/** | |
****************************************************************************** | |
* @file stm32l0xx_hal_rcc.h | |
* @author MCD Application Team | |
* @brief Header file of RCC HAL module. | |
****************************************************************************** | |
* @attention | |
* | |
* <h2><center>© COPYRIGHT(c) 2016 STMicroelectronics</center></h2> | |
* | |
* Redistribution and use in source and binary forms, with or without modification, | |
* are permitted provided that the following conditions are met: | |
* 1. Redistributions of source code must retain the above copyright notice, | |
* this list of conditions and the following disclaimer. | |
* 2. Redistributions in binary form must reproduce the above copyright notice, | |
* this list of conditions and the following disclaimer in the documentation | |
* and/or other materials provided with the distribution. | |
* 3. Neither the name of STMicroelectronics nor the names of its contributors | |
* may be used to endorse or promote products derived from this software | |
* without specific prior written permission. | |
* | |
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" | |
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE | |
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER | |
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
* | |
****************************************************************************** | |
*/ | |
/* Define to prevent recursive inclusion -------------------------------------*/ | |
#ifndef __STM32L0xx_HAL_RCC_H | |
#define __STM32L0xx_HAL_RCC_H | |
#ifdef __cplusplus | |
extern "C" { | |
#endif | |
/* Includes ------------------------------------------------------------------*/ | |
#include "stm32l0xx_hal_def.h" | |
/** @addtogroup STM32L0xx_HAL_Driver | |
* @{ | |
*/ | |
/** @addtogroup RCC | |
* @{ | |
*/ | |
/** @addtogroup RCC_Private_Constants | |
* @{ | |
*/ | |
/** @defgroup RCC_Timeout RCC Timeout | |
* @{ | |
*/ | |
/* Disable Backup domain write protection state change timeout */ | |
#define RCC_DBP_TIMEOUT_VALUE (100U) /* 100 ms */ | |
/* LSE state change timeout */ | |
#define RCC_LSE_TIMEOUT_VALUE LSE_STARTUP_TIMEOUT | |
#define CLOCKSWITCH_TIMEOUT_VALUE (5000U) /* 5 s */ | |
#define HSE_TIMEOUT_VALUE HSE_STARTUP_TIMEOUT | |
#define MSI_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#define HSI_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#define HSI48_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#define LSI_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#define PLL_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#if defined(RCC_HSI48_SUPPORT) | |
#define HSI48_TIMEOUT_VALUE (2U) /* 2 ms (minimum Tick + 1) */ | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_BitAddress_AliasRegion BitAddress AliasRegion | |
* @brief RCC registers bit address in the alias region | |
* @{ | |
*/ | |
#define RCC_OFFSET (RCC_BASE - PERIPH_BASE) | |
/* --- CR Register ---*/ | |
/* Alias word address of HSION bit */ | |
#define RCC_CR_OFFSET (RCC_OFFSET + 0x00U) | |
/* --- CFGR Register ---*/ | |
/* Alias word address of I2SSRC bit */ | |
#define RCC_CFGR_OFFSET (RCC_OFFSET + 0x08U) | |
/* --- CSR Register ---*/ | |
#define RCC_CSR_OFFSET (RCC_OFFSET + 0x74U) | |
/* CR register byte 3 (Bits[23:16]) base address */ | |
#define RCC_CR_BYTE2_ADDRESS (0x40023802U) | |
/* CIER register byte 0 (Bits[0:8]) base address */ | |
#define CIER_BYTE0_ADDRESS ((uint32_t)(RCC_BASE + 0x10U + 0x00U)) | |
/** | |
* @} | |
*/ | |
/* Defines used for Flags */ | |
#define CR_REG_INDEX ((uint8_t)1) | |
#define CSR_REG_INDEX ((uint8_t)2) | |
#define CRRCR_REG_INDEX ((uint8_t)3) | |
#define RCC_FLAG_MASK ((uint8_t)0x1F) | |
/** | |
* @} | |
*/ | |
/** @addtogroup RCC_Private_Macros | |
* @{ | |
*/ | |
#if defined(RCC_HSI48_SUPPORT) | |
#define IS_RCC_OSCILLATORTYPE(__OSCILLATOR__) (((__OSCILLATOR__) == RCC_OSCILLATORTYPE_NONE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSI48) == RCC_OSCILLATORTYPE_HSI48) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_MSI) == RCC_OSCILLATORTYPE_MSI)) | |
#define IS_RCC_HSI48(__HSI48__) (((__HSI48__) == RCC_HSI48_OFF) || ((__HSI48__) == RCC_HSI48_ON)) | |
#else | |
#define IS_RCC_OSCILLATORTYPE(__OSCILLATOR__) (((__OSCILLATOR__) == RCC_OSCILLATORTYPE_NONE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE) || \ | |
(((__OSCILLATOR__) & RCC_OSCILLATORTYPE_MSI) == RCC_OSCILLATORTYPE_MSI)) | |
#endif /* RCC_HSI48_SUPPORT */ | |
#define IS_RCC_PLLSOURCE(__SOURCE__) (((__SOURCE__) == RCC_PLLSOURCE_HSI) || \ | |
((__SOURCE__) == RCC_PLLSOURCE_HSE)) | |
#define IS_RCC_HSE(__HSE__) (((__HSE__) == RCC_HSE_OFF) || ((__HSE__) == RCC_HSE_ON) || \ | |
((__HSE__) == RCC_HSE_BYPASS)) | |
#define IS_RCC_LSE(__LSE__) (((__LSE__) == RCC_LSE_OFF) || ((__LSE__) == RCC_LSE_ON) || \ | |
((__LSE__) == RCC_LSE_BYPASS)) | |
#if defined(RCC_CR_HSIOUTEN) | |
#define IS_RCC_HSI(__HSI__) (((__HSI__) == RCC_HSI_OFF) || ((__HSI__) == RCC_HSI_ON) || \ | |
((__HSI__) == RCC_HSI_DIV4) || ((__HSI__) == RCC_HSI_OUTEN )) | |
#else | |
#define IS_RCC_HSI(__HSI__) (((__HSI__) == RCC_HSI_OFF) || ((__HSI__) == RCC_HSI_ON) || \ | |
((__HSI__) == RCC_HSI_DIV4)) | |
#endif /* RCC_CR_HSIOUTEN */ | |
#define IS_RCC_CALIBRATION_VALUE(__VALUE__) ((__VALUE__) <= 0x1F) | |
#define IS_RCC_MSICALIBRATION_VALUE(__VALUE__) ((__VALUE__) <= 0xFF) | |
#define IS_RCC_MSI_CLOCK_RANGE(__RANGE__) (((__RANGE__) == RCC_MSIRANGE_0) || \ | |
((__RANGE__) == RCC_MSIRANGE_1) || \ | |
((__RANGE__) == RCC_MSIRANGE_2) || \ | |
((__RANGE__) == RCC_MSIRANGE_3) || \ | |
((__RANGE__) == RCC_MSIRANGE_4) || \ | |
((__RANGE__) == RCC_MSIRANGE_5) || \ | |
((__RANGE__) == RCC_MSIRANGE_6)) | |
#define IS_RCC_LSI(__LSI__) (((__LSI__) == RCC_LSI_OFF) || ((__LSI__) == RCC_LSI_ON)) | |
#define IS_RCC_MSI(__MSI__) (((__MSI__) == RCC_MSI_OFF) || ((__MSI__) == RCC_MSI_ON)) | |
#define IS_RCC_PLL(__PLL__) (((__PLL__) == RCC_PLL_NONE) || ((__PLL__) == RCC_PLL_OFF) || \ | |
((__PLL__) == RCC_PLL_ON)) | |
#define IS_RCC_PLL_DIV(__DIV__) (((__DIV__) == RCC_PLL_DIV2) || \ | |
((__DIV__) == RCC_PLL_DIV3) || ((__DIV__) == RCC_PLL_DIV4)) | |
#define IS_RCC_PLL_MUL(__MUL__) (((__MUL__) == RCC_PLL_MUL3) || ((__MUL__) == RCC_PLL_MUL4) || \ | |
((__MUL__) == RCC_PLL_MUL6) || ((__MUL__) == RCC_PLL_MUL8) || \ | |
((__MUL__) == RCC_PLL_MUL12) || ((__MUL__) == RCC_PLL_MUL16) || \ | |
((__MUL__) == RCC_PLL_MUL24) || ((__MUL__) == RCC_PLL_MUL32) || \ | |
((__MUL__) == RCC_PLL_MUL48)) | |
#define IS_RCC_CLOCKTYPE(CLK) ((((CLK) & RCC_CLOCKTYPE_SYSCLK) == RCC_CLOCKTYPE_SYSCLK) || \ | |
(((CLK) & RCC_CLOCKTYPE_HCLK) == RCC_CLOCKTYPE_HCLK) || \ | |
(((CLK) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1) || \ | |
(((CLK) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2)) | |
#define IS_RCC_SYSCLKSOURCE(__SOURCE__) (((__SOURCE__) == RCC_SYSCLKSOURCE_MSI) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_HSI) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_HSE) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_PLLCLK)) | |
#define IS_RCC_SYSCLKSOURCE_STATUS(__SOURCE__) (((__SOURCE__) == RCC_SYSCLKSOURCE_STATUS_MSI) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_STATUS_HSI) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_STATUS_HSE) || \ | |
((__SOURCE__) == RCC_SYSCLKSOURCE_STATUS_PLLCLK)) | |
#define IS_RCC_HCLK(__HCLK__) (((__HCLK__) == RCC_SYSCLK_DIV1) || ((__HCLK__) == RCC_SYSCLK_DIV2) || \ | |
((__HCLK__) == RCC_SYSCLK_DIV4) || ((__HCLK__) == RCC_SYSCLK_DIV8) || \ | |
((__HCLK__) == RCC_SYSCLK_DIV16) || ((__HCLK__) == RCC_SYSCLK_DIV64) || \ | |
((__HCLK__) == RCC_SYSCLK_DIV128) || ((__HCLK__) == RCC_SYSCLK_DIV256) || \ | |
((__HCLK__) == RCC_SYSCLK_DIV512)) | |
#define IS_RCC_PCLK(__PCLK__) (((__PCLK__) == RCC_HCLK_DIV1) || ((__PCLK__) == RCC_HCLK_DIV2) || \ | |
((__PCLK__) == RCC_HCLK_DIV4) || ((__PCLK__) == RCC_HCLK_DIV8) || \ | |
((__PCLK__) == RCC_HCLK_DIV16)) | |
#if defined(STM32L031xx) || defined(STM32L041xx) || defined(STM32L073xx) || defined(STM32L083xx) \ | |
|| defined(STM32L072xx) || defined(STM32L082xx) || defined(STM32L071xx) || defined(STM32L081xx) | |
#define IS_RCC_MCO(__MCO__) (((__MCO__) == RCC_MCO1) || ((__MCO__) == RCC_MCO2) || ((__MCO__) == RCC_MCO3)) | |
#else | |
#define IS_RCC_MCO(__MCO__) (((__MCO__) == RCC_MCO1) || ((__MCO__) == RCC_MCO2)) | |
#endif | |
#define IS_RCC_MCODIV(__DIV__) (((__DIV__) == RCC_MCODIV_1) || ((__DIV__) == RCC_MCODIV_2) || \ | |
((__DIV__) == RCC_MCODIV_4) || ((__DIV__) == RCC_MCODIV_8) || \ | |
((__DIV__) == RCC_MCODIV_16)) | |
#if defined(RCC_CFGR_MCOSEL_HSI48) | |
#define IS_RCC_MCO1SOURCE(__SOURCE__) (((__SOURCE__) == RCC_MCO1SOURCE_NOCLOCK) || ((__SOURCE__) == RCC_MCO1SOURCE_SYSCLK) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_HSI) || ((__SOURCE__) == RCC_MCO1SOURCE_MSI) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_HSE) || ((__SOURCE__) == RCC_MCO1SOURCE_PLLCLK) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_LSI) || ((__SOURCE__) == RCC_MCO1SOURCE_LSE) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_HSI48)) | |
#else | |
#define IS_RCC_MCO1SOURCE(__SOURCE__) (((__SOURCE__) == RCC_MCO1SOURCE_NOCLOCK) || ((__SOURCE__) == RCC_MCO1SOURCE_SYSCLK) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_HSI) || ((__SOURCE__) == RCC_MCO1SOURCE_MSI) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_HSE) || ((__SOURCE__) == RCC_MCO1SOURCE_PLLCLK) || \ | |
((__SOURCE__) == RCC_MCO1SOURCE_LSI) || ((__SOURCE__) == RCC_MCO1SOURCE_LSE)) | |
#endif /* RCC_CFGR_MCOSEL_HSI48 */ | |
#define IS_RCC_RTCCLKSOURCE(__SOURCE__) (((__SOURCE__) == RCC_RTCCLKSOURCE_NO_CLK) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_LSE) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_LSI) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV2) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV4) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV8) || \ | |
((__SOURCE__) == RCC_RTCCLKSOURCE_HSE_DIV16)) | |
/** | |
* @} | |
*/ | |
/* Exported types ------------------------------------------------------------*/ | |
/** @defgroup RCC_Exported_Types RCC Exported Types | |
* @{ | |
*/ | |
/** | |
* @brief RCC PLL configuration structure definition | |
*/ | |
typedef struct | |
{ | |
uint32_t PLLState; /*!< PLLState: The new state of the PLL. | |
This parameter can be a value of @ref RCC_PLL_Config */ | |
uint32_t PLLSource; /*!< PLLSource: PLL entry clock source. | |
This parameter must be a value of @ref RCC_PLL_Clock_Source */ | |
uint32_t PLLMUL; /*!< PLLMUL: Multiplication factor for PLL VCO input clock | |
This parameter must be a value of @ref RCC_PLL_Multiplication_Factor*/ | |
uint32_t PLLDIV; /*!< PLLDIV: Division factor for PLL VCO input clock | |
This parameter must be a value of @ref RCC_PLL_Division_Factor*/ | |
} RCC_PLLInitTypeDef; | |
/** | |
* @brief RCC Internal/External Oscillator (HSE, HSI, LSE and LSI) configuration structure definition | |
*/ | |
typedef struct | |
{ | |
uint32_t OscillatorType; /*!< The oscillators to be configured. | |
This parameter can be a value of @ref RCC_Oscillator_Type */ | |
uint32_t HSEState; /*!< The new state of the HSE. | |
This parameter can be a value of @ref RCC_HSE_Config */ | |
uint32_t LSEState; /*!< The new state of the LSE. | |
This parameter can be a value of @ref RCC_LSE_Config */ | |
uint32_t HSIState; /*!< The new state of the HSI. | |
This parameter can be a value of @ref RCC_HSI_Config */ | |
uint32_t HSICalibrationValue; /*!< The HSI calibration trimming value (default is RCC_HSICALIBRATION_DEFAULT). | |
This parameter must be a number between Min_Data = 0x00 and Max_Data = 0x1F */ | |
uint32_t LSIState; /*!< The new state of the LSI. | |
This parameter can be a value of @ref RCC_LSI_Config */ | |
#if defined(RCC_HSI48_SUPPORT) | |
uint32_t HSI48State; /*!< The new state of the HSI48. | |
This parameter can be a value of @ref RCC_HSI48_Config */ | |
#endif /* RCC_HSI48_SUPPORT */ | |
uint32_t MSIState; /*!< The new state of the MSI. | |
This parameter can be a value of @ref RCC_MSI_Config */ | |
uint32_t MSICalibrationValue; /*!< The MSI calibration trimming value. (default is RCC_MSICALIBRATION_DEFAULT). | |
This parameter must be a number between Min_Data = 0x00 and Max_Data = 0xFF */ | |
uint32_t MSIClockRange; /*!< The MSI frequency range. | |
This parameter can be a value of @ref RCC_MSI_Clock_Range */ | |
RCC_PLLInitTypeDef PLL; /*!< PLL structure parameters */ | |
} RCC_OscInitTypeDef; | |
/** | |
* @brief RCC System, AHB and APB busses clock configuration structure definition | |
*/ | |
typedef struct | |
{ | |
uint32_t ClockType; /*!< The clock to be configured. | |
This parameter can be a value of @ref RCC_System_Clock_Type */ | |
uint32_t SYSCLKSource; /*!< The clock source (SYSCLKS) used as system clock. | |
This parameter can be a value of @ref RCC_System_Clock_Source */ | |
uint32_t AHBCLKDivider; /*!< The AHB clock (HCLK) divider. This clock is derived from the system clock (SYSCLK). | |
This parameter can be a value of @ref RCC_AHB_Clock_Source */ | |
uint32_t APB1CLKDivider; /*!< The APB1 clock (PCLK1) divider. This clock is derived from the AHB clock (HCLK). | |
This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */ | |
uint32_t APB2CLKDivider; /*!< The APB2 clock (PCLK2) divider. This clock is derived from the AHB clock (HCLK). | |
This parameter can be a value of @ref RCC_APB1_APB2_Clock_Source */ | |
} RCC_ClkInitTypeDef; | |
/** | |
* @} | |
*/ | |
/* Exported constants --------------------------------------------------------*/ | |
/** @defgroup RCC_Exported_Constants RCC Exported Constants | |
* @{ | |
*/ | |
/** @defgroup RCC_PLL_Clock_Source PLL Clock Source | |
* @{ | |
*/ | |
#define RCC_PLLSOURCE_HSI RCC_CFGR_PLLSRC_HSI /*!< HSI clock selected as PLL entry clock source */ | |
#define RCC_PLLSOURCE_HSE RCC_CFGR_PLLSRC_HSE /*!< HSE clock selected as PLL entry clock source */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_Oscillator_Type Oscillator Type | |
* @{ | |
*/ | |
#define RCC_OSCILLATORTYPE_NONE ((uint32_t)0x00000000) | |
#define RCC_OSCILLATORTYPE_HSE ((uint32_t)0x00000001) | |
#define RCC_OSCILLATORTYPE_HSI ((uint32_t)0x00000002) | |
#define RCC_OSCILLATORTYPE_LSE ((uint32_t)0x00000004) | |
#define RCC_OSCILLATORTYPE_LSI ((uint32_t)0x00000008) | |
#define RCC_OSCILLATORTYPE_MSI ((uint32_t)0x00000010) | |
#if defined(RCC_HSI48_SUPPORT) | |
#define RCC_OSCILLATORTYPE_HSI48 ((uint32_t)0x00000020) | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_HSE_Config HSE Config | |
* @{ | |
*/ | |
#define RCC_HSE_OFF ((uint32_t)0x00000000) /*!< HSE clock deactivation */ | |
#define RCC_HSE_ON RCC_CR_HSEON /*!< HSE clock activation */ | |
#define RCC_HSE_BYPASS ((uint32_t)(RCC_CR_HSEBYP | RCC_CR_HSEON)) /*!< External clock source for HSE clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_LSE_Config LSE Config | |
* @{ | |
*/ | |
#define RCC_LSE_OFF ((uint32_t)0x00000000) /*!< LSE clock deactivation */ | |
#define RCC_LSE_ON RCC_CSR_LSEON /*!< LSE clock activation */ | |
#define RCC_LSE_BYPASS ((uint32_t)(RCC_CSR_LSEBYP | RCC_CSR_LSEON)) /*!< External clock source for LSE clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_HSI_Config HSI Config | |
* @{ | |
*/ | |
#define RCC_HSI_OFF ((uint32_t)0x00000000) /*!< HSI clock deactivation */ | |
#define RCC_HSI_ON RCC_CR_HSION /*!< HSI clock activation */ | |
#define RCC_HSI_DIV4 (RCC_CR_HSIDIVEN | RCC_CR_HSION) /*!< HSI_DIV4 clock activation */ | |
#if defined(RCC_CR_HSIOUTEN) | |
#define RCC_HSI_OUTEN RCC_CR_HSIOUTEN /*!< HSI_OUTEN clock activation */ | |
#endif /* RCC_CR_HSIOUTEN */ | |
#define RCC_HSICALIBRATION_DEFAULT ((uint32_t)0x10) /* Default HSI calibration trimming value */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MSI_Clock_Range MSI Clock Range | |
* @{ | |
*/ | |
#define RCC_MSIRANGE_0 RCC_ICSCR_MSIRANGE_0 /*!< MSI = 65.536 KHz */ | |
#define RCC_MSIRANGE_1 RCC_ICSCR_MSIRANGE_1 /*!< MSI = 131.072 KHz */ | |
#define RCC_MSIRANGE_2 RCC_ICSCR_MSIRANGE_2 /*!< MSI = 262.144 KHz */ | |
#define RCC_MSIRANGE_3 RCC_ICSCR_MSIRANGE_3 /*!< MSI = 524.288 KHz */ | |
#define RCC_MSIRANGE_4 RCC_ICSCR_MSIRANGE_4 /*!< MSI = 1.048 MHz */ | |
#define RCC_MSIRANGE_5 RCC_ICSCR_MSIRANGE_5 /*!< MSI = 2.097 MHz */ | |
#define RCC_MSIRANGE_6 RCC_ICSCR_MSIRANGE_6 /*!< MSI = 4.194 MHz */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_LSI_Config LSI Config | |
* @{ | |
*/ | |
#define RCC_LSI_OFF ((uint32_t)0x00000000) /*!< LSI clock deactivation */ | |
#define RCC_LSI_ON RCC_CSR_LSION /*!< LSI clock activation */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MSI_Config MSI Config | |
* @{ | |
*/ | |
#define RCC_MSI_OFF ((uint32_t)0x00000000) | |
#define RCC_MSI_ON ((uint32_t)0x00000001) | |
#define RCC_MSICALIBRATION_DEFAULT ((uint32_t)0x00000000U) /* Default MSI calibration trimming value */ | |
/** | |
* @} | |
*/ | |
#if defined(RCC_HSI48_SUPPORT) | |
/** @defgroup RCC_HSI48_Config HSI48 Config | |
* @{ | |
*/ | |
#define RCC_HSI48_OFF ((uint8_t)0x00) | |
#define RCC_HSI48_ON ((uint8_t)0x01) | |
/** | |
* @} | |
*/ | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** @defgroup RCC_PLL_Config PLL Config | |
* @{ | |
*/ | |
#define RCC_PLL_NONE ((uint32_t)0x00000000) /*!< PLL is not configured */ | |
#define RCC_PLL_OFF ((uint32_t)0x00000001) /*!< PLL deactivation */ | |
#define RCC_PLL_ON ((uint32_t)0x00000002) /*!< PLL activation */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_System_Clock_Type System Clock Type | |
* @{ | |
*/ | |
#define RCC_CLOCKTYPE_SYSCLK ((uint32_t)0x00000001) /*!< SYSCLK to configure */ | |
#define RCC_CLOCKTYPE_HCLK ((uint32_t)0x00000002) /*!< HCLK to configure */ | |
#define RCC_CLOCKTYPE_PCLK1 ((uint32_t)0x00000004) /*!< PCLK1 to configure */ | |
#define RCC_CLOCKTYPE_PCLK2 ((uint32_t)0x00000008) /*!< PCLK2 to configure */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_System_Clock_Source System Clock Source | |
* @{ | |
*/ | |
#define RCC_SYSCLKSOURCE_MSI RCC_CFGR_SW_MSI /*!< MSI selected as system clock */ | |
#define RCC_SYSCLKSOURCE_HSI RCC_CFGR_SW_HSI /*!< HSI selected as system clock */ | |
#define RCC_SYSCLKSOURCE_HSE RCC_CFGR_SW_HSE /*!< HSE selected as system clock */ | |
#define RCC_SYSCLKSOURCE_PLLCLK RCC_CFGR_SW_PLL /*!< PLL selected as system clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_System_Clock_Source_Status System Clock Source Status | |
* @{ | |
*/ | |
#define RCC_SYSCLKSOURCE_STATUS_MSI RCC_CFGR_SWS_MSI /*!< MSI used as system clock */ | |
#define RCC_SYSCLKSOURCE_STATUS_HSI RCC_CFGR_SWS_HSI /*!< HSI used as system clock */ | |
#define RCC_SYSCLKSOURCE_STATUS_HSE RCC_CFGR_SWS_HSE /*!< HSE used as system clock */ | |
#define RCC_SYSCLKSOURCE_STATUS_PLLCLK RCC_CFGR_SWS_PLL /*!< PLL used as system clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_AHB_Clock_Source AHB Clock Source | |
* @{ | |
*/ | |
#define RCC_SYSCLK_DIV1 RCC_CFGR_HPRE_DIV1 /*!< SYSCLK not divided */ | |
#define RCC_SYSCLK_DIV2 RCC_CFGR_HPRE_DIV2 /*!< SYSCLK divided by 2 */ | |
#define RCC_SYSCLK_DIV4 RCC_CFGR_HPRE_DIV4 /*!< SYSCLK divided by 4 */ | |
#define RCC_SYSCLK_DIV8 RCC_CFGR_HPRE_DIV8 /*!< SYSCLK divided by 8 */ | |
#define RCC_SYSCLK_DIV16 RCC_CFGR_HPRE_DIV16 /*!< SYSCLK divided by 16 */ | |
#define RCC_SYSCLK_DIV64 RCC_CFGR_HPRE_DIV64 /*!< SYSCLK divided by 64 */ | |
#define RCC_SYSCLK_DIV128 RCC_CFGR_HPRE_DIV128 /*!< SYSCLK divided by 128 */ | |
#define RCC_SYSCLK_DIV256 RCC_CFGR_HPRE_DIV256 /*!< SYSCLK divided by 256 */ | |
#define RCC_SYSCLK_DIV512 RCC_CFGR_HPRE_DIV512 /*!< SYSCLK divided by 512 */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_APB2_Clock_Source APB1 APB2 Clock Source | |
* @{ | |
*/ | |
#define RCC_HCLK_DIV1 RCC_CFGR_PPRE1_DIV1 /*!< HCLK not divided */ | |
#define RCC_HCLK_DIV2 RCC_CFGR_PPRE1_DIV2 /*!< HCLK divided by 2 */ | |
#define RCC_HCLK_DIV4 RCC_CFGR_PPRE1_DIV4 /*!< HCLK divided by 4 */ | |
#define RCC_HCLK_DIV8 RCC_CFGR_PPRE1_DIV8 /*!< HCLK divided by 8 */ | |
#define RCC_HCLK_DIV16 RCC_CFGR_PPRE1_DIV16 /*!< HCLK divided by 16 */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_HAL_EC_RTC_HSE_DIV RTC HSE Prescaler | |
* @{ | |
*/ | |
#define RCC_RTC_HSE_DIV_2 (uint32_t)0x00000000U /*!< HSE is divided by 2 for RTC clock */ | |
#define RCC_RTC_HSE_DIV_4 RCC_CR_RTCPRE_0 /*!< HSE is divided by 4 for RTC clock */ | |
#define RCC_RTC_HSE_DIV_8 RCC_CR_RTCPRE_1 /*!< HSE is divided by 8 for RTC clock */ | |
#define RCC_RTC_HSE_DIV_16 RCC_CR_RTCPRE /*!< HSE is divided by 16 for RTC clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_RTC_LCD_Clock_Source RTC LCD Clock Source | |
* @{ | |
*/ | |
#define RCC_RTCCLKSOURCE_NO_CLK ((uint32_t)0x00000000) /*!< No clock */ | |
#define RCC_RTCCLKSOURCE_LSE RCC_CSR_RTCSEL_LSE /*!< LSE oscillator clock used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_LSI RCC_CSR_RTCSEL_LSI /*!< LSI oscillator clock used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_HSE_DIVX RCC_CSR_RTCSEL_HSE /*!< HSE oscillator clock divided by X used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_HSE_DIV2 (RCC_RTC_HSE_DIV_2 | RCC_CSR_RTCSEL_HSE) /*!< HSE oscillator clock divided by 2 used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_HSE_DIV4 (RCC_RTC_HSE_DIV_4 | RCC_CSR_RTCSEL_HSE) /*!< HSE oscillator clock divided by 4 used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_HSE_DIV8 (RCC_RTC_HSE_DIV_8 | RCC_CSR_RTCSEL_HSE) /*!< HSE oscillator clock divided by 8 used as RTC clock */ | |
#define RCC_RTCCLKSOURCE_HSE_DIV16 (RCC_RTC_HSE_DIV_16 | RCC_CSR_RTCSEL_HSE) /*!< HSE oscillator clock divided by 16 used as RTC clock */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_PLL_Division_Factor PLL Division Factor | |
* @{ | |
*/ | |
#define RCC_PLL_DIV2 RCC_CFGR_PLLDIV2 | |
#define RCC_PLL_DIV3 RCC_CFGR_PLLDIV3 | |
#define RCC_PLL_DIV4 RCC_CFGR_PLLDIV4 | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_PLL_Multiplication_Factor PLL Multiplication Factor | |
* @{ | |
*/ | |
#define RCC_PLL_MUL3 RCC_CFGR_PLLMUL3 | |
#define RCC_PLL_MUL4 RCC_CFGR_PLLMUL4 | |
#define RCC_PLL_MUL6 RCC_CFGR_PLLMUL6 | |
#define RCC_PLL_MUL8 RCC_CFGR_PLLMUL8 | |
#define RCC_PLL_MUL12 RCC_CFGR_PLLMUL12 | |
#define RCC_PLL_MUL16 RCC_CFGR_PLLMUL16 | |
#define RCC_PLL_MUL24 RCC_CFGR_PLLMUL24 | |
#define RCC_PLL_MUL32 RCC_CFGR_PLLMUL32 | |
#define RCC_PLL_MUL48 RCC_CFGR_PLLMUL48 | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MCO_Index MCO Index | |
* @{ | |
*/ | |
#define RCC_MCO1 ((uint32_t)0x00000000) | |
#define RCC_MCO2 ((uint32_t)0x00000001) | |
#if defined(STM32L031xx) || defined(STM32L041xx) || defined(STM32L073xx) || defined(STM32L083xx) \ | |
|| defined(STM32L072xx) || defined(STM32L082xx) || defined(STM32L071xx) || defined(STM32L081xx) | |
#define RCC_MCO3 ((uint32_t)0x00000002) | |
#endif | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MCOx_Clock_Prescaler MCO Clock Prescaler | |
* @{ | |
*/ | |
#define RCC_MCODIV_1 RCC_CFGR_MCO_PRE_1 | |
#define RCC_MCODIV_2 RCC_CFGR_MCO_PRE_2 | |
#define RCC_MCODIV_4 RCC_CFGR_MCO_PRE_4 | |
#define RCC_MCODIV_8 RCC_CFGR_MCO_PRE_8 | |
#define RCC_MCODIV_16 RCC_CFGR_MCO_PRE_16 | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MCO1_Clock_Source MCO1 Clock Source | |
* @{ | |
*/ | |
#define RCC_MCO1SOURCE_NOCLOCK RCC_CFGR_MCO_NOCLOCK | |
#define RCC_MCO1SOURCE_SYSCLK RCC_CFGR_MCO_SYSCLK | |
#define RCC_MCO1SOURCE_MSI RCC_CFGR_MCO_MSI | |
#define RCC_MCO1SOURCE_HSI RCC_CFGR_MCO_HSI | |
#define RCC_MCO1SOURCE_LSE RCC_CFGR_MCO_LSE | |
#define RCC_MCO1SOURCE_LSI RCC_CFGR_MCO_LSI | |
#define RCC_MCO1SOURCE_HSE RCC_CFGR_MCO_HSE | |
#define RCC_MCO1SOURCE_PLLCLK RCC_CFGR_MCO_PLL | |
#if defined(RCC_CFGR_MCOSEL_HSI48) | |
#define RCC_MCO1SOURCE_HSI48 RCC_CFGR_MCO_HSI48 | |
#endif /* RCC_CFGR_MCOSEL_HSI48 */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_Interrupt Interrupts | |
* @{ | |
*/ | |
#define RCC_IT_LSIRDY RCC_CIFR_LSIRDYF /*!< LSI Ready Interrupt flag */ | |
#define RCC_IT_LSERDY RCC_CIFR_LSERDYF /*!< LSE Ready Interrupt flag */ | |
#define RCC_IT_HSIRDY RCC_CIFR_HSIRDYF /*!< HSI Ready Interrupt flag */ | |
#define RCC_IT_HSERDY RCC_CIFR_HSERDYF /*!< HSE Ready Interrupt flag */ | |
#define RCC_IT_PLLRDY RCC_CIFR_PLLRDYF /*!< PLL Ready Interrupt flag */ | |
#define RCC_IT_MSIRDY RCC_CIFR_MSIRDYF /*!< MSI Ready Interrupt flag */ | |
#define RCC_IT_LSECSS RCC_CIFR_CSSLSEF /*!< LSE Clock Security System Interrupt flag */ | |
#if defined(RCC_HSECSS_SUPPORT) | |
#define RCC_IT_CSS RCC_CIFR_CSSHSEF /*!< Clock Security System Interrupt flag */ | |
#endif /* RCC_HSECSS_SUPPORT */ | |
#if defined(RCC_HSI48_SUPPORT) | |
#define RCC_IT_HSI48RDY RCC_CIFR_HSI48RDYF /*!< HSI48 Ready Interrupt flag */ | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_Flag Flags | |
* Elements values convention: XXXYYYYYb | |
* - YYYYY : Flag position in the register | |
* - XXX : Register index | |
* - 001: CR register | |
* - 010: CSR register | |
* - 011: CRRCR register (*) | |
* (*) Applicable only for STM32L052xx, STM32L053xx, (...), STM32L073xx & STM32L082xx | |
* @{ | |
*/ | |
/* Flags in the CR register */ | |
#define RCC_FLAG_HSIRDY ((uint8_t)((CR_REG_INDEX << 5) | 2)) /*!< Internal High Speed clock ready flag */ | |
#define RCC_FLAG_HSIDIV ((uint8_t)((CR_REG_INDEX << 5) | 4)) /*!< HSI16 divider flag */ | |
#define RCC_FLAG_MSIRDY ((uint8_t)((CR_REG_INDEX << 5) | 9)) /*!< MSI clock ready flag */ | |
#define RCC_FLAG_HSERDY ((uint8_t)((CR_REG_INDEX << 5) | 17)) /*!< External High Speed clock ready flag */ | |
#define RCC_FLAG_PLLRDY ((uint8_t)((CR_REG_INDEX << 5) | 25)) /*!< PLL clock ready flag */ | |
/* Flags in the CSR register */ | |
#define RCC_FLAG_LSIRDY ((uint8_t)((CSR_REG_INDEX << 5) | 1)) /*!< Internal Low Speed oscillator Ready */ | |
#define RCC_FLAG_LSERDY ((uint8_t)((CSR_REG_INDEX << 5) | 9)) /*!< External Low Speed oscillator Ready */ | |
#define RCC_FLAG_LSECSS ((uint8_t)((CSR_REG_INDEX << 5) | 14)) /*!< CSS on LSE failure Detection */ | |
#define RCC_FLAG_OBLRST ((uint8_t)((CSR_REG_INDEX << 5) | 25)) /*!< Options bytes loading reset flag */ | |
#define RCC_FLAG_PINRST ((uint8_t)((CSR_REG_INDEX << 5) | 26)) /*!< PIN reset flag */ | |
#define RCC_FLAG_PORRST ((uint8_t)((CSR_REG_INDEX << 5) | 27)) /*!< POR/PDR reset flag */ | |
#define RCC_FLAG_SFTRST ((uint8_t)((CSR_REG_INDEX << 5) | 28)) /*!< Software Reset flag */ | |
#define RCC_FLAG_IWDGRST ((uint8_t)((CSR_REG_INDEX << 5) | 29)) /*!< Independent Watchdog reset flag */ | |
#define RCC_FLAG_WWDGRST ((uint8_t)((CSR_REG_INDEX << 5) | 30)) /*!< Window watchdog reset flag */ | |
#define RCC_FLAG_LPWRRST ((uint8_t)((CSR_REG_INDEX << 5) | 31)) /*!< Low-Power reset flag */ | |
#if defined(RCC_CSR_FWRSTF) | |
#define RCC_FLAG_FWRST ((uint8_t)((CSR_REG_INDEX << 5) | 8)) /*!< RCC flag FW reset */ | |
#endif /* RCC_CSR_FWRSTF */ | |
/* Flags in the CRRCR register */ | |
#if defined(RCC_HSI48_SUPPORT) | |
#define RCC_FLAG_HSI48RDY ((uint8_t)((CRRCR_REG_INDEX << 5) | 1)) /*!< HSI48 clock ready flag */ | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Exported macro ------------------------------------------------------------*/ | |
/** @defgroup RCC_Exported_Macros RCC Exported Macros | |
* @{ | |
*/ | |
/** @defgroup RCC_AHB_Peripheral_Clock_Enable_Disable AHB Peripheral Clock Enable Disable | |
* @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. | |
* @{ | |
*/ | |
#define __HAL_RCC_DMA1_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_MIF_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->AHBENR, RCC_AHBENR_MIFEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_MIFEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_CRC_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_DMA1_CLK_DISABLE() CLEAR_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN) | |
#define __HAL_RCC_MIF_CLK_DISABLE() CLEAR_BIT(RCC->AHBENR, RCC_AHBENR_MIFEN) | |
#define __HAL_RCC_CRC_CLK_DISABLE() CLEAR_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_IOPORT_Clock_Enable_Disable IOPORT Peripheral Clock Enable Disable | |
* @brief Enable or disable the IOPORT peripheral clock. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_GPIOA_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->IOPENR, RCC_IOPENR_GPIOAEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOAEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_GPIOB_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->IOPENR, RCC_IOPENR_GPIOBEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOBEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_GPIOC_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->IOPENR, RCC_IOPENR_GPIOCEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOCEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_GPIOH_CLK_ENABLE() do { \ | |
__IO uint32_t tmpreg; \ | |
SET_BIT(RCC->IOPENR, RCC_IOPENR_GPIOHEN);\ | |
/* Delay after an RCC peripheral clock enabling */ \ | |
tmpreg = READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOHEN);\ | |
UNUSED(tmpreg); \ | |
} while(0) | |
#define __HAL_RCC_GPIOA_CLK_DISABLE() CLEAR_BIT(RCC->IOPENR, RCC_IOPENR_GPIOAEN) | |
#define __HAL_RCC_GPIOB_CLK_DISABLE() CLEAR_BIT(RCC->IOPENR, RCC_IOPENR_GPIOBEN) | |
#define __HAL_RCC_GPIOC_CLK_DISABLE() CLEAR_BIT(RCC->IOPENR, RCC_IOPENR_GPIOCEN) | |
#define __HAL_RCC_GPIOH_CLK_DISABLE() CLEAR_BIT(RCC->IOPENR, RCC_IOPENR_GPIOHEN) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_Clock_Enable_Disable APB1 Peripheral Clock Enable Disable | |
* @brief Enable or disable the Low Speed APB (APB1) peripheral clock. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_WWDG_CLK_ENABLE() SET_BIT(RCC->APB1ENR, (RCC_APB1ENR_WWDGEN)) | |
#define __HAL_RCC_PWR_CLK_ENABLE() SET_BIT(RCC->APB1ENR, (RCC_APB1ENR_PWREN)) | |
#define __HAL_RCC_WWDG_CLK_DISABLE() CLEAR_BIT(RCC->APB1ENR, (RCC_APB1ENR_WWDGEN)) | |
#define __HAL_RCC_PWR_CLK_DISABLE() CLEAR_BIT(RCC->APB1ENR, (RCC_APB1ENR_PWREN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB2_Clock_Enable_Disable APB2 Peripheral Clock Enable Disable | |
* @brief Enable or disable the High Speed APB (APB2) peripheral clock. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_SYSCFG_CLK_ENABLE() SET_BIT(RCC->APB2ENR, (RCC_APB2ENR_SYSCFGEN)) | |
#define __HAL_RCC_DBGMCU_CLK_ENABLE() SET_BIT(RCC->APB2ENR, (RCC_APB2ENR_DBGMCUEN)) | |
#define __HAL_RCC_SYSCFG_CLK_DISABLE() CLEAR_BIT(RCC->APB2ENR, (RCC_APB2ENR_SYSCFGEN)) | |
#define __HAL_RCC_DBGMCU_CLK_DISABLE() CLEAR_BIT(RCC->APB2ENR, (RCC_APB2ENR_DBGMCUEN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_AHB_Peripheral_Clock_Enable_Disable_Status AHB Peripheral Clock Enabled or Disabled Status | |
* @brief Check whether the AHB peripheral clock is enabled or not. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_DMA1_IS_CLK_ENABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN) != RESET) | |
#define __HAL_RCC_MIF_IS_CLK_ENABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_MIFEN) != RESET) | |
#define __HAL_RCC_CRC_IS_CLK_ENABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN) != RESET) | |
#define __HAL_RCC_DMA1_IS_CLK_DISABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_DMA1EN) == RESET) | |
#define __HAL_RCC_MIF_IS_CLK_DISABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_MIFEN) == RESET) | |
#define __HAL_RCC_CRC_IS_CLK_DISABLED() (READ_BIT(RCC->AHBENR, RCC_AHBENR_CRCEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_IOPORT_Peripheral_Clock_Enable_Disable_Status IOPORT Peripheral Clock Enabled or Disabled Status | |
* @brief Check whether the IOPORT peripheral clock is enabled or not. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_GPIOA_IS_CLK_ENABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOAEN) != RESET) | |
#define __HAL_RCC_GPIOB_IS_CLK_ENABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOBEN) != RESET) | |
#define __HAL_RCC_GPIOC_IS_CLK_ENABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOCEN) != RESET) | |
#define __HAL_RCC_GPIOH_IS_CLK_ENABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOHEN) != RESET) | |
#define __HAL_RCC_GPIOA_IS_CLK_DISABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOAEN) == RESET) | |
#define __HAL_RCC_GPIOB_IS_CLK_DISABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOBEN) == RESET) | |
#define __HAL_RCC_GPIOC_IS_CLK_DISABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOCEN) == RESET) | |
#define __HAL_RCC_GPIOH_IS_CLK_DISABLED() (READ_BIT(RCC->IOPENR, RCC_IOPENR_GPIOHEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_Clock_Enable_Disable_Status APB1 Peripheral Clock Enabled or Disabled Status | |
* @brief Check whether the APB1 peripheral clock is enabled or not. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_WWDG_IS_CLK_ENABLED() (READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN) != RESET) | |
#define __HAL_RCC_PWR_IS_CLK_ENABLED() (READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN) != RESET) | |
#define __HAL_RCC_WWDG_IS_CLK_DISABLED() (READ_BIT(RCC->APB1ENR, RCC_APB1ENR_WWDGEN) == RESET) | |
#define __HAL_RCC_PWR_IS_CLK_DISABLED() (READ_BIT(RCC->APB1ENR, RCC_APB1ENR_PWREN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB2_Clock_Enable_Disable_Status APB2 Peripheral Clock Enabled or Disabled Status | |
* @brief Check whether the APB2 peripheral clock is enabled or not. | |
* @note After reset, the peripheral clock (used for registers read/write access) | |
* is disabled and the application software has to enable this clock before | |
* using it. | |
* @{ | |
*/ | |
#define __HAL_RCC_SYSCFG_IS_CLK_ENABLED() (READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN) != RESET) | |
#define __HAL_RCC_DBGMCU_IS_CLK_ENABLED() (READ_BIT(RCC->APB2ENR, RCC_APB2ENR_DBGMCUEN) != RESET) | |
#define __HAL_RCC_SYSCFG_IS_CLK_DISABLED() (READ_BIT(RCC->APB2ENR, RCC_APB2ENR_SYSCFGEN) == RESET) | |
#define __HAL_RCC_DBGMCU_IS_CLK_DISABLED() (READ_BIT(RCC->APB2ENR, RCC_APB2ENR_DBGMCUEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_AHB_Force_Release_Reset AHB Peripheral Force Release Reset | |
* @brief Force or release AHB peripheral reset. | |
* @{ | |
*/ | |
#define __HAL_RCC_AHB_FORCE_RESET() (RCC->AHBRSTR = 0xFFFFFFFFU) | |
#define __HAL_RCC_DMA1_FORCE_RESET() SET_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_DMA1RST)) | |
#define __HAL_RCC_MIF_FORCE_RESET() SET_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_MIFRST)) | |
#define __HAL_RCC_CRC_FORCE_RESET() SET_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_CRCRST)) | |
#define __HAL_RCC_AHB_RELEASE_RESET() (RCC->AHBRSTR = 0x00000000U) | |
#define __HAL_RCC_CRC_RELEASE_RESET() CLEAR_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_CRCRST)) | |
#define __HAL_RCC_DMA1_RELEASE_RESET() CLEAR_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_DMA1RST)) | |
#define __HAL_RCC_MIF_RELEASE_RESET() CLEAR_BIT(RCC->AHBRSTR, (RCC_AHBRSTR_MIFRST)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_IOPORT_Force_Release_Reset IOPORT Peripheral Force Release Reset | |
* @brief Force or release IOPORT peripheral reset. | |
* @{ | |
*/ | |
#define __HAL_RCC_IOP_FORCE_RESET() (RCC->IOPRSTR = 0xFFFFFFFFU) | |
#define __HAL_RCC_GPIOA_FORCE_RESET() SET_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOARST)) | |
#define __HAL_RCC_GPIOB_FORCE_RESET() SET_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOBRST)) | |
#define __HAL_RCC_GPIOC_FORCE_RESET() SET_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOCRST)) | |
#define __HAL_RCC_GPIOH_FORCE_RESET() SET_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOHRST)) | |
#define __HAL_RCC_IOP_RELEASE_RESET() (RCC->IOPRSTR = 0x00000000U) | |
#define __HAL_RCC_GPIOA_RELEASE_RESET() CLEAR_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOARST)) | |
#define __HAL_RCC_GPIOB_RELEASE_RESET() CLEAR_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOBRST)) | |
#define __HAL_RCC_GPIOC_RELEASE_RESET() CLEAR_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOCRST)) | |
#define __HAL_RCC_GPIOH_RELEASE_RESET() CLEAR_BIT(RCC->IOPRSTR, (RCC_IOPRSTR_GPIOHRST)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_Force_Release_Reset APB1 Peripheral Force Release Reset | |
* @brief Force or release APB1 peripheral reset. | |
* @{ | |
*/ | |
#define __HAL_RCC_APB1_FORCE_RESET() (RCC->APB1RSTR = 0xFFFFFFFFU) | |
#define __HAL_RCC_WWDG_FORCE_RESET() SET_BIT(RCC->APB1RSTR, (RCC_APB1RSTR_WWDGRST)) | |
#define __HAL_RCC_PWR_FORCE_RESET() SET_BIT(RCC->APB1RSTR, (RCC_APB1RSTR_PWRRST)) | |
#define __HAL_RCC_APB1_RELEASE_RESET() (RCC->APB1RSTR = 0x00000000U) | |
#define __HAL_RCC_WWDG_RELEASE_RESET() CLEAR_BIT(RCC->APB1RSTR, (RCC_APB1RSTR_WWDGRST)) | |
#define __HAL_RCC_PWR_RELEASE_RESET() CLEAR_BIT(RCC->APB1RSTR, (RCC_APB1RSTR_PWRRST)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB2_Force_Release_Reset APB2 Peripheral Force Release Reset | |
* @brief Force or release APB2 peripheral reset. | |
* @{ | |
*/ | |
#define __HAL_RCC_APB2_FORCE_RESET() (RCC->APB2RSTR = 0xFFFFFFFFU) | |
#define __HAL_RCC_DBGMCU_FORCE_RESET() SET_BIT(RCC->APB2RSTR, (RCC_APB2RSTR_DBGMCURST)) | |
#define __HAL_RCC_SYSCFG_FORCE_RESET() SET_BIT(RCC->APB2RSTR, (RCC_APB2RSTR_SYSCFGRST)) | |
#define __HAL_RCC_APB2_RELEASE_RESET() (RCC->APB2RSTR = 0x00000000U) | |
#define __HAL_RCC_DBGMCU_RELEASE_RESET() CLEAR_BIT(RCC->APB2RSTR, (RCC_APB2RSTR_DBGMCURST)) | |
#define __HAL_RCC_SYSCFG_RELEASE_RESET() CLEAR_BIT(RCC->APB2RSTR, (RCC_APB2RSTR_SYSCFGRST)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_AHB_Clock_Sleep_Enable_Disable AHB Peripheral Clock Sleep Enable Disable | |
* @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 activated clocks remain enabled during SLEEP mode. | |
* @{ | |
*/ | |
#define __HAL_RCC_CRC_CLK_SLEEP_ENABLE() SET_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_CRCSMEN)) | |
#define __HAL_RCC_MIF_CLK_SLEEP_ENABLE() SET_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_MIFSMEN)) | |
#define __HAL_RCC_SRAM_CLK_SLEEP_ENABLE() SET_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_SRAMSMEN)) | |
#define __HAL_RCC_DMA1_CLK_SLEEP_ENABLE() SET_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_DMA1SMEN)) | |
#define __HAL_RCC_CRC_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_CRCSMEN)) | |
#define __HAL_RCC_MIF_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_MIFSMEN)) | |
#define __HAL_RCC_SRAM_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_SRAMSMEN)) | |
#define __HAL_RCC_DMA1_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->AHBSMENR, (RCC_AHBSMENR_DMA1SMEN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_IOPORT_Clock_Sleep_Enable_Disable IOPORT Peripheral Clock Sleep Enable Disable | |
* @brief Enable or disable the IOPORT 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 activated clocks remain enabled during SLEEP mode. | |
* @{ | |
*/ | |
#define __HAL_RCC_GPIOA_CLK_SLEEP_ENABLE() SET_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOASMEN)) | |
#define __HAL_RCC_GPIOB_CLK_SLEEP_ENABLE() SET_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOBSMEN)) | |
#define __HAL_RCC_GPIOC_CLK_SLEEP_ENABLE() SET_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOCSMEN)) | |
#define __HAL_RCC_GPIOH_CLK_SLEEP_ENABLE() SET_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOHSMEN)) | |
#define __HAL_RCC_GPIOA_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOASMEN)) | |
#define __HAL_RCC_GPIOB_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOBSMEN)) | |
#define __HAL_RCC_GPIOC_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOCSMEN)) | |
#define __HAL_RCC_GPIOH_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->IOPSMENR, (RCC_IOPSMENR_GPIOHSMEN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_Clock_Sleep_Enable_Disable APB1 Peripheral Clock Sleep Enable Disable | |
* @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 activated clocks remain enabled during SLEEP mode. | |
* @{ | |
*/ | |
#define __HAL_RCC_WWDG_CLK_SLEEP_ENABLE() SET_BIT(RCC->APB1SMENR, (RCC_APB1SMENR_WWDGSMEN)) | |
#define __HAL_RCC_PWR_CLK_SLEEP_ENABLE() SET_BIT(RCC->APB1SMENR, (RCC_APB1SMENR_PWRSMEN)) | |
#define __HAL_RCC_WWDG_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->APB1SMENR, (RCC_APB1SMENR_WWDGSMEN)) | |
#define __HAL_RCC_PWR_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->APB1SMENR, (RCC_APB1SMENR_PWRSMEN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB2_Clock_Sleep_Enable_Disable APB2 Peripheral Clock Sleep Enable Disable | |
* @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 activated clocks remain enabled during SLEEP mode. | |
* @{ | |
*/ | |
#define __HAL_RCC_SYSCFG_CLK_SLEEP_ENABLE() SET_BIT(RCC->APB2SMENR, (RCC_APB2SMENR_SYSCFGSMEN)) | |
#define __HAL_RCC_DBGMCU_CLK_SLEEP_ENABLE() SET_BIT(RCC->APB2SMENR, (RCC_APB2SMENR_DBGMCUSMEN)) | |
#define __HAL_RCC_SYSCFG_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->APB2SMENR, (RCC_APB2SMENR_SYSCFGSMEN)) | |
#define __HAL_RCC_DBGMCU_CLK_SLEEP_DISABLE() CLEAR_BIT(RCC->APB2SMENR, (RCC_APB2SMENR_DBGMCUSMEN)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_AHB_Clock_Sleep_Enable_Disable_Status AHB Peripheral Clock Sleep Enabled or Disabled Status | |
* @brief Check whether the AHB peripheral clock during Low Power (Sleep) mode is enabled or not. | |
* @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. | |
* @{ | |
*/ | |
#define __HAL_RCC_CRC_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_CRCSMEN) != RESET) | |
#define __HAL_RCC_MIF_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_MIFSMEN) != RESET) | |
#define __HAL_RCC_SRAM_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_SRAMSMEN) != RESET) | |
#define __HAL_RCC_DMA1_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_DMA1SMEN) != RESET) | |
#define __HAL_RCC_CRC_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_CRCSMEN) == RESET) | |
#define __HAL_RCC_MIF_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_MIFSMEN) == RESET) | |
#define __HAL_RCC_SRAM_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_SRAMSMEN) == RESET) | |
#define __HAL_RCC_DMA1_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->AHBSMENR, RCC_AHBSMENR_DMA1SMEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_IOPORT_Clock_Sleep_Enable_Disable_Status IOPORT Peripheral Clock Sleep Enabled or Disabled Status | |
* @brief Check whether the IOPORT peripheral clock during Low Power (Sleep) mode is enabled or not. | |
* @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. | |
* @{ | |
*/ | |
#define __HAL_RCC_GPIOA_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOASMEN) != RESET) | |
#define __HAL_RCC_GPIOB_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOBSMEN) != RESET) | |
#define __HAL_RCC_GPIOC_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOCSMEN) != RESET) | |
#define __HAL_RCC_GPIOH_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOHSMEN) != RESET) | |
#define __HAL_RCC_GPIOA_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOASMEN) == RESET) | |
#define __HAL_RCC_GPIOB_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOBSMEN) == RESET) | |
#define __HAL_RCC_GPIOC_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOCSMEN) == RESET) | |
#define __HAL_RCC_GPIOH_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->IOPSMENR, RCC_IOPSMENR_GPIOHSMEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB1_Clock_Sleep_Enable_Disable_Status APB1 Peripheral Clock Sleep Enabled or Disabled Status | |
* @brief Check whether the APB1 peripheral clock during Low Power (Sleep) mode is enabled or not. | |
* @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. | |
* @{ | |
*/ | |
#define __HAL_RCC_WWDG_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->APB1SMENR, RCC_APB1SMENR_WWDGSMEN) != RESET) | |
#define __HAL_RCC_PWR_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->APB1SMENR, RCC_APB1SMENR_PWRSMEN) != RESET) | |
#define __HAL_RCC_WWDG_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->APB1SMENR, RCC_APB1SMENR_WWDGSMEN) == RESET) | |
#define __HAL_RCC_PWR_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->APB1SMENR, RCC_APB1SMENR_PWRSMEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_APB2_Clock_Sleep_Enable_Disable_Status APB2 Peripheral Clock Sleep Enabled or Disabled Status | |
* @brief Check whether the APB2 peripheral clock during Low Power (Sleep) mode is enabled or not. | |
* @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. | |
* @{ | |
*/ | |
#define __HAL_RCC_SYSCFG_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->APB2SMENR, RCC_APB2SMENR_SYSCFGSMEN) != RESET) | |
#define __HAL_RCC_DBGMCU_IS_CLK_SLEEP_ENABLED() (READ_BIT(RCC->APB2SMENR, RCC_APB2SMENR_DBGMCUSMEN) != RESET) | |
#define __HAL_RCC_SYSCFG_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->APB2SMENR, RCC_APB2SMENR_SYSCFGSMEN) == RESET) | |
#define __HAL_RCC_DBGMCU_IS_CLK_SLEEP_DISABLED() (READ_BIT(RCC->APB2SMENR, RCC_APB2SMENR_DBGMCUSMEN) == RESET) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_HSI_Configuration HSI Configuration | |
* @{ | |
*/ | |
/** @brief Macro to enable or disable the Internal High Speed oscillator (HSI). | |
* @note After enabling the HSI, the application software should wait on | |
* HSIRDY flag to be set indicating that HSI clock is stable and can | |
* be used to clock the PLL and/or system clock. | |
* @note HSI can not be stopped if it is used directly or through the PLL | |
* as system clock. In this case, you have to select another source | |
* of the system clock then stop the HSI. | |
* @note The HSI is stopped by hardware when entering STOP and STANDBY modes. | |
* @param __STATE__ specifies the new state of the HSI. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_HSI_OFF turn OFF the HSI oscillator | |
* @arg @ref RCC_HSI_ON turn ON the HSI oscillator | |
* @arg @ref RCC_HSI_DIV4 turn ON the HSI oscillator and divide it by 4 | |
* @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator | |
* clock cycles. | |
*/ | |
#define __HAL_RCC_HSI_CONFIG(__STATE__) \ | |
MODIFY_REG(RCC->CR, RCC_CR_HSION | RCC_CR_HSIDIVEN , (uint32_t)(__STATE__)) | |
/** @brief Macros to enable or disable the Internal High Speed oscillator (HSI). | |
* @note The HSI is stopped by hardware when entering STOP and STANDBY modes. | |
* It is used (enabled by hardware) as system clock source after startup | |
* from Reset, wakeup from STOP and STANDBY mode, or in case of failure | |
* of the HSE used directly or indirectly as system clock (if the Clock | |
* Security System CSS is enabled). | |
* @note HSI can not be stopped if it is used as system clock source. In this case, | |
* you have to select another source of the system clock then stop the HSI. | |
* @note After enabling the HSI, the application software should wait on HSIRDY | |
* flag to be set indicating that HSI clock is stable and can be used as | |
* system clock source. | |
* @note When the HSI is stopped, HSIRDY flag goes low after 6 HSI oscillator | |
* clock cycles. | |
*/ | |
#define __HAL_RCC_HSI_ENABLE() SET_BIT(RCC->CR, RCC_CR_HSION) | |
#define __HAL_RCC_HSI_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_HSION) | |
/** @brief Macro to adjust the Internal High Speed oscillator (HSI) calibration value. | |
* @note The calibration is used to compensate for the variations in voltage | |
* and temperature that influence the frequency of the internal HSI RC. | |
* @param _HSICALIBRATIONVALUE_ specifies the calibration trimming value. | |
* (default is RCC_HSICALIBRATION_DEFAULT). | |
* This parameter must be a number between 0 and 0x1F. | |
*/ | |
#define __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(_HSICALIBRATIONVALUE_) \ | |
(MODIFY_REG(RCC->ICSCR, RCC_ICSCR_HSITRIM, (uint32_t)(_HSICALIBRATIONVALUE_) << 8)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_LSI_Configuration LSI Configuration | |
* @{ | |
*/ | |
/** @brief Macro to enable the Internal Low Speed oscillator (LSI). | |
* @note After enabling the LSI, the application software should wait on | |
* LSIRDY flag to be set indicating that LSI clock is stable and can | |
* be used to clock the IWDG and/or the RTC. | |
*/ | |
#define __HAL_RCC_LSI_ENABLE() SET_BIT(RCC->CSR, RCC_CSR_LSION) | |
/** @brief Macro to disable the Internal Low Speed oscillator (LSI). | |
* @note LSI can not be disabled if the IWDG is running. | |
* @note When the LSI is stopped, LSIRDY flag goes low after 6 LSI oscillator | |
* clock cycles. | |
*/ | |
#define __HAL_RCC_LSI_DISABLE() CLEAR_BIT(RCC->CSR, RCC_CSR_LSION) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_HSE_Configuration HSE Configuration | |
* @{ | |
*/ | |
/** | |
* @brief Macro to configure the External High Speed oscillator (HSE). | |
* @note Transition HSE Bypass to HSE On and HSE On to HSE Bypass are not | |
* supported by this macro. User should request a transition to HSE Off | |
* first and then HSE On or HSE Bypass. | |
* @note After enabling the HSE (RCC_HSE_ON or RCC_HSE_Bypass), the application | |
* software should wait on HSERDY flag to be set indicating that HSE clock | |
* is stable and can be used to clock the PLL and/or system clock. | |
* @note HSE state can not be changed if it is used directly or through the | |
* PLL as system clock. In this case, you have to select another source | |
* of the system clock then change the HSE state (ex. disable it). | |
* @note The HSE is stopped by hardware when entering STOP and STANDBY modes. | |
* @note This function reset the CSSON bit, so if the clock security system(CSS) | |
* was previously enabled you have to enable it again after calling this | |
* function. | |
* @param __STATE__ specifies the new state of the HSE. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_HSE_OFF turn OFF the HSE oscillator, HSERDY flag goes low after | |
* 6 HSE oscillator clock cycles. | |
* @arg @ref RCC_HSE_ON turn ON the HSE oscillator | |
* @arg @ref RCC_HSE_BYPASS HSE oscillator bypassed with external clock | |
*/ | |
#define __HAL_RCC_HSE_CONFIG(__STATE__) \ | |
do{ \ | |
__IO uint32_t tmpreg; \ | |
if ((__STATE__) == RCC_HSE_ON) \ | |
{ \ | |
SET_BIT(RCC->CR, RCC_CR_HSEON); \ | |
} \ | |
else if ((__STATE__) == RCC_HSE_BYPASS) \ | |
{ \ | |
SET_BIT(RCC->CR, RCC_CR_HSEBYP); \ | |
SET_BIT(RCC->CR, RCC_CR_HSEON); \ | |
} \ | |
else \ | |
{ \ | |
CLEAR_BIT(RCC->CR, RCC_CR_HSEON); \ | |
/* Delay after an RCC peripheral clock */ \ | |
tmpreg = READ_BIT(RCC->CR, RCC_CR_HSEON); \ | |
UNUSED(tmpreg); \ | |
CLEAR_BIT(RCC->CR, RCC_CR_HSEBYP); \ | |
} \ | |
}while(0) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_LSE_Configuration LSE Configuration | |
* @{ | |
*/ | |
/** | |
* @brief Macro to configure the External Low Speed oscillator (LSE). | |
* @note Transitions LSE Bypass to LSE On and LSE On to LSE Bypass are not supported by this macro. | |
* @note As the LSE is in the Backup domain and write access is denied to | |
* this domain after reset, you have to enable write access using | |
* @ref HAL_PWR_EnableBkUpAccess() function before to configure the LSE | |
* (to be done once after reset). | |
* @note After enabling the LSE (RCC_LSE_ON or RCC_LSE_BYPASS), the application | |
* software should wait on LSERDY flag to be set indicating that LSE clock | |
* is stable and can be used to clock the RTC. | |
* @param __STATE__ specifies the new state of the LSE. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_LSE_OFF turn OFF the LSE oscillator, LSERDY flag goes low after | |
* 6 LSE oscillator clock cycles. | |
* @arg @ref RCC_LSE_ON turn ON the LSE oscillator. | |
* @arg @ref RCC_LSE_BYPASS LSE oscillator bypassed with external clock. | |
*/ | |
#define __HAL_RCC_LSE_CONFIG(__STATE__) \ | |
do{ \ | |
if ((__STATE__) == RCC_LSE_ON) \ | |
{ \ | |
SET_BIT(RCC->CSR, RCC_CSR_LSEON); \ | |
} \ | |
else if ((__STATE__) == RCC_LSE_OFF) \ | |
{ \ | |
CLEAR_BIT(RCC->CSR, RCC_CSR_LSEON); \ | |
CLEAR_BIT(RCC->CSR, RCC_CSR_LSEBYP); \ | |
} \ | |
else if ((__STATE__) == RCC_LSE_BYPASS) \ | |
{ \ | |
SET_BIT(RCC->CSR, RCC_CSR_LSEBYP); \ | |
SET_BIT(RCC->CSR, RCC_CSR_LSEON); \ | |
} \ | |
else \ | |
{ \ | |
CLEAR_BIT(RCC->CSR, RCC_CSR_LSEON); \ | |
CLEAR_BIT(RCC->CSR, RCC_CSR_LSEBYP); \ | |
} \ | |
}while(0) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_MSI_Configuration MSI Configuration | |
* @{ | |
*/ | |
/** @brief Macro to enable Internal Multi Speed oscillator (MSI). | |
* @note After enabling the MSI, the application software should wait on MSIRDY | |
* flag to be set indicating that MSI clock is stable and can be used as | |
* system clock source. | |
*/ | |
#define __HAL_RCC_MSI_ENABLE() SET_BIT(RCC->CR, RCC_CR_MSION) | |
/** @brief Macro to disable the Internal Multi Speed oscillator (MSI). | |
* @note The MSI is stopped by hardware when entering STOP and STANDBY modes. | |
* It is used (enabled by hardware) as system clock source after startup | |
* from Reset, wakeup from STOP and STANDBY mode, or in case of failure | |
* of the HSE used directly or indirectly as system clock (if the Clock | |
* Security System CSS is enabled). | |
* @note MSI can not be stopped if it is used as system clock source. In this case, | |
* you have to select another source of the system clock then stop the MSI. | |
* @note When the MSI is stopped, MSIRDY flag goes low after 6 MSI oscillator | |
* clock cycles. | |
*/ | |
#define __HAL_RCC_MSI_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_MSION) | |
/** @brief Macro adjusts Internal Multi Speed oscillator (MSI) calibration value. | |
* @note The calibration is used to compensate for the variations in voltage | |
* and temperature that influence the frequency of the internal MSI RC. | |
* Refer to the Application Note AN3300 for more details on how to | |
* calibrate the MSI. | |
* @param _MSICALIBRATIONVALUE_ specifies the calibration trimming value. | |
* (default is RCC_MSICALIBRATION_DEFAULT). | |
* This parameter must be a number between 0 and 0xFF. | |
*/ | |
#define __HAL_RCC_MSI_CALIBRATIONVALUE_ADJUST(_MSICALIBRATIONVALUE_) \ | |
(MODIFY_REG(RCC->ICSCR, RCC_ICSCR_MSITRIM, (uint32_t)(_MSICALIBRATIONVALUE_) << 24)) | |
/* @brief Macro to configures the Internal Multi Speed oscillator (MSI) clock range. | |
* @note After restart from Reset or wakeup from STANDBY, the MSI clock is | |
* around 2.097 MHz. The MSI clock does not change after wake-up from | |
* STOP mode. | |
* @note The MSI clock range can be modified on the fly. | |
* @param _MSIRANGEVALUE_ specifies the MSI Clock range. | |
* This parameter must be one of the following values: | |
* @arg @ref RCC_MSIRANGE_0 MSI clock is around 65.536 KHz | |
* @arg @ref RCC_MSIRANGE_1 MSI clock is around 131.072 KHz | |
* @arg @ref RCC_MSIRANGE_2 MSI clock is around 262.144 KHz | |
* @arg @ref RCC_MSIRANGE_3 MSI clock is around 524.288 KHz | |
* @arg @ref RCC_MSIRANGE_4 MSI clock is around 1.048 MHz | |
* @arg @ref RCC_MSIRANGE_5 MSI clock is around 2.097 MHz (default after Reset or wake-up from STANDBY) | |
* @arg @ref RCC_MSIRANGE_6 MSI clock is around 4.194 MHz | |
*/ | |
#define __HAL_RCC_MSI_RANGE_CONFIG(_MSIRANGEVALUE_) (MODIFY_REG(RCC->ICSCR, \ | |
RCC_ICSCR_MSIRANGE, (uint32_t)(_MSIRANGEVALUE_))) | |
/** @brief Macro to get the Internal Multi Speed oscillator (MSI) clock range in run mode | |
* @retval MSI clock range. | |
* This parameter must be one of the following values: | |
* @arg @ref RCC_MSIRANGE_0 MSI clock is around 65.536 KHz | |
* @arg @ref RCC_MSIRANGE_1 MSI clock is around 131.072 KHz | |
* @arg @ref RCC_MSIRANGE_2 MSI clock is around 262.144 KHz | |
* @arg @ref RCC_MSIRANGE_3 MSI clock is around 524.288 KHz | |
* @arg @ref RCC_MSIRANGE_4 MSI clock is around 1.048 MHz | |
* @arg @ref RCC_MSIRANGE_5 MSI clock is around 2.097 MHz (default after Reset or wake-up from STANDBY) | |
* @arg @ref RCC_MSIRANGE_6 MSI clock is around 4.194 MHz | |
*/ | |
#define __HAL_RCC_GET_MSI_RANGE() (uint32_t)(READ_BIT(RCC->ICSCR, RCC_ICSCR_MSIRANGE)) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_PLL_Configuration PLL Configuration | |
* @{ | |
*/ | |
/** @brief Macro to enable the main PLL. | |
* @note After enabling the main PLL, the application software should wait on | |
* PLLRDY flag to be set indicating that PLL clock is stable and can | |
* be used as system clock source. | |
* @note The main PLL is disabled by hardware when entering STOP and STANDBY modes. | |
*/ | |
#define __HAL_RCC_PLL_ENABLE() SET_BIT(RCC->CR, RCC_CR_PLLON) | |
/** @brief Macro to disable the main PLL. | |
* @note The main PLL can not be disabled if it is used as system clock source | |
*/ | |
#define __HAL_RCC_PLL_DISABLE() CLEAR_BIT(RCC->CR, RCC_CR_PLLON) | |
/** @brief Macro to configure the main PLL clock source, multiplication and division factors. | |
* @note This function must be used only when the main PLL is disabled. | |
* | |
* @param __RCC_PLLSOURCE__ specifies the PLL entry clock source. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_PLLSOURCE_HSI HSI oscillator clock selected as PLL clock entry | |
* @arg @ref RCC_PLLSOURCE_HSE HSE oscillator clock selected as PLL clock entry | |
* @param __PLLMUL__ specifies the multiplication factor for PLL VCO output clock | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_PLL_MUL3 PLLVCO = PLL clock entry x 3 | |
* @arg @ref RCC_PLL_MUL4 PLLVCO = PLL clock entry x 4 | |
* @arg @ref RCC_PLL_MUL6 PLLVCO = PLL clock entry x 6 | |
* @arg @ref RCC_PLL_MUL8 PLLVCO = PLL clock entry x 8 | |
* @arg @ref RCC_PLL_MUL12 PLLVCO = PLL clock entry x 12 | |
* @arg @ref RCC_PLL_MUL16 PLLVCO = PLL clock entry x 16 | |
* @arg @ref RCC_PLL_MUL24 PLLVCO = PLL clock entry x 24 | |
* @arg @ref RCC_PLL_MUL32 PLLVCO = PLL clock entry x 32 | |
* @arg @ref RCC_PLL_MUL48 PLLVCO = PLL clock entry x 48 | |
* @note The PLL VCO clock frequency must not exceed 96 MHz when the product is in | |
* Range 1, 48 MHz when the product is in Range 2 and 24 MHz when the product is | |
* in Range 3. | |
* | |
* @param __PLLDIV__ specifies the division factor for PLL VCO input clock | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_PLL_DIV2 PLL clock output = PLLVCO / 2 | |
* @arg @ref RCC_PLL_DIV3 PLL clock output = PLLVCO / 3 | |
* @arg @ref RCC_PLL_DIV4 PLL clock output = PLLVCO / 4 | |
* | |
*/ | |
#define __HAL_RCC_PLL_CONFIG(__RCC_PLLSOURCE__, __PLLMUL__, __PLLDIV__)\ | |
MODIFY_REG(RCC->CFGR, (RCC_CFGR_PLLSRC|RCC_CFGR_PLLMUL|RCC_CFGR_PLLDIV),((__RCC_PLLSOURCE__) | (__PLLMUL__) | (__PLLDIV__))) | |
/** @brief Get oscillator clock selected as PLL input clock | |
* @retval The clock source used for PLL entry. The returned value can be one | |
* of the following: | |
* @arg @ref RCC_PLLSOURCE_HSI HSI oscillator clock selected as PLL input clock | |
* @arg @ref RCC_PLLSOURCE_HSE HSE oscillator clock selected as PLL input clock | |
*/ | |
#define __HAL_RCC_GET_PLL_OSCSOURCE() ((uint32_t)(READ_BIT(RCC->CFGR, RCC_CFGR_PLLSRC))) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_Get_Clock_source Get Clock source | |
* @{ | |
*/ | |
/** | |
* @brief Macro to configure the system clock source. | |
* @param __SYSCLKSOURCE__ specifies the system clock source. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_SYSCLKSOURCE_MSI MSI oscillator is used as system clock source. | |
* @arg @ref RCC_SYSCLKSOURCE_HSI HSI oscillator is used as system clock source. | |
* @arg @ref RCC_SYSCLKSOURCE_HSE HSE oscillator is used as system clock source. | |
* @arg @ref RCC_SYSCLKSOURCE_PLLCLK PLL output is used as system clock source. | |
*/ | |
#define __HAL_RCC_SYSCLK_CONFIG(__SYSCLKSOURCE__) \ | |
MODIFY_REG(RCC->CFGR, RCC_CFGR_SW, (__SYSCLKSOURCE__)) | |
/** @brief Macro to get the clock source used as system clock. | |
* @retval The clock source used as system clock. The returned value can be one | |
* of the following: | |
* @arg @ref RCC_SYSCLKSOURCE_STATUS_MSI MSI used as system clock | |
* @arg @ref RCC_SYSCLKSOURCE_STATUS_HSI HSI used as system clock | |
* @arg @ref RCC_SYSCLKSOURCE_STATUS_HSE HSE used as system clock | |
* @arg @ref RCC_SYSCLKSOURCE_STATUS_PLLCLK PLL used as system clock | |
*/ | |
#define __HAL_RCC_GET_SYSCLK_SOURCE() ((uint32_t)(READ_BIT(RCC->CFGR,RCC_CFGR_SWS))) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCCEx_MCOx_Clock_Config RCC Extended MCOx Clock Config | |
* @{ | |
*/ | |
/** @brief Macro to configure the MCO clock. | |
* @param __MCOCLKSOURCE__ specifies the MCO clock source. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_MCO1SOURCE_NOCLOCK No clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_SYSCLK System Clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_HSI HSI oscillator clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_MSI MSI oscillator clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_HSE HSE oscillator clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_PLLCLK PLL clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_LSI LSI clock selected as MCO clock | |
* @arg @ref RCC_MCO1SOURCE_LSE LSE clock selected as MCO clock | |
@if STM32L052xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L053xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L062xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L063xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L072xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L073xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L082xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@elseif STM32L083xx | |
* @arg @ref RCC_MCO1SOURCE_HSI48 HSI48 clock selected as MCO clock | |
@endif | |
* @param __MCODIV__ specifies the MCO clock prescaler. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_MCODIV_1 MCO clock source is divided by 1 | |
* @arg @ref RCC_MCODIV_2 MCO clock source is divided by 2 | |
* @arg @ref RCC_MCODIV_4 MCO clock source is divided by 4 | |
* @arg @ref RCC_MCODIV_8 MCO clock source is divided by 8 | |
* @arg @ref RCC_MCODIV_16 MCO clock source is divided by 16 | |
*/ | |
#define __HAL_RCC_MCO1_CONFIG(__MCOCLKSOURCE__, __MCODIV__) \ | |
MODIFY_REG(RCC->CFGR, (RCC_CFGR_MCOSEL | RCC_CFGR_MCO_PRE), ((__MCOCLKSOURCE__) | (__MCODIV__))) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_RTC_Clock_Configuration RCC RTC Clock Configuration | |
* @{ | |
*/ | |
/** @brief Macro to configure the RTC clock (RTCCLK). | |
* @note As the RTC clock configuration bits are in the Backup domain and write | |
* access is denied to this domain after reset, you have to enable write | |
* access using the Power Backup Access macro before to configure | |
* the RTC clock source (to be done once after reset). | |
* @note Once the RTC clock is configured it cannot be changed unless the | |
* Backup domain is reset using @ref __HAL_RCC_BACKUPRESET_FORCE() macro, or by | |
* a Power On Reset (POR). | |
* @note RTC prescaler cannot be modified if HSE is enabled (HSEON = 1). | |
* | |
* @param __RTC_CLKSOURCE__ specifies the RTC clock source. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_RTCCLKSOURCE_NO_CLK No clock selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_LSE LSE selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_LSI LSI selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_HSE_DIV2 HSE divided by 2 selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_HSE_DIV4 HSE divided by 4 selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_HSE_DIV8 HSE divided by 8 selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_HSE_DIV16 HSE divided by 16 selected as RTC clock | |
* @note If the LSE or LSI is used as RTC clock source, the RTC continues to | |
* work in STOP and STANDBY modes, and can be used as wakeup source. | |
* However, when the HSE clock is used as RTC clock source, the RTC | |
* cannot be used in STOP and STANDBY modes. | |
* @note The maximum input clock frequency for RTC is 1MHz (when using HSE as | |
* RTC clock source). | |
*/ | |
#define __HAL_RCC_RTC_CLKPRESCALER(__RTC_CLKSOURCE__) do { \ | |
if(((__RTC_CLKSOURCE__) & RCC_CSR_RTCSEL_HSE) == RCC_CSR_RTCSEL_HSE) \ | |
{ \ | |
MODIFY_REG(RCC->CR, RCC_CR_RTCPRE, ((__RTC_CLKSOURCE__) & RCC_CR_RTCPRE)); \ | |
} \ | |
} while (0) | |
#define __HAL_RCC_RTC_CONFIG(__RTC_CLKSOURCE__) do { \ | |
__HAL_RCC_RTC_CLKPRESCALER(__RTC_CLKSOURCE__); \ | |
RCC->CSR |= ((__RTC_CLKSOURCE__) & RCC_CSR_RTCSEL); \ | |
} while (0) | |
/** @brief Macro to get the RTC clock source. | |
* @retval The clock source can be one of the following values: | |
* @arg @ref RCC_RTCCLKSOURCE_NO_CLK No clock selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_LSE LSE selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_LSI LSI selected as RTC clock | |
* @arg @ref RCC_RTCCLKSOURCE_HSE_DIVX HSE divided by X selected as RTC clock (X can be retrieved thanks to @ref __HAL_RCC_GET_RTC_HSE_PRESCALER() | |
*/ | |
#define __HAL_RCC_GET_RTC_SOURCE() (READ_BIT(RCC->CSR, RCC_CSR_RTCSEL)) | |
/** | |
* @brief Get the RTC and LCD HSE clock divider (RTCCLK / LCDCLK). | |
* | |
* @retval Returned value can be one of the following values: | |
* @arg @ref RCC_RTC_HSE_DIV_2 HSE divided by 2 selected as RTC clock | |
* @arg @ref RCC_RTC_HSE_DIV_4 HSE divided by 4 selected as RTC clock | |
* @arg @ref RCC_RTC_HSE_DIV_8 HSE divided by 8 selected as RTC clock | |
* @arg @ref RCC_RTC_HSE_DIV_16 HSE divided by 16 selected as RTC clock | |
* | |
*/ | |
#define __HAL_RCC_GET_RTC_HSE_PRESCALER() ((uint32_t)(READ_BIT(RCC->CR, RCC_CR_RTCPRE))) | |
/** @brief Macro to enable the the RTC clock. | |
* @note These macros must be used only after the RTC clock source was selected. | |
*/ | |
#define __HAL_RCC_RTC_ENABLE() SET_BIT(RCC->CSR, RCC_CSR_RTCEN) | |
/** @brief Macro to disable the the RTC clock. | |
* @note These macros must be used only after the RTC clock source was selected. | |
*/ | |
#define __HAL_RCC_RTC_DISABLE() CLEAR_BIT(RCC->CSR, RCC_CSR_RTCEN) | |
/** @brief Macro to force the Backup domain reset. | |
* @note This function resets the RTC peripheral (including the backup registers) | |
* and the RTC clock source selection in RCC_CSR register. | |
* @note The BKPSRAM is not affected by this reset. | |
*/ | |
#define __HAL_RCC_BACKUPRESET_FORCE() SET_BIT(RCC->CSR, RCC_CSR_RTCRST) | |
/** @brief Macros to release the Backup domain reset. | |
*/ | |
#define __HAL_RCC_BACKUPRESET_RELEASE() CLEAR_BIT(RCC->CSR, RCC_CSR_RTCRST) | |
/** | |
* @} | |
*/ | |
/** @defgroup RCC_Flags_Interrupts_Management Flags Interrupts Management | |
* @brief macros to manage the specified RCC Flags and interrupts. | |
* @{ | |
*/ | |
/** @brief Enable RCC interrupt. | |
* @note The CSS interrupt doesn't have an enable bit; once the CSS is enabled | |
* and if the HSE clock fails, the CSS interrupt occurs and an NMI is | |
* automatically generated. The NMI will be executed indefinitely, and | |
* since NMI has higher priority than any other IRQ (and main program) | |
* the application will be stacked in the NMI ISR unless the CSS interrupt | |
* pending bit is cleared. | |
* @param __INTERRUPT__ specifies the RCC interrupt sources to be enabled. | |
* This parameter can be any combination of the following values: | |
* @arg @ref RCC_IT_LSIRDY LSI ready interrupt | |
* @arg @ref RCC_IT_LSERDY LSE ready interrupt | |
* @arg @ref RCC_IT_HSIRDY HSI ready interrupt | |
* @arg @ref RCC_IT_HSERDY HSE ready interrupt | |
* @arg @ref RCC_IT_PLLRDY main PLL ready interrupt | |
* @arg @ref RCC_IT_MSIRDY MSI ready interrupt | |
* @arg @ref RCC_IT_LSECSS LSE CSS interrupt | |
* @arg @ref RCC_IT_HSI48RDY HSI48 ready interrupt (not available on all devices) | |
*/ | |
#define __HAL_RCC_ENABLE_IT(__INTERRUPT__) SET_BIT(RCC->CIER, (__INTERRUPT__)) | |
/** @brief Disable RCC interrupt. | |
* @note The CSS interrupt doesn't have an enable bit; once the CSS is enabled | |
* and if the HSE clock fails, the CSS interrupt occurs and an NMI is | |
* automatically generated. The NMI will be executed indefinitely, and | |
* since NMI has higher priority than any other IRQ (and main program) | |
* the application will be stacked in the NMI ISR unless the CSS interrupt | |
* pending bit is cleared. | |
* @param __INTERRUPT__ specifies the RCC interrupt sources to be disabled. | |
* This parameter can be any combination of the following values: | |
* @arg @ref RCC_IT_LSIRDY LSI ready interrupt | |
* @arg @ref RCC_IT_LSERDY LSE ready interrupt | |
* @arg @ref RCC_IT_HSIRDY HSI ready interrupt | |
* @arg @ref RCC_IT_HSERDY HSE ready interrupt | |
* @arg @ref RCC_IT_PLLRDY main PLL ready interrupt | |
* @arg @ref RCC_IT_MSIRDY MSI ready interrupt | |
* @arg @ref RCC_IT_LSECSS LSE CSS interrupt | |
* @arg @ref RCC_IT_HSI48RDY HSI48 ready interrupt (not available on all devices) | |
*/ | |
#define __HAL_RCC_DISABLE_IT(__INTERRUPT__) CLEAR_BIT(RCC->CIER, (__INTERRUPT__)) | |
/** @brief Clear the RCC's interrupt pending bits. | |
* @param __INTERRUPT__ specifies the interrupt pending bit to clear. | |
* This parameter can be any combination of the following values: | |
* @arg @ref RCC_IT_LSIRDY LSI ready interrupt. | |
* @arg @ref RCC_IT_LSERDY LSE ready interrupt. | |
* @arg @ref RCC_IT_HSIRDY HSI ready interrupt. | |
* @arg @ref RCC_IT_HSERDY HSE ready interrupt. | |
* @arg @ref RCC_IT_PLLRDY Main PLL ready interrupt. | |
* @arg @ref RCC_IT_MSIRDY MSI ready interrupt | |
* @arg @ref RCC_IT_LSECSS LSE CSS interrupt | |
* @arg @ref RCC_IT_HSI48RDY HSI48 ready interrupt (not available on all devices) | |
* @arg @ref RCC_IT_CSS Clock Security System interrupt | |
*/ | |
#define __HAL_RCC_CLEAR_IT(__INTERRUPT__) (RCC->CICR = (__INTERRUPT__)) | |
/** @brief Check the RCC's interrupt has occurred or not. | |
* @param __INTERRUPT__ specifies the RCC interrupt source to check. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_IT_LSIRDY LSI ready interrupt | |
* @arg @ref RCC_IT_LSERDY LSE ready interrupt | |
* @arg @ref RCC_IT_HSIRDY HSI ready interrupt | |
* @arg @ref RCC_IT_HSERDY HSE ready interrupt | |
* @arg @ref RCC_IT_PLLRDY PLL ready interrupt | |
* @arg @ref RCC_IT_MSIRDY MSI ready interrupt | |
* @arg @ref RCC_IT_LSECSS LSE CSS interrupt | |
* @arg @ref RCC_IT_CSS Clock Security System interrupt | |
* @retval The new state of __INTERRUPT__ (TRUE or FALSE). | |
*/ | |
#define __HAL_RCC_GET_IT(__INTERRUPT__) ((RCC->CIFR & (__INTERRUPT__)) == (__INTERRUPT__)) | |
/** @brief Set RMVF bit to clear the reset flags. | |
* The reset flags are RCC_FLAG_PINRST, RCC_FLAG_PORRST, RCC_FLAG_SFTRST, | |
* RCC_FLAG_OBLRST, RCC_FLAG_IWDGRST, RCC_FLAG_WWDGRST, RCC_FLAG_LPWRRST | |
*/ | |
#define __HAL_RCC_CLEAR_RESET_FLAGS() (RCC->CSR |= RCC_CSR_RMVF) | |
/** @brief Check RCC flag is set or not. | |
* @param __FLAG__ specifies the flag to check. | |
* This parameter can be one of the following values: | |
* @arg @ref RCC_FLAG_HSIRDY HSI oscillator clock ready | |
* @arg @ref RCC_FLAG_HSI48RDY HSI48 oscillator clock ready (not available on all devices) | |
* @arg @ref RCC_FLAG_HSIDIV HSI16 divider flag | |
* @arg @ref RCC_FLAG_MSIRDY MSI oscillator clock ready | |
* @arg @ref RCC_FLAG_HSERDY HSE oscillator clock ready | |
* @arg @ref RCC_FLAG_PLLRDY PLL clock ready | |
* @arg @ref RCC_FLAG_LSECSS LSE oscillator clock CSS detected | |
* @arg @ref RCC_FLAG_LSERDY LSE oscillator clock ready | |
* @arg @ref RCC_FLAG_FWRST Firewall reset | |
* @arg @ref RCC_FLAG_LSIRDY LSI oscillator clock ready | |
* @arg @ref RCC_FLAG_OBLRST Option Byte Loader (OBL) reset | |
* @arg @ref RCC_FLAG_PINRST Pin reset | |
* @arg @ref RCC_FLAG_PORRST POR/PDR reset | |
* @arg @ref RCC_FLAG_SFTRST Software reset | |
* @arg @ref RCC_FLAG_IWDGRST Independent Watchdog reset | |
* @arg @ref RCC_FLAG_WWDGRST Window Watchdog reset | |
* @arg @ref RCC_FLAG_LPWRRST Low Power reset | |
* @retval The new state of __FLAG__ (TRUE or FALSE). | |
*/ | |
#if defined(RCC_HSI48_SUPPORT) | |
#define __HAL_RCC_GET_FLAG(__FLAG__) (((((((((__FLAG__) >> 5) == CR_REG_INDEX)? RCC->CR :((((__FLAG__) >> 5) == CSR_REG_INDEX) ? RCC->CSR :RCC->CRRCR)))) & ((uint32_t)1 << ((__FLAG__) & RCC_FLAG_MASK))) != 0 ) ? 1 : 0 ) | |
#else | |
#define __HAL_RCC_GET_FLAG(__FLAG__) (((((((((__FLAG__) >> 5) == CR_REG_INDEX)? RCC->CR : RCC->CSR))) & ((uint32_t)1 << ((__FLAG__) & RCC_FLAG_MASK))) != 0 ) ? 1 : 0 ) | |
#endif /* RCC_HSI48_SUPPORT */ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/* Include RCC HAL Extension module */ | |
#include "stm32l0xx_hal_rcc_ex.h" | |
/* Exported functions --------------------------------------------------------*/ | |
/** @addtogroup RCC_Exported_Functions | |
* @{ | |
*/ | |
/** @addtogroup RCC_Exported_Functions_Group1 | |
* @{ | |
*/ | |
/* Initialization and de-initialization functions ******************************/ | |
void HAL_RCC_DeInit(void); | |
HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct); | |
HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency); | |
/** | |
* @} | |
*/ | |
/** @addtogroup RCC_Exported_Functions_Group2 | |
* @{ | |
*/ | |
/* Peripheral Control functions ************************************************/ | |
void HAL_RCC_MCOConfig(uint32_t RCC_MCOx, uint32_t RCC_MCOSource, uint32_t RCC_MCODiv); | |
#if defined(RCC_HSECSS_SUPPORT) | |
void HAL_RCC_EnableCSS(void); | |
/* CSS NMI IRQ handler */ | |
void HAL_RCC_NMI_IRQHandler(void); | |
/* User Callbacks in non blocking mode (IT mode) */ | |
void HAL_RCC_CSSCallback(void); | |
#endif /* RCC_HSECSS_SUPPORT */ | |
uint32_t HAL_RCC_GetSysClockFreq(void); | |
uint32_t HAL_RCC_GetHCLKFreq(void); | |
uint32_t HAL_RCC_GetPCLK1Freq(void); | |
uint32_t HAL_RCC_GetPCLK2Freq(void); | |
void HAL_RCC_GetOscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct); | |
void HAL_RCC_GetClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t *pFLatency); | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
/** | |
* @} | |
*/ | |
#ifdef __cplusplus | |
} | |
#endif | |
#endif /* __STM32L0xx_HAL_RCC_H */ | |
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ | |