/**
 ******************************************************************************
 * @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 */
