*!< HSE clock divided by 28 */
#define LL_RCC_RTC_HSE_DIV_29 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 29 */
#define LL_RCC_RTC_HSE_DIV_30 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1) /*!< HSE clock divided by 30 */
#define LL_RCC_RTC_HSE_DIV_31 (RCC_CFGR_RTCPRE_4|RCC_CFGR_RTCPRE_3|RCC_CFGR_RTCPRE_2|RCC_CFGR_RTCPRE_1|RCC_CFGR_RTCPRE_0) /*!< HSE clock divided by 31 */
/**
* @}
*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup RCC_LL_EC_PERIPH_FREQUENCY Peripheral clock frequency
* @{
*/
#define LL_RCC_PERIPH_FREQUENCY_NO 0x00000000U /*!< No clock enabled for the peripheral */
#define LL_RCC_PERIPH_FREQUENCY_NA 0xFFFFFFFFU /*!< Frequency cannot be provided as external clock */
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/** @defgroup RCC_LL_EC_I2S1_CLKSOURCE Peripheral I2S clock source selection
* @{
*/
#define LL_RCC_I2S1_CLKSOURCE_PLLI2S 0x00000000U /*!< I2S oscillator clock used as I2S1 clock */
#define LL_RCC_I2S1_CLKSOURCE_PIN RCC_CFGR_I2SSRC /*!< External pin clock used as I2S1 clock */
/**
* @}
*/
/** @defgroup RCC_LL_EC_I2S1 Peripheral I2S get clock source
* @{
*/
#define LL_RCC_I2S1_CLKSOURCE RCC_CFGR_I2SSRC /*!< I2S1 Clock source selection */
/**
* @}
*/
/** @defgroup RCC_LL_EC_RTC_CLKSOURCE RTC clock source selection
* @{
*/
#define LL_RCC_RTC_CLKSOURCE_NONE 0x00000000U /*!< No clock used as RTC clock */
#define LL_RCC_RTC_CLKSOURCE_LSE RCC_BDCR_RTCSEL_0 /*!< LSE oscillator clock used as RTC clock */
#define LL_RCC_RTC_CLKSOURCE_LSI RCC_BDCR_RTCSEL_1 /*!< LSI oscillator clock used as RTC clock */
#define LL_RCC_RTC_CLKSOURCE_HSE RCC_BDCR_RTCSEL /*!< HSE oscillator clock divided by HSE prescaler used as RTC clock */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLLSOURCE PLL and PLLI2S entry clock source
* @{
*/
#define LL_RCC_PLLSOURCE_HSI RCC_PLLCFGR_PLLSRC_HSI /*!< HSI16 clock selected as PLL entry clock source */
#define LL_RCC_PLLSOURCE_HSE RCC_PLLCFGR_PLLSRC_HSE /*!< HSE clock selected as PLL entry clock source */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLLM_DIV PLL and PLLI2S division factor
* @{
*/
#define LL_RCC_PLLM_DIV_2 (RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 2 */
#define LL_RCC_PLLM_DIV_3 (RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 3 */
#define LL_RCC_PLLM_DIV_4 (RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 4 */
#define LL_RCC_PLLM_DIV_5 (RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 5 */
#define LL_RCC_PLLM_DIV_6 (RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 6 */
#define LL_RCC_PLLM_DIV_7 (RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 7 */
#define LL_RCC_PLLM_DIV_8 (RCC_PLLCFGR_PLLM_3) /*!< PLL and PLLI2S division factor by 8 */
#define LL_RCC_PLLM_DIV_9 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 9 */
#define LL_RCC_PLLM_DIV_10 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 10 */
#define LL_RCC_PLLM_DIV_11 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 11 */
#define LL_RCC_PLLM_DIV_12 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 12 */
#define LL_RCC_PLLM_DIV_13 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 13 */
#define LL_RCC_PLLM_DIV_14 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 14 */
#define LL_RCC_PLLM_DIV_15 (RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 15 */
#define LL_RCC_PLLM_DIV_16 (RCC_PLLCFGR_PLLM_4) /*!< PLL and PLLI2S division factor by 16 */
#define LL_RCC_PLLM_DIV_17 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 17 */
#define LL_RCC_PLLM_DIV_18 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 18 */
#define LL_RCC_PLLM_DIV_19 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 19 */
#define LL_RCC_PLLM_DIV_20 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 20 */
#define LL_RCC_PLLM_DIV_21 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 21 */
#define LL_RCC_PLLM_DIV_22 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 22 */
#define LL_RCC_PLLM_DIV_23 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 23 */
#define LL_RCC_PLLM_DIV_24 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3) /*!< PLL and PLLI2S division factor by 24 */
#define LL_RCC_PLLM_DIV_25 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 25 */
#define LL_RCC_PLLM_DIV_26 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 26 */
#define LL_RCC_PLLM_DIV_27 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 27 */
#define LL_RCC_PLLM_DIV_28 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 28 */
#define LL_RCC_PLLM_DIV_29 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 29 */
#define LL_RCC_PLLM_DIV_30 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 30 */
#define LL_RCC_PLLM_DIV_31 (RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 31 */
#define LL_RCC_PLLM_DIV_32 (RCC_PLLCFGR_PLLM_5) /*!< PLL and PLLI2S division factor by 32 */
#define LL_RCC_PLLM_DIV_33 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 33 */
#define LL_RCC_PLLM_DIV_34 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 34 */
#define LL_RCC_PLLM_DIV_35 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 35 */
#define LL_RCC_PLLM_DIV_36 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 36 */
#define LL_RCC_PLLM_DIV_37 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 37 */
#define LL_RCC_PLLM_DIV_38 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 38 */
#define LL_RCC_PLLM_DIV_39 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 39 */
#define LL_RCC_PLLM_DIV_40 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3) /*!< PLL and PLLI2S division factor by 40 */
#define LL_RCC_PLLM_DIV_41 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 41 */
#define LL_RCC_PLLM_DIV_42 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 42 */
#define LL_RCC_PLLM_DIV_43 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 43 */
#define LL_RCC_PLLM_DIV_44 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 44 */
#define LL_RCC_PLLM_DIV_45 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 45 */
#define LL_RCC_PLLM_DIV_46 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 46 */
#define LL_RCC_PLLM_DIV_47 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 47 */
#define LL_RCC_PLLM_DIV_48 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4) /*!< PLL and PLLI2S division factor by 48 */
#define LL_RCC_PLLM_DIV_49 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 49 */
#define LL_RCC_PLLM_DIV_50 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 50 */
#define LL_RCC_PLLM_DIV_51 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 51 */
#define LL_RCC_PLLM_DIV_52 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 52 */
#define LL_RCC_PLLM_DIV_53 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 53 */
#define LL_RCC_PLLM_DIV_54 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 54 */
#define LL_RCC_PLLM_DIV_55 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 55 */
#define LL_RCC_PLLM_DIV_56 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3) /*!< PLL and PLLI2S division factor by 56 */
#define LL_RCC_PLLM_DIV_57 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 57 */
#define LL_RCC_PLLM_DIV_58 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 58 */
#define LL_RCC_PLLM_DIV_59 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 59 */
#define LL_RCC_PLLM_DIV_60 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2) /*!< PLL and PLLI2S division factor by 60 */
#define LL_RCC_PLLM_DIV_61 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 61 */
#define LL_RCC_PLLM_DIV_62 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1) /*!< PLL and PLLI2S division factor by 62 */
#define LL_RCC_PLLM_DIV_63 (RCC_PLLCFGR_PLLM_5 | RCC_PLLCFGR_PLLM_4 | RCC_PLLCFGR_PLLM_3 | RCC_PLLCFGR_PLLM_2 | RCC_PLLCFGR_PLLM_1 | RCC_PLLCFGR_PLLM_0) /*!< PLL and PLLI2S division factor by 63 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLLP_DIV PLL division factor (PLLP)
* @{
*/
#define LL_RCC_PLLP_DIV_2 0x00000000U /*!< Main PLL division factor for PLLP output by 2 */
#define LL_RCC_PLLP_DIV_4 RCC_PLLCFGR_PLLP_0 /*!< Main PLL division factor for PLLP output by 4 */
#define LL_RCC_PLLP_DIV_6 RCC_PLLCFGR_PLLP_1 /*!< Main PLL division factor for PLLP output by 6 */
#define LL_RCC_PLLP_DIV_8 (RCC_PLLCFGR_PLLP_1 | RCC_PLLCFGR_PLLP_0) /*!< Main PLL division factor for PLLP output by 8 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLLQ_DIV PLL division factor (PLLQ)
* @{
*/
#define LL_RCC_PLLQ_DIV_2 RCC_PLLCFGR_PLLQ_1 /*!< Main PLL division factor for PLLQ output by 2 */
#define LL_RCC_PLLQ_DIV_3 (RCC_PLLCFGR_PLLQ_1|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 3 */
#define LL_RCC_PLLQ_DIV_4 RCC_PLLCFGR_PLLQ_2 /*!< Main PLL division factor for PLLQ output by 4 */
#define LL_RCC_PLLQ_DIV_5 (RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 5 */
#define LL_RCC_PLLQ_DIV_6 (RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 6 */
#define LL_RCC_PLLQ_DIV_7 (RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_1|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 7 */
#define LL_RCC_PLLQ_DIV_8 RCC_PLLCFGR_PLLQ_3 /*!< Main PLL division factor for PLLQ output by 8 */
#define LL_RCC_PLLQ_DIV_9 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 9 */
#define LL_RCC_PLLQ_DIV_10 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 10 */
#define LL_RCC_PLLQ_DIV_11 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_1|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 11 */
#define LL_RCC_PLLQ_DIV_12 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_2) /*!< Main PLL division factor for PLLQ output by 12 */
#define LL_RCC_PLLQ_DIV_13 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 13 */
#define LL_RCC_PLLQ_DIV_14 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_1) /*!< Main PLL division factor for PLLQ output by 14 */
#define LL_RCC_PLLQ_DIV_15 (RCC_PLLCFGR_PLLQ_3|RCC_PLLCFGR_PLLQ_2|RCC_PLLCFGR_PLLQ_1|RCC_PLLCFGR_PLLQ_0) /*!< Main PLL division factor for PLLQ output by 15 */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLL_SPRE_SEL PLL Spread Spectrum Selection
* @{
*/
#define LL_RCC_SPREAD_SELECT_CENTER 0x00000000U /*!< PLL center spread spectrum selection */
#define LL_RCC_SPREAD_SELECT_DOWN RCC_SSCGR_SPREADSEL /*!< PLL down spread spectrum selection */
/**
* @}
*/
/** @defgroup RCC_LL_EC_PLLI2SR PLLI2SR division factor (PLLI2SR)
* @{
*/
#define LL_RCC_PLLI2SR_DIV_2 RCC_PLLI2SCFGR_PLLI2SR_1 /*!< PLLI2S division factor for PLLI2SR output by 2 */
#define LL_RCC_PLLI2SR_DIV_3 (RCC_PLLI2SCFGR_PLLI2SR_1 | RCC_PLLI2SCFGR_PLLI2SR_0) /*!< PLLI2S division factor for PLLI2SR output by 3 */
#define LL_RCC_PLLI2SR_DIV_4 RCC_PLLI2SCFGR_PLLI2SR_2 /*!< PLLI2S division factor for PLLI2SR output by 4 */
#define LL_RCC_PLLI2SR_DIV_5 (RCC_PLLI2SCFGR_PLLI2SR_2 | RCC_PLLI2SCFGR_PLLI2SR_0) /*!< PLLI2S division factor for PLLI2SR output by 5 */
#define LL_RCC_PLLI2SR_DIV_6 (RCC_PLLI2SCFGR_PLLI2SR_2 | RCC_PLLI2SCFGR_PLLI2SR_1) /*!< PLLI2S division factor for PLLI2SR output by 6 */
#define LL_RCC_PLLI2SR_DIV_7 (RCC_PLLI2SCFGR_PLLI2SR_2 | RCC_PLLI2SCFGR_PLLI2SR_1 | RCC_PLLI2SCFGR_PLLI2SR_0) /*!< PLLI2S division factor for PLLI2SR output by 7 */
/**
* @}
*/
/**
* @}
*/
/* Exported macro ------------------------------------------------------------*/
/** @defgroup RCC_LL_Exported_Macros RCC Exported Macros
* @{
*/
/** @defgroup RCC_LL_EM_WRITE_READ Common Write and read registers Macros
* @{
*/
/**
* @brief Write a value in RCC register
* @param __REG__ Register to be written
* @param __VALUE__ Value to be written in the register
* @retval None
*/
#define LL_RCC_WriteReg(__REG__, __VALUE__) WRITE_REG(RCC->__REG__, (__VALUE__))
/**
* @brief Read a value in RCC register
* @param __REG__ Register to be read
* @retval Register value
*/
#define LL_RCC_ReadReg(__REG__) READ_REG(RCC->__REG__)
/**
* @}
*/
/** @defgroup RCC_LL_EM_CALC_FREQ Calculate frequencies
* @{
*/
/**
* @brief Helper macro to calculate the PLLCLK frequency on system domain
* @note ex: @ref __LL_RCC_CALC_PLLCLK_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
* @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetP ());
* @param __INPUTFREQ__ PLL Input frequency (based on HSE/HSI)
* @param __PLLM__ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
* @param __PLLN__ Between 192 and 432
* @param __PLLP__ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLP_DIV_2
* @arg @ref LL_RCC_PLLP_DIV_4
* @arg @ref LL_RCC_PLLP_DIV_6
* @arg @ref LL_RCC_PLLP_DIV_8
* @retval PLL clock frequency (in Hz)
*/
#define __LL_RCC_CALC_PLLCLK_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLP__) ((__INPUTFREQ__) / (__PLLM__) * (__PLLN__) / \
((((__PLLP__) >> RCC_PLLCFGR_PLLP_Pos ) + 1U) * 2U))
/**
* @brief Helper macro to calculate the PLLCLK frequency used on 48M domain
* @note ex: @ref __LL_RCC_CALC_PLLCLK_48M_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
* @ref LL_RCC_PLL_GetN (), @ref LL_RCC_PLL_GetQ ());
* @param __INPUTFREQ__ PLL Input frequency (based on HSE/HSI)
* @param __PLLM__ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
* @param __PLLN__ Between 192 and 432
* @param __PLLQ__ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLQ_DIV_2
* @arg @ref LL_RCC_PLLQ_DIV_3
* @arg @ref LL_RCC_PLLQ_DIV_4
* @arg @ref LL_RCC_PLLQ_DIV_5
* @arg @ref LL_RCC_PLLQ_DIV_6
* @arg @ref LL_RCC_PLLQ_DIV_7
* @arg @ref LL_RCC_PLLQ_DIV_8
* @arg @ref LL_RCC_PLLQ_DIV_9
* @arg @ref LL_RCC_PLLQ_DIV_10
* @arg @ref LL_RCC_PLLQ_DIV_11
* @arg @ref LL_RCC_PLLQ_DIV_12
* @arg @ref LL_RCC_PLLQ_DIV_13
* @arg @ref LL_RCC_PLLQ_DIV_14
* @arg @ref LL_RCC_PLLQ_DIV_15
* @retval PLL clock frequency (in Hz)
*/
#define __LL_RCC_CALC_PLLCLK_48M_FREQ(__INPUTFREQ__, __PLLM__, __PLLN__, __PLLQ__) ((__INPUTFREQ__) / (__PLLM__) * (__PLLN__) / \
((__PLLQ__) >> RCC_PLLCFGR_PLLQ_Pos ))
/**
* @retval PLLI2S clock frequency (in Hz)
*/
/**
* @brief Helper macro to calculate the PLLI2S frequency used for I2S domain
* @note ex: @ref __LL_RCC_CALC_PLLI2S_I2S_FREQ (HSE_VALUE,@ref LL_RCC_PLL_GetDivider (),
* @ref LL_RCC_PLLI2S_GetN (), @ref LL_RCC_PLLI2S_GetR ());
* @param __INPUTFREQ__ PLL Input frequency (based on HSE/HSI)
* @param __PLLM__ This parameter can be one of the following values:
* @param __PLLI2SN__ Between 192 and 432
* @param __PLLI2SR__ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLI2SR_DIV_2
* @arg @ref LL_RCC_PLLI2SR_DIV_3
* @arg @ref LL_RCC_PLLI2SR_DIV_4
* @arg @ref LL_RCC_PLLI2SR_DIV_5
* @arg @ref LL_RCC_PLLI2SR_DIV_6
* @arg @ref LL_RCC_PLLI2SR_DIV_7
* @retval PLLI2S clock frequency (in Hz)
*/
#define __LL_RCC_CALC_PLLI2S_I2S_FREQ(__INPUTFREQ__, __PLLM__, __PLLI2SN__, __PLLI2SR__) (((__INPUTFREQ__) / (__PLLM__)) * (__PLLI2SN__) / \
((__PLLI2SR__) >> RCC_PLLI2SCFGR_PLLI2SR_Pos))
/**
* @brief Helper macro to calculate the HCLK frequency
* @param __SYSCLKFREQ__ SYSCLK frequency (based on HSE/HSI/PLLCLK)
* @param __AHBPRESCALER__ This parameter can be one of the following values:
* @arg @ref LL_RCC_SYSCLK_DIV_1
* @arg @ref LL_RCC_SYSCLK_DIV_2
* @arg @ref LL_RCC_SYSCLK_DIV_4
* @arg @ref LL_RCC_SYSCLK_DIV_8
* @arg @ref LL_RCC_SYSCLK_DIV_16
* @arg @ref LL_RCC_SYSCLK_DIV_64
* @arg @ref LL_RCC_SYSCLK_DIV_128
* @arg @ref LL_RCC_SYSCLK_DIV_256
* @arg @ref LL_RCC_SYSCLK_DIV_512
* @retval HCLK clock frequency (in Hz)
*/
#define __LL_RCC_CALC_HCLK_FREQ(__SYSCLKFREQ__, __AHBPRESCALER__) ((__SYSCLKFREQ__) >> AHBPrescTable[((__AHBPRESCALER__) & RCC_CFGR_HPRE) >> RCC_CFGR_HPRE_Pos])
/**
* @brief Helper macro to calculate the PCLK1 frequency (ABP1)
* @param __HCLKFREQ__ HCLK frequency
* @param __APB1PRESCALER__ This parameter can be one of the following values:
* @arg @ref LL_RCC_APB1_DIV_1
* @arg @ref LL_RCC_APB1_DIV_2
* @arg @ref LL_RCC_APB1_DIV_4
* @arg @ref LL_RCC_APB1_DIV_8
* @arg @ref LL_RCC_APB1_DIV_16
* @retval PCLK1 clock frequency (in Hz)
*/
#define __LL_RCC_CALC_PCLK1_FREQ(__HCLKFREQ__, __APB1PRESCALER__) ((__HCLKFREQ__) >> APBPrescTable[(__APB1PRESCALER__) >> RCC_CFGR_PPRE1_Pos])
/**
* @brief Helper macro to calculate the PCLK2 frequency (ABP2)
* @param __HCLKFREQ__ HCLK frequency
* @param __APB2PRESCALER__ This parameter can be one of the following values:
* @arg @ref LL_RCC_APB2_DIV_1
* @arg @ref LL_RCC_APB2_DIV_2
* @arg @ref LL_RCC_APB2_DIV_4
* @arg @ref LL_RCC_APB2_DIV_8
* @arg @ref LL_RCC_APB2_DIV_16
* @retval PCLK2 clock frequency (in Hz)
*/
#define __LL_RCC_CALC_PCLK2_FREQ(__HCLKFREQ__, __APB2PRESCALER__) ((__HCLKFREQ__) >> APBPrescTable[(__APB2PRESCALER__) >> RCC_CFGR_PPRE2_Pos])
/**
* @}
*/
/**
* @}
*/
/* Exported functions --------------------------------------------------------*/
/** @defgroup RCC_LL_Exported_Functions RCC Exported Functions
* @{
*/
/** @defgroup RCC_LL_EF_HSE HSE
* @{
*/
/**
* @brief Enable the Clock Security System.
* @rmtoll CR CSSON LL_RCC_HSE_EnableCSS
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSE_EnableCSS(void)
{
SET_BIT(RCC->CR, RCC_CR_CSSON);
}
/**
* @brief Enable HSE external oscillator (HSE Bypass)
* @rmtoll CR HSEBYP LL_RCC_HSE_EnableBypass
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSE_EnableBypass(void)
{
SET_BIT(RCC->CR, RCC_CR_HSEBYP);
}
/**
* @brief Disable HSE external oscillator (HSE Bypass)
* @rmtoll CR HSEBYP LL_RCC_HSE_DisableBypass
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSE_DisableBypass(void)
{
CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP);
}
/**
* @brief Enable HSE crystal oscillator (HSE ON)
* @rmtoll CR HSEON LL_RCC_HSE_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSE_Enable(void)
{
SET_BIT(RCC->CR, RCC_CR_HSEON);
}
/**
* @brief Disable HSE crystal oscillator (HSE ON)
* @rmtoll CR HSEON LL_RCC_HSE_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSE_Disable(void)
{
CLEAR_BIT(RCC->CR, RCC_CR_HSEON);
}
/**
* @brief Check if HSE oscillator Ready
* @rmtoll CR HSERDY LL_RCC_HSE_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_HSE_IsReady(void)
{
return (READ_BIT(RCC->CR, RCC_CR_HSERDY) == (RCC_CR_HSERDY));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_HSI HSI
* @{
*/
/**
* @brief Enable HSI oscillator
* @rmtoll CR HSION LL_RCC_HSI_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSI_Enable(void)
{
SET_BIT(RCC->CR, RCC_CR_HSION);
}
/**
* @brief Disable HSI oscillator
* @rmtoll CR HSION LL_RCC_HSI_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSI_Disable(void)
{
CLEAR_BIT(RCC->CR, RCC_CR_HSION);
}
/**
* @brief Check if HSI clock is ready
* @rmtoll CR HSIRDY LL_RCC_HSI_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_HSI_IsReady(void)
{
return (READ_BIT(RCC->CR, RCC_CR_HSIRDY) == (RCC_CR_HSIRDY));
}
/**
* @brief Get HSI Calibration value
* @note When HSITRIM is written, HSICAL is updated with the sum of
* HSITRIM and the factory trim value
* @rmtoll CR HSICAL LL_RCC_HSI_GetCalibration
* @retval Between Min_Data = 0x00 and Max_Data = 0xFF
*/
__STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibration(void)
{
return (uint32_t)(READ_BIT(RCC->CR, RCC_CR_HSICAL) >> RCC_CR_HSICAL_Pos);
}
/**
* @brief Set HSI Calibration trimming
* @note user-programmable trimming value that is added to the HSICAL
* @note Default value is 16, which, when added to the HSICAL value,
* should trim the HSI to 16 MHz +/- 1 %
* @rmtoll CR HSITRIM LL_RCC_HSI_SetCalibTrimming
* @param Value Between Min_Data = 0 and Max_Data = 31
* @retval None
*/
__STATIC_INLINE void LL_RCC_HSI_SetCalibTrimming(uint32_t Value)
{
MODIFY_REG(RCC->CR, RCC_CR_HSITRIM, Value << RCC_CR_HSITRIM_Pos);
}
/**
* @brief Get HSI Calibration trimming
* @rmtoll CR HSITRIM LL_RCC_HSI_GetCalibTrimming
* @retval Between Min_Data = 0 and Max_Data = 31
*/
__STATIC_INLINE uint32_t LL_RCC_HSI_GetCalibTrimming(void)
{
return (uint32_t)(READ_BIT(RCC->CR, RCC_CR_HSITRIM) >> RCC_CR_HSITRIM_Pos);
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_LSE LSE
* @{
*/
/**
* @brief Enable Low Speed External (LSE) crystal.
* @rmtoll BDCR LSEON LL_RCC_LSE_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSE_Enable(void)
{
SET_BIT(RCC->BDCR, RCC_BDCR_LSEON);
}
/**
* @brief Disable Low Speed External (LSE) crystal.
* @rmtoll BDCR LSEON LL_RCC_LSE_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSE_Disable(void)
{
CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEON);
}
/**
* @brief Enable external clock source (LSE bypass).
* @rmtoll BDCR LSEBYP LL_RCC_LSE_EnableBypass
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSE_EnableBypass(void)
{
SET_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
}
/**
* @brief Disable external clock source (LSE bypass).
* @rmtoll BDCR LSEBYP LL_RCC_LSE_DisableBypass
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSE_DisableBypass(void)
{
CLEAR_BIT(RCC->BDCR, RCC_BDCR_LSEBYP);
}
/**
* @brief Check if LSE oscillator Ready
* @rmtoll BDCR LSERDY LL_RCC_LSE_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_LSE_IsReady(void)
{
return (READ_BIT(RCC->BDCR, RCC_BDCR_LSERDY) == (RCC_BDCR_LSERDY));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_LSI LSI
* @{
*/
/**
* @brief Enable LSI Oscillator
* @rmtoll CSR LSION LL_RCC_LSI_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSI_Enable(void)
{
SET_BIT(RCC->CSR, RCC_CSR_LSION);
}
/**
* @brief Disable LSI Oscillator
* @rmtoll CSR LSION LL_RCC_LSI_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_LSI_Disable(void)
{
CLEAR_BIT(RCC->CSR, RCC_CSR_LSION);
}
/**
* @brief Check if LSI is Ready
* @rmtoll CSR LSIRDY LL_RCC_LSI_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_LSI_IsReady(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_LSIRDY) == (RCC_CSR_LSIRDY));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_System System
* @{
*/
/**
* @brief Configure the system clock source
* @rmtoll CFGR SW LL_RCC_SetSysClkSource
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_SYS_CLKSOURCE_HSI
* @arg @ref LL_RCC_SYS_CLKSOURCE_HSE
* @arg @ref LL_RCC_SYS_CLKSOURCE_PLL
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetSysClkSource(uint32_t Source)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, Source);
}
/**
* @brief Get the system clock source
* @rmtoll CFGR SWS LL_RCC_GetSysClkSource
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSI
* @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_HSE
* @arg @ref LL_RCC_SYS_CLKSOURCE_STATUS_PLL
*/
__STATIC_INLINE uint32_t LL_RCC_GetSysClkSource(void)
{
return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_SWS));
}
/**
* @brief Set AHB prescaler
* @rmtoll CFGR HPRE LL_RCC_SetAHBPrescaler
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_RCC_SYSCLK_DIV_1
* @arg @ref LL_RCC_SYSCLK_DIV_2
* @arg @ref LL_RCC_SYSCLK_DIV_4
* @arg @ref LL_RCC_SYSCLK_DIV_8
* @arg @ref LL_RCC_SYSCLK_DIV_16
* @arg @ref LL_RCC_SYSCLK_DIV_64
* @arg @ref LL_RCC_SYSCLK_DIV_128
* @arg @ref LL_RCC_SYSCLK_DIV_256
* @arg @ref LL_RCC_SYSCLK_DIV_512
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetAHBPrescaler(uint32_t Prescaler)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, Prescaler);
}
/**
* @brief Set APB1 prescaler
* @rmtoll CFGR PPRE1 LL_RCC_SetAPB1Prescaler
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_RCC_APB1_DIV_1
* @arg @ref LL_RCC_APB1_DIV_2
* @arg @ref LL_RCC_APB1_DIV_4
* @arg @ref LL_RCC_APB1_DIV_8
* @arg @ref LL_RCC_APB1_DIV_16
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetAPB1Prescaler(uint32_t Prescaler)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, Prescaler);
}
/**
* @brief Set APB2 prescaler
* @rmtoll CFGR PPRE2 LL_RCC_SetAPB2Prescaler
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_RCC_APB2_DIV_1
* @arg @ref LL_RCC_APB2_DIV_2
* @arg @ref LL_RCC_APB2_DIV_4
* @arg @ref LL_RCC_APB2_DIV_8
* @arg @ref LL_RCC_APB2_DIV_16
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetAPB2Prescaler(uint32_t Prescaler)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, Prescaler);
}
/**
* @brief Get AHB prescaler
* @rmtoll CFGR HPRE LL_RCC_GetAHBPrescaler
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_SYSCLK_DIV_1
* @arg @ref LL_RCC_SYSCLK_DIV_2
* @arg @ref LL_RCC_SYSCLK_DIV_4
* @arg @ref LL_RCC_SYSCLK_DIV_8
* @arg @ref LL_RCC_SYSCLK_DIV_16
* @arg @ref LL_RCC_SYSCLK_DIV_64
* @arg @ref LL_RCC_SYSCLK_DIV_128
* @arg @ref LL_RCC_SYSCLK_DIV_256
* @arg @ref LL_RCC_SYSCLK_DIV_512
*/
__STATIC_INLINE uint32_t LL_RCC_GetAHBPrescaler(void)
{
return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_HPRE));
}
/**
* @brief Get APB1 prescaler
* @rmtoll CFGR PPRE1 LL_RCC_GetAPB1Prescaler
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_APB1_DIV_1
* @arg @ref LL_RCC_APB1_DIV_2
* @arg @ref LL_RCC_APB1_DIV_4
* @arg @ref LL_RCC_APB1_DIV_8
* @arg @ref LL_RCC_APB1_DIV_16
*/
__STATIC_INLINE uint32_t LL_RCC_GetAPB1Prescaler(void)
{
return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE1));
}
/**
* @brief Get APB2 prescaler
* @rmtoll CFGR PPRE2 LL_RCC_GetAPB2Prescaler
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_APB2_DIV_1
* @arg @ref LL_RCC_APB2_DIV_2
* @arg @ref LL_RCC_APB2_DIV_4
* @arg @ref LL_RCC_APB2_DIV_8
* @arg @ref LL_RCC_APB2_DIV_16
*/
__STATIC_INLINE uint32_t LL_RCC_GetAPB2Prescaler(void)
{
return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PPRE2));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_MCO MCO
* @{
*/
/**
* @brief Configure MCOx
* @rmtoll CFGR MCO1 LL_RCC_ConfigMCO\n
* CFGR MCO1PRE LL_RCC_ConfigMCO\n
* CFGR MCO2 LL_RCC_ConfigMCO\n
* CFGR MCO2PRE LL_RCC_ConfigMCO
* @param MCOxSource This parameter can be one of the following values:
* @arg @ref LL_RCC_MCO1SOURCE_HSI
* @arg @ref LL_RCC_MCO1SOURCE_LSE
* @arg @ref LL_RCC_MCO1SOURCE_HSE
* @arg @ref LL_RCC_MCO1SOURCE_PLLCLK
* @arg @ref LL_RCC_MCO2SOURCE_SYSCLK
* @arg @ref LL_RCC_MCO2SOURCE_PLLI2S
* @arg @ref LL_RCC_MCO2SOURCE_HSE
* @arg @ref LL_RCC_MCO2SOURCE_PLLCLK
* @param MCOxPrescaler This parameter can be one of the following values:
* @arg @ref LL_RCC_MCO1_DIV_1
* @arg @ref LL_RCC_MCO1_DIV_2
* @arg @ref LL_RCC_MCO1_DIV_3
* @arg @ref LL_RCC_MCO1_DIV_4
* @arg @ref LL_RCC_MCO1_DIV_5
* @arg @ref LL_RCC_MCO2_DIV_1
* @arg @ref LL_RCC_MCO2_DIV_2
* @arg @ref LL_RCC_MCO2_DIV_3
* @arg @ref LL_RCC_MCO2_DIV_4
* @arg @ref LL_RCC_MCO2_DIV_5
* @retval None
*/
__STATIC_INLINE void LL_RCC_ConfigMCO(uint32_t MCOxSource, uint32_t MCOxPrescaler)
{
MODIFY_REG(RCC->CFGR, (MCOxSource & 0xFFFF0000U) | (MCOxPrescaler & 0xFFFF0000U), (MCOxSource << 16U) | (MCOxPrescaler << 16U));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_Peripheral_Clock_Source Peripheral Clock Source
* @{
*/
/**
* @brief Configure I2S clock source
* @rmtoll CFGR I2SSRC LL_RCC_SetI2SClockSource
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_I2S1_CLKSOURCE_PLLI2S
* @arg @ref LL_RCC_I2S1_CLKSOURCE_PIN
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetI2SClockSource(uint32_t Source)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_I2SSRC, Source);
}
/**
* @brief Get I2S Clock Source
* @rmtoll CFGR I2SSRC LL_RCC_GetI2SClockSource
* @param I2Sx This parameter can be one of the following values:
* @arg @ref LL_RCC_I2S1_CLKSOURCE
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_I2S1_CLKSOURCE_PLLI2S
* @arg @ref LL_RCC_I2S1_CLKSOURCE_PIN
*/
__STATIC_INLINE uint32_t LL_RCC_GetI2SClockSource(uint32_t I2Sx)
{
return (uint32_t)(READ_BIT(RCC->CFGR, I2Sx));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_RTC RTC
* @{
*/
/**
* @brief Set RTC Clock Source
* @note Once the RTC clock source has been selected, it cannot be changed anymore unless
* the Backup domain is reset, or unless a failure is detected on LSE (LSECSSD is
* set). The BDRST bit can be used to reset them.
* @rmtoll BDCR RTCSEL LL_RCC_SetRTCClockSource
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
* @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
* @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
* @arg @ref LL_RCC_RTC_CLKSOURCE_HSE
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetRTCClockSource(uint32_t Source)
{
MODIFY_REG(RCC->BDCR, RCC_BDCR_RTCSEL, Source);
}
/**
* @brief Get RTC Clock Source
* @rmtoll BDCR RTCSEL LL_RCC_GetRTCClockSource
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_RTC_CLKSOURCE_NONE
* @arg @ref LL_RCC_RTC_CLKSOURCE_LSE
* @arg @ref LL_RCC_RTC_CLKSOURCE_LSI
* @arg @ref LL_RCC_RTC_CLKSOURCE_HSE
*/
__STATIC_INLINE uint32_t LL_RCC_GetRTCClockSource(void)
{
return (uint32_t)(READ_BIT(RCC->BDCR, RCC_BDCR_RTCSEL));
}
/**
* @brief Enable RTC
* @rmtoll BDCR RTCEN LL_RCC_EnableRTC
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableRTC(void)
{
SET_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
}
/**
* @brief Disable RTC
* @rmtoll BDCR RTCEN LL_RCC_DisableRTC
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableRTC(void)
{
CLEAR_BIT(RCC->BDCR, RCC_BDCR_RTCEN);
}
/**
* @brief Check if RTC has been enabled or not
* @rmtoll BDCR RTCEN LL_RCC_IsEnabledRTC
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledRTC(void)
{
return (READ_BIT(RCC->BDCR, RCC_BDCR_RTCEN) == (RCC_BDCR_RTCEN));
}
/**
* @brief Force the Backup domain reset
* @rmtoll BDCR BDRST LL_RCC_ForceBackupDomainReset
* @retval None
*/
__STATIC_INLINE void LL_RCC_ForceBackupDomainReset(void)
{
SET_BIT(RCC->BDCR, RCC_BDCR_BDRST);
}
/**
* @brief Release the Backup domain reset
* @rmtoll BDCR BDRST LL_RCC_ReleaseBackupDomainReset
* @retval None
*/
__STATIC_INLINE void LL_RCC_ReleaseBackupDomainReset(void)
{
CLEAR_BIT(RCC->BDCR, RCC_BDCR_BDRST);
}
/**
* @brief Set HSE Prescalers for RTC Clock
* @rmtoll CFGR RTCPRE LL_RCC_SetRTC_HSEPrescaler
* @param Prescaler This parameter can be one of the following values:
* @arg @ref LL_RCC_RTC_NOCLOCK
* @arg @ref LL_RCC_RTC_HSE_DIV_2
* @arg @ref LL_RCC_RTC_HSE_DIV_3
* @arg @ref LL_RCC_RTC_HSE_DIV_4
* @arg @ref LL_RCC_RTC_HSE_DIV_5
* @arg @ref LL_RCC_RTC_HSE_DIV_6
* @arg @ref LL_RCC_RTC_HSE_DIV_7
* @arg @ref LL_RCC_RTC_HSE_DIV_8
* @arg @ref LL_RCC_RTC_HSE_DIV_9
* @arg @ref LL_RCC_RTC_HSE_DIV_10
* @arg @ref LL_RCC_RTC_HSE_DIV_11
* @arg @ref LL_RCC_RTC_HSE_DIV_12
* @arg @ref LL_RCC_RTC_HSE_DIV_13
* @arg @ref LL_RCC_RTC_HSE_DIV_14
* @arg @ref LL_RCC_RTC_HSE_DIV_15
* @arg @ref LL_RCC_RTC_HSE_DIV_16
* @arg @ref LL_RCC_RTC_HSE_DIV_17
* @arg @ref LL_RCC_RTC_HSE_DIV_18
* @arg @ref LL_RCC_RTC_HSE_DIV_19
* @arg @ref LL_RCC_RTC_HSE_DIV_20
* @arg @ref LL_RCC_RTC_HSE_DIV_21
* @arg @ref LL_RCC_RTC_HSE_DIV_22
* @arg @ref LL_RCC_RTC_HSE_DIV_23
* @arg @ref LL_RCC_RTC_HSE_DIV_24
* @arg @ref LL_RCC_RTC_HSE_DIV_25
* @arg @ref LL_RCC_RTC_HSE_DIV_26
* @arg @ref LL_RCC_RTC_HSE_DIV_27
* @arg @ref LL_RCC_RTC_HSE_DIV_28
* @arg @ref LL_RCC_RTC_HSE_DIV_29
* @arg @ref LL_RCC_RTC_HSE_DIV_30
* @arg @ref LL_RCC_RTC_HSE_DIV_31
* @retval None
*/
__STATIC_INLINE void LL_RCC_SetRTC_HSEPrescaler(uint32_t Prescaler)
{
MODIFY_REG(RCC->CFGR, RCC_CFGR_RTCPRE, Prescaler);
}
/**
* @brief Get HSE Prescalers for RTC Clock
* @rmtoll CFGR RTCPRE LL_RCC_GetRTC_HSEPrescaler
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_RTC_NOCLOCK
* @arg @ref LL_RCC_RTC_HSE_DIV_2
* @arg @ref LL_RCC_RTC_HSE_DIV_3
* @arg @ref LL_RCC_RTC_HSE_DIV_4
* @arg @ref LL_RCC_RTC_HSE_DIV_5
* @arg @ref LL_RCC_RTC_HSE_DIV_6
* @arg @ref LL_RCC_RTC_HSE_DIV_7
* @arg @ref LL_RCC_RTC_HSE_DIV_8
* @arg @ref LL_RCC_RTC_HSE_DIV_9
* @arg @ref LL_RCC_RTC_HSE_DIV_10
* @arg @ref LL_RCC_RTC_HSE_DIV_11
* @arg @ref LL_RCC_RTC_HSE_DIV_12
* @arg @ref LL_RCC_RTC_HSE_DIV_13
* @arg @ref LL_RCC_RTC_HSE_DIV_14
* @arg @ref LL_RCC_RTC_HSE_DIV_15
* @arg @ref LL_RCC_RTC_HSE_DIV_16
* @arg @ref LL_RCC_RTC_HSE_DIV_17
* @arg @ref LL_RCC_RTC_HSE_DIV_18
* @arg @ref LL_RCC_RTC_HSE_DIV_19
* @arg @ref LL_RCC_RTC_HSE_DIV_20
* @arg @ref LL_RCC_RTC_HSE_DIV_21
* @arg @ref LL_RCC_RTC_HSE_DIV_22
* @arg @ref LL_RCC_RTC_HSE_DIV_23
* @arg @ref LL_RCC_RTC_HSE_DIV_24
* @arg @ref LL_RCC_RTC_HSE_DIV_25
* @arg @ref LL_RCC_RTC_HSE_DIV_26
* @arg @ref LL_RCC_RTC_HSE_DIV_27
* @arg @ref LL_RCC_RTC_HSE_DIV_28
* @arg @ref LL_RCC_RTC_HSE_DIV_29
* @arg @ref LL_RCC_RTC_HSE_DIV_30
* @arg @ref LL_RCC_RTC_HSE_DIV_31
*/
__STATIC_INLINE uint32_t LL_RCC_GetRTC_HSEPrescaler(void)
{
return (uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_RTCPRE));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_PLL PLL
* @{
*/
/**
* @brief Enable PLL
* @rmtoll CR PLLON LL_RCC_PLL_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_Enable(void)
{
SET_BIT(RCC->CR, RCC_CR_PLLON);
}
/**
* @brief Disable PLL
* @note Cannot be disabled if the PLL clock is used as the system clock
* @rmtoll CR PLLON LL_RCC_PLL_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_Disable(void)
{
CLEAR_BIT(RCC->CR, RCC_CR_PLLON);
}
/**
* @brief Check if PLL Ready
* @rmtoll CR PLLRDY LL_RCC_PLL_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_IsReady(void)
{
return (READ_BIT(RCC->CR, RCC_CR_PLLRDY) == (RCC_CR_PLLRDY));
}
/**
* @brief Configure PLL used for SYSCLK Domain
* @note PLL Source and PLLM Divider can be written only when PLL,
* PLLI2S are disabled
* @note PLLN/PLLP can be written only when PLL is disabled
* @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_SYS\n
* PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_SYS\n
* PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_SYS\n
* PLLCFGR PLLP LL_RCC_PLL_ConfigDomain_SYS
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLSOURCE_HSI
* @arg @ref LL_RCC_PLLSOURCE_HSE
* @param PLLM This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
* @param PLLN Between 192 and 432
* @param PLLP This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLP_DIV_2
* @arg @ref LL_RCC_PLLP_DIV_4
* @arg @ref LL_RCC_PLLP_DIV_6
* @arg @ref LL_RCC_PLLP_DIV_8
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_ConfigDomain_SYS(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLP)
{
MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLP,
Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLP);
}
/**
* @brief Configure PLL used for 48Mhz domain clock
* @note PLL Source and PLLM Divider can be written only when PLL,
* PLLI2S are disabled
* @note PLLN/PLLQ can be written only when PLL is disabled
* @note This can be selected for USB, RNG, SDIO
* @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_ConfigDomain_48M\n
* PLLCFGR PLLM LL_RCC_PLL_ConfigDomain_48M\n
* PLLCFGR PLLN LL_RCC_PLL_ConfigDomain_48M\n
* PLLCFGR PLLQ LL_RCC_PLL_ConfigDomain_48M
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLSOURCE_HSI
* @arg @ref LL_RCC_PLLSOURCE_HSE
* @param PLLM This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
* @param PLLN Between 192 and 432
* @param PLLQ This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLQ_DIV_2
* @arg @ref LL_RCC_PLLQ_DIV_3
* @arg @ref LL_RCC_PLLQ_DIV_4
* @arg @ref LL_RCC_PLLQ_DIV_5
* @arg @ref LL_RCC_PLLQ_DIV_6
* @arg @ref LL_RCC_PLLQ_DIV_7
* @arg @ref LL_RCC_PLLQ_DIV_8
* @arg @ref LL_RCC_PLLQ_DIV_9
* @arg @ref LL_RCC_PLLQ_DIV_10
* @arg @ref LL_RCC_PLLQ_DIV_11
* @arg @ref LL_RCC_PLLQ_DIV_12
* @arg @ref LL_RCC_PLLQ_DIV_13
* @arg @ref LL_RCC_PLLQ_DIV_14
* @arg @ref LL_RCC_PLLQ_DIV_15
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_ConfigDomain_48M(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLQ)
{
MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM | RCC_PLLCFGR_PLLN | RCC_PLLCFGR_PLLQ,
Source | PLLM | PLLN << RCC_PLLCFGR_PLLN_Pos | PLLQ);
}
/**
* @brief Get Main PLL multiplication factor for VCO
* @rmtoll PLLCFGR PLLN LL_RCC_PLL_GetN
* @retval Between 192 and 432
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetN(void)
{
return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLN) >> RCC_PLLCFGR_PLLN_Pos);
}
/**
* @brief Get Main PLL division factor for PLLP
* @rmtoll PLLCFGR PLLP LL_RCC_PLL_GetP
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_PLLP_DIV_2
* @arg @ref LL_RCC_PLLP_DIV_4
* @arg @ref LL_RCC_PLLP_DIV_6
* @arg @ref LL_RCC_PLLP_DIV_8
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetP(void)
{
return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLP));
}
/**
* @brief Get Main PLL division factor for PLLQ
* @note used for PLL48MCLK selected for USB, RNG, SDIO (48 MHz clock)
* @rmtoll PLLCFGR PLLQ LL_RCC_PLL_GetQ
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_PLLQ_DIV_2
* @arg @ref LL_RCC_PLLQ_DIV_3
* @arg @ref LL_RCC_PLLQ_DIV_4
* @arg @ref LL_RCC_PLLQ_DIV_5
* @arg @ref LL_RCC_PLLQ_DIV_6
* @arg @ref LL_RCC_PLLQ_DIV_7
* @arg @ref LL_RCC_PLLQ_DIV_8
* @arg @ref LL_RCC_PLLQ_DIV_9
* @arg @ref LL_RCC_PLLQ_DIV_10
* @arg @ref LL_RCC_PLLQ_DIV_11
* @arg @ref LL_RCC_PLLQ_DIV_12
* @arg @ref LL_RCC_PLLQ_DIV_13
* @arg @ref LL_RCC_PLLQ_DIV_14
* @arg @ref LL_RCC_PLLQ_DIV_15
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetQ(void)
{
return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLQ));
}
/**
* @brief Configure PLL clock source
* @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_SetMainSource
* @param PLLSource This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLSOURCE_HSI
* @arg @ref LL_RCC_PLLSOURCE_HSE
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_SetMainSource(uint32_t PLLSource)
{
MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC, PLLSource);
}
/**
* @brief Get the oscillator used as PLL clock source.
* @rmtoll PLLCFGR PLLSRC LL_RCC_PLL_GetMainSource
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_PLLSOURCE_HSI
* @arg @ref LL_RCC_PLLSOURCE_HSE
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetMainSource(void)
{
return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC));
}
/**
* @brief Get Division factor for the main PLL and other PLL
* @rmtoll PLLCFGR PLLM LL_RCC_PLL_GetDivider
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetDivider(void)
{
return (uint32_t)(READ_BIT(RCC->PLLCFGR, RCC_PLLCFGR_PLLM));
}
/**
* @brief Configure Spread Spectrum used for PLL
* @note These bits must be written before enabling PLL
* @rmtoll SSCGR MODPER LL_RCC_PLL_ConfigSpreadSpectrum\n
* SSCGR INCSTEP LL_RCC_PLL_ConfigSpreadSpectrum\n
* SSCGR SPREADSEL LL_RCC_PLL_ConfigSpreadSpectrum
* @param Mod Between Min_Data=0 and Max_Data=8191
* @param Inc Between Min_Data=0 and Max_Data=32767
* @param Sel This parameter can be one of the following values:
* @arg @ref LL_RCC_SPREAD_SELECT_CENTER
* @arg @ref LL_RCC_SPREAD_SELECT_DOWN
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_ConfigSpreadSpectrum(uint32_t Mod, uint32_t Inc, uint32_t Sel)
{
MODIFY_REG(RCC->SSCGR, RCC_SSCGR_MODPER | RCC_SSCGR_INCSTEP | RCC_SSCGR_SPREADSEL, Mod | (Inc << RCC_SSCGR_INCSTEP_Pos) | Sel);
}
/**
* @brief Get Spread Spectrum Modulation Period for PLL
* @rmtoll SSCGR MODPER LL_RCC_PLL_GetPeriodModulation
* @retval Between Min_Data=0 and Max_Data=8191
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetPeriodModulation(void)
{
return (uint32_t)(READ_BIT(RCC->SSCGR, RCC_SSCGR_MODPER));
}
/**
* @brief Get Spread Spectrum Incrementation Step for PLL
* @note Must be written before enabling PLL
* @rmtoll SSCGR INCSTEP LL_RCC_PLL_GetStepIncrementation
* @retval Between Min_Data=0 and Max_Data=32767
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetStepIncrementation(void)
{
return (uint32_t)(READ_BIT(RCC->SSCGR, RCC_SSCGR_INCSTEP) >> RCC_SSCGR_INCSTEP_Pos);
}
/**
* @brief Get Spread Spectrum Selection for PLL
* @note Must be written before enabling PLL
* @rmtoll SSCGR SPREADSEL LL_RCC_PLL_GetSpreadSelection
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_SPREAD_SELECT_CENTER
* @arg @ref LL_RCC_SPREAD_SELECT_DOWN
*/
__STATIC_INLINE uint32_t LL_RCC_PLL_GetSpreadSelection(void)
{
return (uint32_t)(READ_BIT(RCC->SSCGR, RCC_SSCGR_SPREADSEL));
}
/**
* @brief Enable Spread Spectrum for PLL.
* @rmtoll SSCGR SSCGEN LL_RCC_PLL_SpreadSpectrum_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_SpreadSpectrum_Enable(void)
{
SET_BIT(RCC->SSCGR, RCC_SSCGR_SSCGEN);
}
/**
* @brief Disable Spread Spectrum for PLL.
* @rmtoll SSCGR SSCGEN LL_RCC_PLL_SpreadSpectrum_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLL_SpreadSpectrum_Disable(void)
{
CLEAR_BIT(RCC->SSCGR, RCC_SSCGR_SSCGEN);
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_PLLI2S PLLI2S
* @{
*/
/**
* @brief Enable PLLI2S
* @rmtoll CR PLLI2SON LL_RCC_PLLI2S_Enable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLLI2S_Enable(void)
{
SET_BIT(RCC->CR, RCC_CR_PLLI2SON);
}
/**
* @brief Disable PLLI2S
* @rmtoll CR PLLI2SON LL_RCC_PLLI2S_Disable
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLLI2S_Disable(void)
{
CLEAR_BIT(RCC->CR, RCC_CR_PLLI2SON);
}
/**
* @brief Check if PLLI2S Ready
* @rmtoll CR PLLI2SRDY LL_RCC_PLLI2S_IsReady
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_PLLI2S_IsReady(void)
{
return (READ_BIT(RCC->CR, RCC_CR_PLLI2SRDY) == (RCC_CR_PLLI2SRDY));
}
/**
* @brief Configure PLLI2S used for I2S1 domain clock
* @note PLL Source and PLLM Divider can be written only when PLL,
* PLLI2S are disabled
* @note PLLN/PLLR can be written only when PLLI2S is disabled
* @note This can be selected for I2S
* @rmtoll PLLCFGR PLLSRC LL_RCC_PLLI2S_ConfigDomain_I2S\n
* PLLCFGR PLLM LL_RCC_PLLI2S_ConfigDomain_I2S\n
* PLLI2SCFGR PLLI2SN LL_RCC_PLLI2S_ConfigDomain_I2S\n
* PLLI2SCFGR PLLI2SR LL_RCC_PLLI2S_ConfigDomain_I2S
* @param Source This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLSOURCE_HSI
* @arg @ref LL_RCC_PLLSOURCE_HSE
* @param PLLM This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLM_DIV_2
* @arg @ref LL_RCC_PLLM_DIV_3
* @arg @ref LL_RCC_PLLM_DIV_4
* @arg @ref LL_RCC_PLLM_DIV_5
* @arg @ref LL_RCC_PLLM_DIV_6
* @arg @ref LL_RCC_PLLM_DIV_7
* @arg @ref LL_RCC_PLLM_DIV_8
* @arg @ref LL_RCC_PLLM_DIV_9
* @arg @ref LL_RCC_PLLM_DIV_10
* @arg @ref LL_RCC_PLLM_DIV_11
* @arg @ref LL_RCC_PLLM_DIV_12
* @arg @ref LL_RCC_PLLM_DIV_13
* @arg @ref LL_RCC_PLLM_DIV_14
* @arg @ref LL_RCC_PLLM_DIV_15
* @arg @ref LL_RCC_PLLM_DIV_16
* @arg @ref LL_RCC_PLLM_DIV_17
* @arg @ref LL_RCC_PLLM_DIV_18
* @arg @ref LL_RCC_PLLM_DIV_19
* @arg @ref LL_RCC_PLLM_DIV_20
* @arg @ref LL_RCC_PLLM_DIV_21
* @arg @ref LL_RCC_PLLM_DIV_22
* @arg @ref LL_RCC_PLLM_DIV_23
* @arg @ref LL_RCC_PLLM_DIV_24
* @arg @ref LL_RCC_PLLM_DIV_25
* @arg @ref LL_RCC_PLLM_DIV_26
* @arg @ref LL_RCC_PLLM_DIV_27
* @arg @ref LL_RCC_PLLM_DIV_28
* @arg @ref LL_RCC_PLLM_DIV_29
* @arg @ref LL_RCC_PLLM_DIV_30
* @arg @ref LL_RCC_PLLM_DIV_31
* @arg @ref LL_RCC_PLLM_DIV_32
* @arg @ref LL_RCC_PLLM_DIV_33
* @arg @ref LL_RCC_PLLM_DIV_34
* @arg @ref LL_RCC_PLLM_DIV_35
* @arg @ref LL_RCC_PLLM_DIV_36
* @arg @ref LL_RCC_PLLM_DIV_37
* @arg @ref LL_RCC_PLLM_DIV_38
* @arg @ref LL_RCC_PLLM_DIV_39
* @arg @ref LL_RCC_PLLM_DIV_40
* @arg @ref LL_RCC_PLLM_DIV_41
* @arg @ref LL_RCC_PLLM_DIV_42
* @arg @ref LL_RCC_PLLM_DIV_43
* @arg @ref LL_RCC_PLLM_DIV_44
* @arg @ref LL_RCC_PLLM_DIV_45
* @arg @ref LL_RCC_PLLM_DIV_46
* @arg @ref LL_RCC_PLLM_DIV_47
* @arg @ref LL_RCC_PLLM_DIV_48
* @arg @ref LL_RCC_PLLM_DIV_49
* @arg @ref LL_RCC_PLLM_DIV_50
* @arg @ref LL_RCC_PLLM_DIV_51
* @arg @ref LL_RCC_PLLM_DIV_52
* @arg @ref LL_RCC_PLLM_DIV_53
* @arg @ref LL_RCC_PLLM_DIV_54
* @arg @ref LL_RCC_PLLM_DIV_55
* @arg @ref LL_RCC_PLLM_DIV_56
* @arg @ref LL_RCC_PLLM_DIV_57
* @arg @ref LL_RCC_PLLM_DIV_58
* @arg @ref LL_RCC_PLLM_DIV_59
* @arg @ref LL_RCC_PLLM_DIV_60
* @arg @ref LL_RCC_PLLM_DIV_61
* @arg @ref LL_RCC_PLLM_DIV_62
* @arg @ref LL_RCC_PLLM_DIV_63
* @param PLLN Between 192 and 432
* @param PLLR This parameter can be one of the following values:
* @arg @ref LL_RCC_PLLI2SR_DIV_2
* @arg @ref LL_RCC_PLLI2SR_DIV_3
* @arg @ref LL_RCC_PLLI2SR_DIV_4
* @arg @ref LL_RCC_PLLI2SR_DIV_5
* @arg @ref LL_RCC_PLLI2SR_DIV_6
* @arg @ref LL_RCC_PLLI2SR_DIV_7
* @retval None
*/
__STATIC_INLINE void LL_RCC_PLLI2S_ConfigDomain_I2S(uint32_t Source, uint32_t PLLM, uint32_t PLLN, uint32_t PLLR)
{
MODIFY_REG(RCC->PLLCFGR, RCC_PLLCFGR_PLLSRC | RCC_PLLCFGR_PLLM, Source | PLLM);
MODIFY_REG(RCC->PLLI2SCFGR, RCC_PLLI2SCFGR_PLLI2SN | RCC_PLLI2SCFGR_PLLI2SR, PLLN << RCC_PLLI2SCFGR_PLLI2SN_Pos | PLLR);
}
/**
* @brief Get I2SPLL multiplication factor for VCO
* @rmtoll PLLI2SCFGR PLLI2SN LL_RCC_PLLI2S_GetN
* @retval Between 192 and 432
*/
__STATIC_INLINE uint32_t LL_RCC_PLLI2S_GetN(void)
{
return (uint32_t)(READ_BIT(RCC->PLLI2SCFGR, RCC_PLLI2SCFGR_PLLI2SN) >> RCC_PLLI2SCFGR_PLLI2SN_Pos);
}
/**
* @brief Get I2SPLL division factor for PLLI2SR
* @note used for PLLI2SCLK (I2S clock)
* @rmtoll PLLI2SCFGR PLLI2SR LL_RCC_PLLI2S_GetR
* @retval Returned value can be one of the following values:
* @arg @ref LL_RCC_PLLI2SR_DIV_2
* @arg @ref LL_RCC_PLLI2SR_DIV_3
* @arg @ref LL_RCC_PLLI2SR_DIV_4
* @arg @ref LL_RCC_PLLI2SR_DIV_5
* @arg @ref LL_RCC_PLLI2SR_DIV_6
* @arg @ref LL_RCC_PLLI2SR_DIV_7
*/
__STATIC_INLINE uint32_t LL_RCC_PLLI2S_GetR(void)
{
return (uint32_t)(READ_BIT(RCC->PLLI2SCFGR, RCC_PLLI2SCFGR_PLLI2SR));
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_FLAG_Management FLAG Management
* @{
*/
/**
* @brief Clear LSI ready interrupt flag
* @rmtoll CIR LSIRDYC LL_RCC_ClearFlag_LSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_LSIRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_LSIRDYC);
}
/**
* @brief Clear LSE ready interrupt flag
* @rmtoll CIR LSERDYC LL_RCC_ClearFlag_LSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_LSERDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_LSERDYC);
}
/**
* @brief Clear HSI ready interrupt flag
* @rmtoll CIR HSIRDYC LL_RCC_ClearFlag_HSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_HSIRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_HSIRDYC);
}
/**
* @brief Clear HSE ready interrupt flag
* @rmtoll CIR HSERDYC LL_RCC_ClearFlag_HSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_HSERDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_HSERDYC);
}
/**
* @brief Clear PLL ready interrupt flag
* @rmtoll CIR PLLRDYC LL_RCC_ClearFlag_PLLRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_PLLRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_PLLRDYC);
}
/**
* @brief Clear PLLI2S ready interrupt flag
* @rmtoll CIR PLLI2SRDYC LL_RCC_ClearFlag_PLLI2SRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_PLLI2SRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_PLLI2SRDYC);
}
/**
* @brief Clear Clock security system interrupt flag
* @rmtoll CIR CSSC LL_RCC_ClearFlag_HSECSS
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearFlag_HSECSS(void)
{
SET_BIT(RCC->CIR, RCC_CIR_CSSC);
}
/**
* @brief Check if LSI ready interrupt occurred or not
* @rmtoll CIR LSIRDYF LL_RCC_IsActiveFlag_LSIRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSIRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_LSIRDYF) == (RCC_CIR_LSIRDYF));
}
/**
* @brief Check if LSE ready interrupt occurred or not
* @rmtoll CIR LSERDYF LL_RCC_IsActiveFlag_LSERDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LSERDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_LSERDYF) == (RCC_CIR_LSERDYF));
}
/**
* @brief Check if HSI ready interrupt occurred or not
* @rmtoll CIR HSIRDYF LL_RCC_IsActiveFlag_HSIRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSIRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_HSIRDYF) == (RCC_CIR_HSIRDYF));
}
/**
* @brief Check if HSE ready interrupt occurred or not
* @rmtoll CIR HSERDYF LL_RCC_IsActiveFlag_HSERDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSERDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_HSERDYF) == (RCC_CIR_HSERDYF));
}
/**
* @brief Check if PLL ready interrupt occurred or not
* @rmtoll CIR PLLRDYF LL_RCC_IsActiveFlag_PLLRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_PLLRDYF) == (RCC_CIR_PLLRDYF));
}
/**
* @brief Check if PLLI2S ready interrupt occurred or not
* @rmtoll CIR PLLI2SRDYF LL_RCC_IsActiveFlag_PLLI2SRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PLLI2SRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_PLLI2SRDYF) == (RCC_CIR_PLLI2SRDYF));
}
/**
* @brief Check if Clock security system interrupt occurred or not
* @rmtoll CIR CSSF LL_RCC_IsActiveFlag_HSECSS
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_HSECSS(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_CSSF) == (RCC_CIR_CSSF));
}
/**
* @brief Check if RCC flag Independent Watchdog reset is set or not.
* @rmtoll CSR IWDGRSTF LL_RCC_IsActiveFlag_IWDGRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_IWDGRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_IWDGRSTF) == (RCC_CSR_IWDGRSTF));
}
/**
* @brief Check if RCC flag Low Power reset is set or not.
* @rmtoll CSR LPWRRSTF LL_RCC_IsActiveFlag_LPWRRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_LPWRRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_LPWRRSTF) == (RCC_CSR_LPWRRSTF));
}
/**
* @brief Check if RCC flag Pin reset is set or not.
* @rmtoll CSR PINRSTF LL_RCC_IsActiveFlag_PINRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PINRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_PINRSTF) == (RCC_CSR_PINRSTF));
}
/**
* @brief Check if RCC flag POR/PDR reset is set or not.
* @rmtoll CSR PORRSTF LL_RCC_IsActiveFlag_PORRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_PORRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_PORRSTF) == (RCC_CSR_PORRSTF));
}
/**
* @brief Check if RCC flag Software reset is set or not.
* @rmtoll CSR SFTRSTF LL_RCC_IsActiveFlag_SFTRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_SFTRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_SFTRSTF) == (RCC_CSR_SFTRSTF));
}
/**
* @brief Check if RCC flag Window Watchdog reset is set or not.
* @rmtoll CSR WWDGRSTF LL_RCC_IsActiveFlag_WWDGRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_WWDGRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_WWDGRSTF) == (RCC_CSR_WWDGRSTF));
}
/**
* @brief Check if RCC flag BOR reset is set or not.
* @rmtoll CSR BORRSTF LL_RCC_IsActiveFlag_BORRST
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsActiveFlag_BORRST(void)
{
return (READ_BIT(RCC->CSR, RCC_CSR_BORRSTF) == (RCC_CSR_BORRSTF));
}
/**
* @brief Set RMVF bit to clear the reset flags.
* @rmtoll CSR RMVF LL_RCC_ClearResetFlags
* @retval None
*/
__STATIC_INLINE void LL_RCC_ClearResetFlags(void)
{
SET_BIT(RCC->CSR, RCC_CSR_RMVF);
}
/**
* @}
*/
/** @defgroup RCC_LL_EF_IT_Management IT Management
* @{
*/
/**
* @brief Enable LSI ready interrupt
* @rmtoll CIR LSIRDYIE LL_RCC_EnableIT_LSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_LSIRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_LSIRDYIE);
}
/**
* @brief Enable LSE ready interrupt
* @rmtoll CIR LSERDYIE LL_RCC_EnableIT_LSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_LSERDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_LSERDYIE);
}
/**
* @brief Enable HSI ready interrupt
* @rmtoll CIR HSIRDYIE LL_RCC_EnableIT_HSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_HSIRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_HSIRDYIE);
}
/**
* @brief Enable HSE ready interrupt
* @rmtoll CIR HSERDYIE LL_RCC_EnableIT_HSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_HSERDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_HSERDYIE);
}
/**
* @brief Enable PLL ready interrupt
* @rmtoll CIR PLLRDYIE LL_RCC_EnableIT_PLLRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_PLLRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_PLLRDYIE);
}
/**
* @brief Enable PLLI2S ready interrupt
* @rmtoll CIR PLLI2SRDYIE LL_RCC_EnableIT_PLLI2SRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_EnableIT_PLLI2SRDY(void)
{
SET_BIT(RCC->CIR, RCC_CIR_PLLI2SRDYIE);
}
/**
* @brief Disable LSI ready interrupt
* @rmtoll CIR LSIRDYIE LL_RCC_DisableIT_LSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_LSIRDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_LSIRDYIE);
}
/**
* @brief Disable LSE ready interrupt
* @rmtoll CIR LSERDYIE LL_RCC_DisableIT_LSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_LSERDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_LSERDYIE);
}
/**
* @brief Disable HSI ready interrupt
* @rmtoll CIR HSIRDYIE LL_RCC_DisableIT_HSIRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_HSIRDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_HSIRDYIE);
}
/**
* @brief Disable HSE ready interrupt
* @rmtoll CIR HSERDYIE LL_RCC_DisableIT_HSERDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_HSERDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_HSERDYIE);
}
/**
* @brief Disable PLL ready interrupt
* @rmtoll CIR PLLRDYIE LL_RCC_DisableIT_PLLRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_PLLRDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_PLLRDYIE);
}
/**
* @brief Disable PLLI2S ready interrupt
* @rmtoll CIR PLLI2SRDYIE LL_RCC_DisableIT_PLLI2SRDY
* @retval None
*/
__STATIC_INLINE void LL_RCC_DisableIT_PLLI2SRDY(void)
{
CLEAR_BIT(RCC->CIR, RCC_CIR_PLLI2SRDYIE);
}
/**
* @brief Checks if LSI ready interrupt source is enabled or disabled.
* @rmtoll CIR LSIRDYIE LL_RCC_IsEnabledIT_LSIRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSIRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_LSIRDYIE) == (RCC_CIR_LSIRDYIE));
}
/**
* @brief Checks if LSE ready interrupt source is enabled or disabled.
* @rmtoll CIR LSERDYIE LL_RCC_IsEnabledIT_LSERDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_LSERDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_LSERDYIE) == (RCC_CIR_LSERDYIE));
}
/**
* @brief Checks if HSI ready interrupt source is enabled or disabled.
* @rmtoll CIR HSIRDYIE LL_RCC_IsEnabledIT_HSIRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSIRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_HSIRDYIE) == (RCC_CIR_HSIRDYIE));
}
/**
* @brief Checks if HSE ready interrupt source is enabled or disabled.
* @rmtoll CIR HSERDYIE LL_RCC_IsEnabledIT_HSERDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_HSERDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_HSERDYIE) == (RCC_CIR_HSERDYIE));
}
/**
* @brief Checks if PLL ready interrupt source is enabled or disabled.
* @rmtoll CIR PLLRDYIE LL_RCC_IsEnabledIT_PLLRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_PLLRDYIE) == (RCC_CIR_PLLRDYIE));
}
/**
* @brief Checks if PLLI2S ready interrupt source is enabled or disabled.
* @rmtoll CIR PLLI2SRDYIE LL_RCC_IsEnabledIT_PLLI2SRDY
* @retval State of bit (1 or 0).
*/
__STATIC_INLINE uint32_t LL_RCC_IsEnabledIT_PLLI2SRDY(void)
{
return (READ_BIT(RCC->CIR, RCC_CIR_PLLI2SRDYIE) == (RCC_CIR_PLLI2SRDYIE));
}
/**
* @}
*/
#if defined(USE_FULL_LL_DRIVER)
/** @defgroup RCC_LL_EF_Init De-initialization function
* @{
*/
ErrorStatus LL_RCC_DeInit(void);
/**
* @}
*/
/** @defgroup RCC_LL_EF_Get_Freq Get system and peripherals clocks frequency functions
* @{
*/
void LL_RCC_GetSystemClocksFreq(LL_RCC_ClocksTypeDef *RCC_Clocks);
uint32_t LL_RCC_GetI2SClockFreq(uint32_t I2SxSource);
/**
* @}
*/
#endif /* USE_FULL_LL_DRIVER */
/**
* @}
*/
/**
* @}
*/
#endif /* defined(RCC) */
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif /* __STM32F2xx_LL_RCC_H */