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326 lines
14 KiB
C
326 lines
14 KiB
C
/**
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******************************************************************************
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* @file stm32g0xx_hal_pwr.h
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* @author MCD Application Team
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* @brief Header file of PWR HAL module.
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******************************************************************************
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* @attention
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*
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* Copyright (c) 2018 STMicroelectronics.
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* All rights reserved.
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*
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* This software is licensed under terms that can be found in the LICENSE file
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* in the root directory of this software component.
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* If no LICENSE file comes with this software, it is provided AS-IS.
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef STM32G0xx_HAL_PWR_H
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#define STM32G0xx_HAL_PWR_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "stm32g0xx_hal_def.h"
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/** @addtogroup STM32G0xx_HAL_Driver
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* @{
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*/
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/** @defgroup PWR PWR
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* @brief PWR HAL module driver
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* @{
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*/
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/* Exported types ------------------------------------------------------------*/
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/** @defgroup PWR_Exported_Types PWR Exported Types
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* @{
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*/
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/**
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* @}
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*/
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/* Exported constants --------------------------------------------------------*/
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/** @defgroup PWR_Exported_Constants PWR Exported Constants
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* @{
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*/
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/** @defgroup PWR_WakeUp_Pins PWR WakeUp pins
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* @{
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*/
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#define PWR_WAKEUP_PIN1 PWR_CR3_EWUP1 /*!< Wakeup pin 1 (with high level detection) */
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#define PWR_WAKEUP_PIN2 PWR_CR3_EWUP2 /*!< Wakeup pin 2 (with high level detection) */
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#if defined(PWR_CR3_EWUP3)
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#define PWR_WAKEUP_PIN3 PWR_CR3_EWUP3 /*!< Wakeup pin 3 (with high level detection) */
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#endif /* PWR_CR3_EWUP3 */
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#define PWR_WAKEUP_PIN4 PWR_CR3_EWUP4 /*!< Wakeup pin 4 (with high level detection) */
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#if defined(PWR_CR3_EWUP5)
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#define PWR_WAKEUP_PIN5 PWR_CR3_EWUP5 /*!< Wakeup pin 5 (with high level detection) */
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#endif /* PWR_CR3_EWUP5 */
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#define PWR_WAKEUP_PIN6 PWR_CR3_EWUP6 /*!< Wakeup pin 6 (with high level detection) */
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#define PWR_WAKEUP_PIN1_HIGH PWR_CR3_EWUP1 /*!< Wakeup pin 1 (with high level detection) */
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#define PWR_WAKEUP_PIN2_HIGH PWR_CR3_EWUP2 /*!< Wakeup pin 2 (with high level detection) */
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#if defined(PWR_CR3_EWUP3)
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#define PWR_WAKEUP_PIN3_HIGH PWR_CR3_EWUP3 /*!< Wakeup pin 3 (with high level detection) */
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#endif /* PWR_CR3_EWUP3 */
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#define PWR_WAKEUP_PIN4_HIGH PWR_CR3_EWUP4 /*!< Wakeup pin 4 (with high level detection) */
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#if defined(PWR_CR3_EWUP5)
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#define PWR_WAKEUP_PIN5_HIGH PWR_CR3_EWUP5 /*!< Wakeup pin 5 (with high level detection) */
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#endif /* PWR_CR3_EWUP5*/
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#define PWR_WAKEUP_PIN6_HIGH PWR_CR3_EWUP6 /*!< Wakeup pin 6 (with high level detection) */
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#define PWR_WAKEUP_PIN1_LOW ((PWR_CR4_WP1 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP1) /*!< Wakeup pin 1 (with low level detection) */
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#define PWR_WAKEUP_PIN2_LOW ((PWR_CR4_WP2 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP2) /*!< Wakeup pin 2 (with low level detection) */
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#if defined(PWR_CR3_EWUP3)
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#define PWR_WAKEUP_PIN3_LOW ((PWR_CR4_WP3 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP3) /*!< Wakeup pin 3 (with low level detection) */
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#endif /* PWR_CR3_EWUP3 */
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#define PWR_WAKEUP_PIN4_LOW ((PWR_CR4_WP4 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP4) /*!< Wakeup pin 4 (with low level detection) */
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#if defined(PWR_CR3_EWUP5)
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#define PWR_WAKEUP_PIN5_LOW ((PWR_CR4_WP5 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP5) /*!< Wakeup pin 5 (with low level detection) */
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#endif /* PWR_CR3_EWUP5 */
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#define PWR_WAKEUP_PIN6_LOW ((PWR_CR4_WP6 << PWR_WUP_POLARITY_SHIFT) | PWR_CR3_EWUP6) /*!< Wakeup pin 6 (with low level detection) */
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/**
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* @}
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*/
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/** @defgroup PWR_Low_Power_Mode_Selection PWR Low Power Mode Selection
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* @{
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*/
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#define PWR_LOWPOWERMODE_STOP0 (0x00000000u) /*!< Stop 0: stop mode with main regulator */
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#define PWR_LOWPOWERMODE_STOP1 (PWR_CR1_LPMS_0) /*!< Stop 1: stop mode with low power regulator */
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#define PWR_LOWPOWERMODE_STANDBY (PWR_CR1_LPMS_0 | PWR_CR1_LPMS_1) /*!< Standby mode */
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#if defined(PWR_SHDW_SUPPORT)
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#define PWR_LOWPOWERMODE_SHUTDOWN (PWR_CR1_LPMS_2) /*!< Shutdown mode */
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#endif /* PWR_SHDW_SUPPORT */
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/**
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* @}
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*/
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/** @defgroup PWR_Regulator_state_in_SLEEP_STOP_mode PWR regulator mode
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* @{
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*/
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#define PWR_MAINREGULATOR_ON (0x00000000u) /*!< Regulator in main mode */
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#define PWR_LOWPOWERREGULATOR_ON PWR_CR1_LPR /*!< Regulator in low-power mode */
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/**
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* @}
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*/
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/** @defgroup PWR_SLEEP_mode_entry PWR SLEEP mode entry
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* @{
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*/
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#define PWR_SLEEPENTRY_WFI ((uint8_t)0x01u) /*!< Wait For Interruption instruction to enter Sleep mode */
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#define PWR_SLEEPENTRY_WFE ((uint8_t)0x02u) /*!< Wait For Event instruction to enter Sleep mode */
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/**
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* @}
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*/
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/** @defgroup PWR_STOP_mode_entry PWR STOP mode entry
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* @{
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*/
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#define PWR_STOPENTRY_WFI ((uint8_t)0x01u) /*!< Wait For Interruption instruction to enter Stop mode */
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#define PWR_STOPENTRY_WFE ((uint8_t)0x02u) /*!< Wait For Event instruction to enter Stop mode */
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/**
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* @}
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*/
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/** @defgroup PWR_Flag PWR Status Flags
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* @brief Elements values convention: 0000 00XX 000Y YYYYb
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* - Y YYYY : Flag position in the XX register (5 bits)
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* - XX : Status register (2 bits)
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* - 01: SR1 register
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* - 10: SR2 register
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* The only exception is PWR_FLAG_WU, encompassing all
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* wake-up flags and set to PWR_SR1_WUF.
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* @{
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*/
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#define PWR_FLAG_WUF1 (0x00010000u | PWR_SR1_WUF1) /*!< Wakeup event on wakeup pin 1 */
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#define PWR_FLAG_WUF2 (0x00010000u | PWR_SR1_WUF2) /*!< Wakeup event on wakeup pin 2 */
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#if defined(PWR_CR3_EWUP3)
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#define PWR_FLAG_WUF3 (0x00010000u | PWR_SR1_WUF3) /*!< Wakeup event on wakeup pin 3 */
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#endif /* PWR_CR3_EWUP3 */
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#define PWR_FLAG_WUF4 (0x00010000u | PWR_SR1_WUF4) /*!< Wakeup event on wakeup pin 4 */
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#if defined(PWR_CR3_EWUP5)
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#define PWR_FLAG_WUF5 (0x00010000u | PWR_SR1_WUF5) /*!< Wakeup event on wakeup pin 5 */
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#endif /* PWR_CR3_EWUP5 */
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#define PWR_FLAG_WUF6 (0x00010000u | PWR_SR1_WUF6) /*!< Wakeup event on wakeup pin 6 */
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#define PWR_FLAG_WUF (0x00010000u | PWR_SR1_WUF) /*!< Wakeup event on all wakeup pin */
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#define PWR_FLAG_SB (0x00010000u | PWR_SR1_SBF) /*!< Standby flag */
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#define PWR_FLAG_WUFI (0x00010000u | PWR_SR1_WUFI) /*!< Wakeup on internal wakeup line */
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#define PWR_FLAG_FLASH_READY (0x00020000u | PWR_SR2_FLASH_RDY) /*!< Flash ready */
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#define PWR_FLAG_REGLPS (0x00020000u | PWR_SR2_REGLPS) /*!< Regulator Low Power started */
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#define PWR_FLAG_REGLPF (0x00020000u | PWR_SR2_REGLPF) /*!< Regulator Low Power flag */
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#if defined(PWR_PVD_SUPPORT)
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#define PWR_FLAG_PVDO (0x00020000u | PWR_SR2_PVDO) /*!< Power Voltage Detector output */
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#endif /* PWR_PVD_SUPPORT */
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#if defined(PWR_PVM_SUPPORT)
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#define PWR_FLAG_PVMO_USB (0x00020000u | PWR_SR2_PVMO_USB) /*!< Power Voltage Monitoring output */
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#endif /* PWR_PVM_SUPPORT */
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/**
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* @}
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*/
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/**
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* @}
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*/
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/* Exported macros -----------------------------------------------------------*/
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/** @defgroup PWR_Exported_Macros PWR Exported Macros
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* @{
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*/
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/** @brief Check whether or not a specific PWR flag is set.
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* @param __FLAG__ specifies the flag to check.
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* This parameter can be one a combination of following values:
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* @arg PWR_FLAG_WUF1: Wake Up Flag 1. Indicates that a wakeup event
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* was received from the WKUP pin 1.
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* @arg PWR_FLAG_WUF2: Wake Up Flag 2. Indicates that a wakeup event
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* was received from the WKUP pin 2.
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* @arg PWR_FLAG_WUF3: Wake Up Flag 3. Indicates that a wakeup event
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* was received from the WKUP pin 3. (*)
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* @arg PWR_FLAG_WUF4: Wake Up Flag 4. Indicates that a wakeup event
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* was received from the WKUP pin 4.
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* @arg PWR_FLAG_WUF5: Wake Up Flag 5. Indicates that a wakeup event
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* was received from the WKUP pin 5. (*)
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* @arg PWR_FLAG_WUF6: Wake Up Flag 6. Indicates that a wakeup event
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* was received from the WKUP pin 6.
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* @arg PWR_FLAG_SB: StandBy Flag. Indicates that the system
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* entered StandBy mode.
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* @arg PWR_FLAG_WUFI: Wake-Up Flag Internal. Set when a wakeup is
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* detected on the internal wakeup line.
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* OR a combination of following values:
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* @arg PWR_FLAG_FLASH_READY: Flash is ready. Indicates whether flash
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* can be used or not
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* @arg PWR_FLAG_REGLPS: Low Power Regulator Started. Indicates whether
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* or not the low-power regulator is ready.
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* @arg PWR_FLAG_REGLPF: Low Power Regulator Flag. Indicates whether the
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* regulator is ready in main mode or is in low-power mode.
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* @if defined(STM32G081xx)
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* @arg PWR_FLAG_PVDO: Power Voltage Detector Output. Indicates whether
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* VDD voltage is below or above the selected PVD threshold.
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* @endif
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* @retval The new state of __FLAG__ (TRUE or FALSE).
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*/
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#define __HAL_PWR_GET_FLAG(__FLAG__) (((__FLAG__) & 0x00010000u) ?\
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((PWR->SR1 & ((__FLAG__) & ~0x00030000u)) == ((__FLAG__) & ~0x00030000u)) :\
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((PWR->SR2 & ((__FLAG__) & ~0x00030000u)) == ((__FLAG__) & ~0x00030000u)))
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/** @brief Clear a specific PWR flag.
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* @param __FLAG__ specifies the flag to clear.
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* This parameter can be a combination of following values:
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* @arg PWR_FLAG_WUF1: Wake Up Flag 1. Indicates that a wakeup event
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* was received from the WKUP pin 1.
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* @arg PWR_FLAG_WUF2: Wake Up Flag 2. Indicates that a wakeup event
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* was received from the WKUP pin 2.
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* @arg PWR_FLAG_WUF3: Wake Up Flag 3. Indicates that a wakeup event
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* was received from the WKUP pin 3. (*)
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* @arg PWR_FLAG_WUF4: Wake Up Flag 4. Indicates that a wakeup event
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* was received from the WKUP pin 4.
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* @arg PWR_FLAG_WUF5: Wake Up Flag 5. Indicates that a wakeup event
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* was received from the WKUP pin 5. (*)
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* @arg PWR_FLAG_WUF6: Wake Up Flag 6. Indicates that a wakeup event
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* was received from the WKUP pin 6.
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* @arg PWR_FLAG_WUF: Encompasses all Wake Up Flags.
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* @arg PWR_FLAG_SB: Standby Flag. Indicates that the system
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* entered Standby mode.
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* @retval None
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*/
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#define __HAL_PWR_CLEAR_FLAG(__FLAG__) (PWR->SCR = (__FLAG__))
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/**
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* @}
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*/
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/* Private constants-------------------------------------------------------*/
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/** @defgroup PWR_WUP_Polarity Shift to apply to retrieve polarity information from PWR_WAKEUP_PINy_xxx constants
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* @{
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*/
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#define PWR_WUP_POLARITY_SHIFT 0x08u /*!< Internal constant used to retrieve wakeup pin polariry */
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/**
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* @}
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*/
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/* Private macros --------------------------------------------------------*/
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/** @defgroup PWR_Private_Macros PWR Private Macros
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* @{
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*/
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#define IS_PWR_WAKEUP_PIN(PIN) ((((PIN) & ((PWR_CR4_WP << 8U) | (PWR_CR3_EWUP))) != 0x00000000u) && \
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(((PIN) & ~((PWR_CR4_WP << 8U) | (PWR_CR3_EWUP))) == 0x00000000u))
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#define IS_PWR_REGULATOR(REGULATOR) (((REGULATOR) == PWR_MAINREGULATOR_ON) || \
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((REGULATOR) == PWR_LOWPOWERREGULATOR_ON))
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#define IS_PWR_SLEEP_ENTRY(ENTRY) (((ENTRY) == PWR_SLEEPENTRY_WFI) || \
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((ENTRY) == PWR_SLEEPENTRY_WFE))
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#define IS_PWR_STOP_ENTRY(ENTRY) (((ENTRY) == PWR_STOPENTRY_WFI) || \
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((ENTRY) == PWR_STOPENTRY_WFE))
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/**
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* @}
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*/
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/* Include PWR HAL Extended module */
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#include "stm32g0xx_hal_pwr_ex.h"
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/* Exported functions --------------------------------------------------------*/
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/** @defgroup PWR_Exported_Functions PWR Exported Functions
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* @{
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*/
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/** @defgroup PWR_Exported_Functions_Group1 Initialization and de-initialization functions
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* @{
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*/
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/* Initialization and de-initialization functions *******************************/
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void HAL_PWR_DeInit(void);
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/**
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* @}
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*/
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/** @defgroup PWR_Exported_Functions_Group2 Peripheral Control functions
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* @{
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*/
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/* Peripheral Control functions ************************************************/
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void HAL_PWR_EnableBkUpAccess(void);
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void HAL_PWR_DisableBkUpAccess(void);
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/* WakeUp pins configuration functions ****************************************/
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void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinPolarity);
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void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx);
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/* Low Power modes configuration functions ************************************/
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void HAL_PWR_EnterSLEEPMode(uint32_t Regulator, uint8_t SLEEPEntry);
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void HAL_PWR_EnterSTOPMode(uint32_t Regulator, uint8_t STOPEntry);
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void HAL_PWR_EnterSTANDBYMode(void);
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void HAL_PWR_EnableSleepOnExit(void);
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void HAL_PWR_DisableSleepOnExit(void);
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void HAL_PWR_EnableSEVOnPend(void);
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void HAL_PWR_DisableSEVOnPend(void);
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* STM32G0xx_HAL_PWR_H */
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