--- /dev/null
+/**
+ ******************************************************************************
+ * @file stm32l1xx_hal_pwr.h
+ * @author MCD Application Team
+ * @version V1.0.0
+ * @date 5-September-2014
+ * @brief Header file of PWR HAL module.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT(c) 2014 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 __STM32L1xx_HAL_PWR_H
+#define __STM32L1xx_HAL_PWR_H
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32l1xx_hal_def.h"
+
+/** @addtogroup STM32L1xx_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;
+
+/**
+ * @}
+ */
+
+/* Exported constants --------------------------------------------------------*/
+
+/** @defgroup PWR_Exported_Constants PWR Exported Constants
+ * @{
+ */
+
+/** @defgroup PWR_register_alias_address PWR Register alias address
+ * @{
+ */
+/* ------------- PWR registers bit address in the alias region ---------------*/
+#define PWR_OFFSET (PWR_BASE - PERIPH_BASE)
+#define PWR_CR_OFFSET 0x00
+#define PWR_CSR_OFFSET 0x04
+#define PWR_CR_OFFSET_BB (PWR_OFFSET + PWR_CR_OFFSET)
+#define PWR_CSR_OFFSET_BB (PWR_OFFSET + PWR_CSR_OFFSET)
+/**
+ * @}
+ */
+
+/** @defgroup PWR_CR_register_alias PWR CR Register alias address
+ * @{
+ */
+/* --- CR Register ---*/
+/* Alias word address of LPSDSR bit */
+#define LPSDSR_BIT_NUMBER POSITION_VAL(PWR_CR_LPSDSR)
+#define CR_LPSDSR_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (LPSDSR_BIT_NUMBER * 4)))
+
+/* Alias word address of DBP bit */
+#define DBP_BIT_NUMBER POSITION_VAL(PWR_CR_DBP)
+#define CR_DBP_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (DBP_BIT_NUMBER * 4)))
+
+/* Alias word address of LPRUN bit */
+#define LPRUN_BIT_NUMBER POSITION_VAL(PWR_CR_LPRUN)
+#define CR_LPRUN_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (LPRUN_BIT_NUMBER * 4)))
+
+/* Alias word address of PVDE bit */
+#define PVDE_BIT_NUMBER POSITION_VAL(PWR_CR_PVDE)
+#define CR_PVDE_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (PVDE_BIT_NUMBER * 4)))
+
+/* Alias word address of FWU bit */
+#define FWU_BIT_NUMBER POSITION_VAL(PWR_CR_FWU)
+#define CR_FWU_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (FWU_BIT_NUMBER * 4)))
+
+/* Alias word address of ULP bit */
+#define ULP_BIT_NUMBER POSITION_VAL(PWR_CR_ULP)
+#define CR_ULP_BB ((uint32_t)(PERIPH_BB_BASE + (PWR_CR_OFFSET_BB * 32) + (ULP_BIT_NUMBER * 4)))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_CSR_register_alias PWR CSR Register alias address
+ * @{
+ */
+
+/* --- CSR Register ---*/
+/* Alias word address of EWUP1, EWUP2 and EWUP3 bits */
+#define CSR_EWUP_BB(VAL) ((uint32_t)(PERIPH_BB_BASE + (PWR_CSR_OFFSET_BB * 32) + (POSITION_VAL(VAL) * 4)))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_PVD_detection_level PWR PVD detection level
+ * @{
+ */
+#define PWR_PVDLEVEL_0 PWR_CR_PLS_LEV0
+#define PWR_PVDLEVEL_1 PWR_CR_PLS_LEV1
+#define PWR_PVDLEVEL_2 PWR_CR_PLS_LEV2
+#define PWR_PVDLEVEL_3 PWR_CR_PLS_LEV3
+#define PWR_PVDLEVEL_4 PWR_CR_PLS_LEV4
+#define PWR_PVDLEVEL_5 PWR_CR_PLS_LEV5
+#define PWR_PVDLEVEL_6 PWR_CR_PLS_LEV6
+#define PWR_PVDLEVEL_7 PWR_CR_PLS_LEV7 /* External input analog voltage
+ (Compare internally to VREFINT) */
+#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))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_PVD_Mode PWR PVD Mode
+ * @{
+ */
+#define PWR_PVD_MODE_NORMAL ((uint32_t)0x00000000) /*!< basic mode is used */
+#define PWR_PVD_MODE_IT_RISING ((uint32_t)0x00010001) /*!< External Interrupt Mode with Rising edge trigger detection */
+#define PWR_PVD_MODE_IT_FALLING ((uint32_t)0x00010002) /*!< External Interrupt Mode with Falling edge trigger detection */
+#define PWR_PVD_MODE_IT_RISING_FALLING ((uint32_t)0x00010003) /*!< External Interrupt Mode with Rising/Falling edge trigger detection */
+#define PWR_PVD_MODE_EVENT_RISING ((uint32_t)0x00020001) /*!< Event Mode with Rising edge trigger detection */
+#define PWR_PVD_MODE_EVENT_FALLING ((uint32_t)0x00020002) /*!< Event Mode with Falling edge trigger detection */
+#define PWR_PVD_MODE_EVENT_RISING_FALLING ((uint32_t)0x00020003) /*!< Event Mode with Rising/Falling edge trigger detection */
+
+#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))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_Regulator_state_in_SLEEP_STOP_mode PWR Regulator state in SLEEP/STOP mode
+ * @{
+ */
+#define PWR_MAINREGULATOR_ON ((uint32_t)0x00000000)
+#define PWR_LOWPOWERREGULATOR_ON PWR_CR_LPSDSR
+
+#define IS_PWR_REGULATOR(REGULATOR) (((REGULATOR) == PWR_MAINREGULATOR_ON) || \
+ ((REGULATOR) == PWR_LOWPOWERREGULATOR_ON))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_SLEEP_mode_entry PWR SLEEP mode entry
+ * @{
+ */
+#define PWR_SLEEPENTRY_WFI ((uint8_t)0x01)
+#define PWR_SLEEPENTRY_WFE ((uint8_t)0x02)
+#define IS_PWR_SLEEP_ENTRY(ENTRY) (((ENTRY) == PWR_SLEEPENTRY_WFI) || ((ENTRY) == PWR_SLEEPENTRY_WFE))
+/**
+ * @}
+ */
+
+/** @defgroup PWR_STOP_mode_entry PWR STOP mode entry
+ * @{
+ */
+#define PWR_STOPENTRY_WFI ((uint8_t)0x01)
+#define PWR_STOPENTRY_WFE ((uint8_t)0x02)
+#define IS_PWR_STOP_ENTRY(ENTRY) (((ENTRY) == PWR_STOPENTRY_WFI) || ((ENTRY) == PWR_STOPENTRY_WFE) )
+/**
+ * @}
+ */
+
+/** @defgroup PWR_Regulator_Voltage_Scale PWR Regulator Voltage Scale
+ * @{
+ */
+
+#define PWR_REGULATOR_VOLTAGE_SCALE1 PWR_CR_VOS_0
+#define PWR_REGULATOR_VOLTAGE_SCALE2 PWR_CR_VOS_1
+#define PWR_REGULATOR_VOLTAGE_SCALE3 PWR_CR_VOS
+
+#define IS_PWR_VOLTAGE_SCALING_RANGE(RANGE) (((RANGE) == PWR_REGULATOR_VOLTAGE_SCALE1) || \
+ ((RANGE) == PWR_REGULATOR_VOLTAGE_SCALE2) || \
+ ((RANGE) == PWR_REGULATOR_VOLTAGE_SCALE3))
+/**
+ * @}
+ */
+
+/** @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
+#define PWR_FLAG_VREFINTRDY PWR_CSR_VREFINTRDYF
+#define PWR_FLAG_VOS PWR_CSR_VOSF
+#define PWR_FLAG_REGLP PWR_CSR_REGLPF
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/* Exported macro ------------------------------------------------------------*/
+/** @defgroup PWR_Exported_Macro PWR Exported Macro
+ * @{
+ */
+
+/** @brief macros configure the main internal regulator output voltage.
+ * @param __REGULATOR__: specifies the regulator output voltage to achieve
+ * a tradeoff between performance and power consumption when the device does
+ * not operate at the maximum frequency (refer to the datasheets for more details).
+ * This parameter can be one of the following values:
+ * @arg PWR_REGULATOR_VOLTAGE_SCALE1: Regulator voltage output Scale 1 mode,
+ * System frequency up to 32 MHz.
+ * @arg PWR_REGULATOR_VOLTAGE_SCALE2: Regulator voltage output Scale 2 mode,
+ * System frequency up to 16 MHz.
+ * @arg PWR_REGULATOR_VOLTAGE_SCALE3: Regulator voltage output Scale 3 mode,
+ * System frequency up to 4.2 MHz
+ * @retval None
+ */
+#define __HAL_PWR_VOLTAGESCALING_CONFIG(__REGULATOR__) (MODIFY_REG(PWR->CR, PWR_CR_VOS, (__REGULATOR__)))
+
+/** @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 (Alarm B),
+ * RTC Tamper event, RTC TimeStamp event or RTC Wakeup.
+ * 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.
+ * @arg PWR_FLAG_VREFINTRDY: Internal voltage reference (VREFINT) ready flag.
+ * This bit indicates the state of the internal voltage reference, VREFINT.
+ * @arg PWR_FLAG_VOS: Voltage Scaling select flag. A delay is required for
+ * the internal regulator to be ready after the voltage range is changed.
+ * The VOSF bit indicates that the regulator has reached the voltage level
+ * defined with bits VOS of PWR_CR register.
+ * @arg PWR_FLAG_REGLP: Regulator LP flag. When the MCU exits from Low power run
+ * mode, this bit stays at 1 until the regulator is ready in main mode.
+ * A polling on this bit is recommended to wait for the regulator main mode.
+ * This bit is reset by hardware when the regulator is ready.
+ * @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__) (PWR->CR |= (__FLAG__) << 2)
+
+#define PWR_EXTI_LINE_PVD ((uint32_t)0x00010000) /*!< External interrupt line 16 Connected to the PVD EXTI Line */
+
+/**
+ * @brief Enable interrupt on PVD Exti Line 16.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_ENABLE_IT() (EXTI->IMR |= (PWR_EXTI_LINE_PVD))
+
+/**
+ * @brief Disable interrupt on PVD Exti Line 16.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_DISABLE_IT() (EXTI->IMR &= ~(PWR_EXTI_LINE_PVD))
+
+/**
+ * @brief Enable event on PVD Exti Line 16.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_ENABLE_EVENT() (EXTI->EMR |= (PWR_EXTI_LINE_PVD))
+
+/**
+ * @brief Disable event on PVD Exti Line 16.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_DISABLE_EVENT() (EXTI->EMR &= ~(PWR_EXTI_LINE_PVD))
+
+/**
+ * @brief PVD EXTI line configuration: clear falling edge trigger and set rising edge.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_CLEAR_EGDE_TRIGGER() EXTI->FTSR &= ~(PWR_EXTI_LINE_PVD); \
+ EXTI->RTSR &= ~(PWR_EXTI_LINE_PVD)
+
+/**
+ * @brief PVD EXTI line configuration: set falling edge trigger.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_SET_FALLING_EGDE_TRIGGER() EXTI->FTSR |= (PWR_EXTI_LINE_PVD)
+
+/**
+ * @brief PVD EXTI line configuration: set rising edge trigger.
+ * @retval None.
+ */
+#define __HAL_PWR_PVD_EXTI_SET_RISING_EDGE_TRIGGER() EXTI->RTSR |= (PWR_EXTI_LINE_PVD)
+
+/**
+ * @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() (EXTI->SWIER |= (PWR_EXTI_LINE_PVD))
+/**
+ * @}
+ */
+
+/* Include PWR HAL Extension module */
+#include "stm32l1xx_hal_pwr_ex.h"
+
+/* 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_PVDConfig(PWR_PVDTypeDef *sConfigPVD);
+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_PVD_IRQHandler(void);
+void HAL_PWR_PVDCallback(void);
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* __STM32L1xx_HAL_PWR_H */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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