Inc/stm32f1xx_hal_pwr.h

/**
  ******************************************************************************
  * @file    stm32f1xx_hal_pwr.h
  * @author  MCD Application Team
  * @brief   Header file of PWR HAL module.
  ******************************************************************************
  * @attention
  *
  * Copyright (c) 2016 STMicroelectronics.
  * All rights reserved.
  *
  * This software is licensed under terms that can be found in the LICENSE file
  * in the root directory of this software component.
  * If no LICENSE file comes with this software, it is provided AS-IS.
  *
  ******************************************************************************
  */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F1xx_HAL_PWR_H
#define __STM32F1xx_HAL_PWR_H

#ifdef __cplusplus
 extern "C" {
#endif

/* Includes ------------------------------------------------------------------*/
#include "stm32f1xx_hal_def.h"

/** @addtogroup STM32F1xx_HAL_Driver
  * @{
  */

/** @addtogroup PWR
  * @{
  */

/* Exported types ------------------------------------------------------------*/

/** @defgroup PWR_Exported_Types PWR Exported Types
  * @{
  */ 

/**
  * @brief  PWR PVD configuration structure definition
  */
typedef struct
{
  uint32_t PVDLevel;   /*!< PVDLevel: Specifies the PVD detection level.
                            This parameter can be a value of @ref PWR_PVD_detection_level */

  uint32_t Mode;      /*!< Mode: Specifies the operating mode for the selected pins.
                           This parameter can be a value of @ref PWR_PVD_Mode */
}PWR_PVDTypeDef;


/**
  * @}
  */


/* Internal constants --------------------------------------------------------*/

/** @addtogroup PWR_Private_Constants
  * @{
  */ 

#define PWR_EXTI_LINE_PVD  ((uint32_t)0x00010000)  /*!< External interrupt line 16 Connected to the PVD EXTI Line */

/**
  * @}
  */

 
/* Exported constants --------------------------------------------------------*/

/** @defgroup PWR_Exported_Constants PWR Exported Constants
  * @{
  */ 

/** @defgroup PWR_PVD_detection_level PWR PVD detection level
  * @{
  */
#define PWR_PVDLEVEL_0                  PWR_CR_PLS_2V2
#define PWR_PVDLEVEL_1                  PWR_CR_PLS_2V3
#define PWR_PVDLEVEL_2                  PWR_CR_PLS_2V4
#define PWR_PVDLEVEL_3                  PWR_CR_PLS_2V5
#define PWR_PVDLEVEL_4                  PWR_CR_PLS_2V6
#define PWR_PVDLEVEL_5                  PWR_CR_PLS_2V7
#define PWR_PVDLEVEL_6                  PWR_CR_PLS_2V8
#define PWR_PVDLEVEL_7                  PWR_CR_PLS_2V9 
                                                          
/**
  * @}
  */

/** @defgroup PWR_PVD_Mode PWR PVD Mode
  * @{
  */
#define PWR_PVD_MODE_NORMAL                 0x00000000U   /*!< basic mode is used */
#define PWR_PVD_MODE_IT_RISING              0x00010001U   /*!< External Interrupt Mode with Rising edge trigger detection */
#define PWR_PVD_MODE_IT_FALLING             0x00010002U   /*!< External Interrupt Mode with Falling edge trigger detection */
#define PWR_PVD_MODE_IT_RISING_FALLING      0x00010003U   /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
#define PWR_PVD_MODE_EVENT_RISING           0x00020001U   /*!< Event Mode with Rising edge trigger detection */
#define PWR_PVD_MODE_EVENT_FALLING          0x00020002U   /*!< Event Mode with Falling edge trigger detection */
#define PWR_PVD_MODE_EVENT_RISING_FALLING   0x00020003U   /*!< Event Mode with Rising/Falling edge trigger detection */

/**
  * @}
  */


/** @defgroup PWR_WakeUp_Pins PWR WakeUp Pins
  * @{
  */

#define PWR_WAKEUP_PIN1                 PWR_CSR_EWUP

/**
  * @}
  */

/** @defgroup PWR_Regulator_state_in_SLEEP_STOP_mode PWR Regulator state in SLEEP/STOP mode
  * @{
  */
#define PWR_MAINREGULATOR_ON                        0x00000000U
#define PWR_LOWPOWERREGULATOR_ON                    PWR_CR_LPDS

/**
  * @}
  */

/** @defgroup PWR_SLEEP_mode_entry PWR SLEEP mode entry
  * @{
  */
#define PWR_SLEEPENTRY_WFI              ((uint8_t)0x01)
#define PWR_SLEEPENTRY_WFE              ((uint8_t)0x02)

/**
  * @}
  */

/** @defgroup PWR_STOP_mode_entry PWR STOP mode entry
  * @{
  */
#define PWR_STOPENTRY_WFI               ((uint8_t)0x01)
#define PWR_STOPENTRY_WFE               ((uint8_t)0x02)

/**
  * @}
  */

/** @defgroup PWR_Flag PWR Flag
  * @{
  */
#define PWR_FLAG_WU                     PWR_CSR_WUF
#define PWR_FLAG_SB                     PWR_CSR_SBF
#define PWR_FLAG_PVDO                   PWR_CSR_PVDO


/**
  * @}
  */

/**
  * @}
  */

/* Exported macro ------------------------------------------------------------*/
/** @defgroup PWR_Exported_Macros PWR Exported Macros
  * @{
  */

/** @brief  Check PWR flag is set or not.
  * @param  __FLAG__: specifies the flag to check.
  *           This parameter can be one of the following values:
  *            @arg PWR_FLAG_WU: Wake Up flag. This flag indicates that a wakeup event
  *                  was received from the WKUP pin or from the RTC alarm
  *                  An additional wakeup event is detected if the WKUP pin is enabled
  *                  (by setting the EWUP bit) when the WKUP pin level is already high.
  *            @arg PWR_FLAG_SB: StandBy flag. This flag indicates that the system was
  *                  resumed from StandBy mode.
  *            @arg PWR_FLAG_PVDO: PVD Output. This flag is valid only if PVD is enabled
  *                  by the HAL_PWR_EnablePVD() function. The PVD is stopped by Standby mode
  *                  For this reason, this bit is equal to 0 after Standby or reset
  *                  until the PVDE bit is set.
  * @retval The new state of __FLAG__ (TRUE or FALSE).
  */
#define __HAL_PWR_GET_FLAG(__FLAG__) ((PWR->CSR & (__FLAG__)) == (__FLAG__))

/** @brief  Clear the PWR's pending flags.
  * @param  __FLAG__: specifies the flag to clear.
  *          This parameter can be one of the following values:
  *            @arg PWR_FLAG_WU: Wake Up flag
  *            @arg PWR_FLAG_SB: StandBy flag
  */
#define __HAL_PWR_CLEAR_FLAG(__FLAG__) SET_BIT(PWR->CR, ((__FLAG__) << 2))

/**
  * @brief Enable interrupt on PVD Exti Line 16.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_ENABLE_IT()      SET_BIT(EXTI->IMR, PWR_EXTI_LINE_PVD)

/**
  * @brief Disable interrupt on PVD Exti Line 16. 
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_DISABLE_IT()     CLEAR_BIT(EXTI->IMR, PWR_EXTI_LINE_PVD)

/**
  * @brief Enable event on PVD Exti Line 16.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_ENABLE_EVENT()   SET_BIT(EXTI->EMR, PWR_EXTI_LINE_PVD)

/**
  * @brief Disable event on PVD Exti Line 16.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_DISABLE_EVENT()  CLEAR_BIT(EXTI->EMR, PWR_EXTI_LINE_PVD)


/**
  * @brief  PVD EXTI line configuration: set falling edge trigger.  
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE()  SET_BIT(EXTI->FTSR, PWR_EXTI_LINE_PVD)


/**
  * @brief Disable the PVD Extended Interrupt Falling Trigger.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE()  CLEAR_BIT(EXTI->FTSR, PWR_EXTI_LINE_PVD)


/**
  * @brief  PVD EXTI line configuration: set rising edge trigger.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE()   SET_BIT(EXTI->RTSR, PWR_EXTI_LINE_PVD)

/**
  * @brief Disable the PVD Extended Interrupt Rising Trigger.
  * This parameter can be:
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE()  CLEAR_BIT(EXTI->RTSR, PWR_EXTI_LINE_PVD)

/**
  * @brief  PVD EXTI line configuration: set rising & falling edge trigger.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_ENABLE_RISING_FALLING_EDGE()   __HAL_PWR_PVD_EXTI_ENABLE_RISING_EDGE();__HAL_PWR_PVD_EXTI_ENABLE_FALLING_EDGE();

/**
  * @brief Disable the PVD Extended Interrupt Rising & Falling Trigger.
  * This parameter can be:
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_DISABLE_RISING_FALLING_EDGE()  __HAL_PWR_PVD_EXTI_DISABLE_RISING_EDGE();__HAL_PWR_PVD_EXTI_DISABLE_FALLING_EDGE();



/**
  * @brief Check whether the specified PVD EXTI interrupt flag is set or not.
  * @retval EXTI PVD Line Status.
  */
#define __HAL_PWR_PVD_EXTI_GET_FLAG()       (EXTI->PR & (PWR_EXTI_LINE_PVD))

/**
  * @brief Clear the PVD EXTI flag.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_CLEAR_FLAG()     (EXTI->PR = (PWR_EXTI_LINE_PVD))

/**
  * @brief Generate a Software interrupt on selected EXTI line.
  * @retval None.
  */
#define __HAL_PWR_PVD_EXTI_GENERATE_SWIT()  SET_BIT(EXTI->SWIER, PWR_EXTI_LINE_PVD)
/**
  * @}
  */

/* Private macro -------------------------------------------------------------*/
/** @defgroup PWR_Private_Macros PWR Private Macros
  * @{
  */
#define IS_PWR_PVD_LEVEL(LEVEL) (((LEVEL) == PWR_PVDLEVEL_0) || ((LEVEL) == PWR_PVDLEVEL_1)|| \
                                 ((LEVEL) == PWR_PVDLEVEL_2) || ((LEVEL) == PWR_PVDLEVEL_3)|| \
                                 ((LEVEL) == PWR_PVDLEVEL_4) || ((LEVEL) == PWR_PVDLEVEL_5)|| \
                                 ((LEVEL) == PWR_PVDLEVEL_6) || ((LEVEL) == PWR_PVDLEVEL_7))


#define IS_PWR_PVD_MODE(MODE) (((MODE) == PWR_PVD_MODE_IT_RISING)|| ((MODE) == PWR_PVD_MODE_IT_FALLING) || \
                              ((MODE) == PWR_PVD_MODE_IT_RISING_FALLING) || ((MODE) == PWR_PVD_MODE_EVENT_RISING) || \
                              ((MODE) == PWR_PVD_MODE_EVENT_FALLING) || ((MODE) == PWR_PVD_MODE_EVENT_RISING_FALLING) || \
                              ((MODE) == PWR_PVD_MODE_NORMAL)) 

#define IS_PWR_WAKEUP_PIN(PIN) (((PIN) == PWR_WAKEUP_PIN1))

#define IS_PWR_REGULATOR(REGULATOR) (((REGULATOR) == PWR_MAINREGULATOR_ON) || \
                                     ((REGULATOR) == PWR_LOWPOWERREGULATOR_ON))

#define IS_PWR_SLEEP_ENTRY(ENTRY) (((ENTRY) == PWR_SLEEPENTRY_WFI) || ((ENTRY) == PWR_SLEEPENTRY_WFE))

#define IS_PWR_STOP_ENTRY(ENTRY) (((ENTRY) == PWR_STOPENTRY_WFI) || ((ENTRY) == PWR_STOPENTRY_WFE))

/**
  * @}
  */



/* Exported functions --------------------------------------------------------*/

/** @addtogroup PWR_Exported_Functions PWR Exported Functions
  * @{
  */
  
/** @addtogroup PWR_Exported_Functions_Group1 Initialization and de-initialization functions 
  * @{
  */

/* Initialization and de-initialization functions *******************************/
void HAL_PWR_DeInit(void);
void HAL_PWR_EnableBkUpAccess(void);
void HAL_PWR_DisableBkUpAccess(void);

/**
  * @}
  */

/** @addtogroup PWR_Exported_Functions_Group2 Peripheral Control functions 
  * @{
  */

/* Peripheral Control functions  ************************************************/
void HAL_PWR_ConfigPVD(PWR_PVDTypeDef *sConfigPVD);
/* #define HAL_PWR_ConfigPVD 12*/
void HAL_PWR_EnablePVD(void);
void HAL_PWR_DisablePVD(void);

/* WakeUp pins configuration functions ****************************************/
void HAL_PWR_EnableWakeUpPin(uint32_t WakeUpPinx);
void HAL_PWR_DisableWakeUpPin(uint32_t WakeUpPinx);

/* Low Power modes configuration functions ************************************/
void HAL_PWR_EnterSTOPMode(uint32_t Regulator, uint8_t STOPEntry);
void HAL_PWR_EnterSLEEPMode(uint32_t Regulator, uint8_t SLEEPEntry);
void HAL_PWR_EnterSTANDBYMode(void);

void HAL_PWR_EnableSleepOnExit(void);
void HAL_PWR_DisableSleepOnExit(void);
void HAL_PWR_EnableSEVOnPend(void);
void HAL_PWR_DisableSEVOnPend(void);



void HAL_PWR_PVD_IRQHandler(void);
void HAL_PWR_PVDCallback(void);
/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

/**
  * @}
  */

#ifdef __cplusplus
}
#endif


#endif /* __STM32F1xx_HAL_PWR_H */