162 lines
6.7 KiB
C
162 lines
6.7 KiB
C
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/**
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******************************************************************************
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* @file stm32f4xx_hal_pwr_ex.h
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* @author MCD Application Team
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* @version V1.0.0
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* @date 18-February-2014
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* @brief Header file of PWR HAL Extension module.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of STMicroelectronics nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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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 __STM32F4xx_HAL_PWR_EX_H
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#define __STM32F4xx_HAL_PWR_EX_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 "stm32f4xx_hal_def.h"
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/** @addtogroup STM32F4xx_HAL_Driver
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* @{
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*/
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/** @addtogroup PWREx
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* @{
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*/
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#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* ------------- PWR registers bit address in the alias region ---------------*/
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/* --- CR Register ---*/
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/* Alias word address of ODEN bit */
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#define ODEN_BitNumber 0x10
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#define CR_ODEN_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (ODEN_BitNumber * 4))
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/* Alias word address of ODSWEN bit */
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#define ODSWEN_BitNumber 0x11
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#define CR_ODSWEN_BB (PERIPH_BB_BASE + (CR_OFFSET * 32) + (ODSWEN_BitNumber * 4))
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/** @defgroup PWREx_Over_Under_Drive_Flag
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* @{
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*/
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#define PWR_FLAG_ODRDY PWR_CSR_ODRDY
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#define PWR_FLAG_ODSWRDY PWR_CSR_ODSWRDY
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#define PWR_FLAG_UDRDY PWR_CSR_UDSWRDY
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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 macro ------------------------------------------------------------*/
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/** @brief Macros to enable or disable the Over drive mode.
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* @note These macros can be used only for STM32F42xx/STM3243xx devices.
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*/
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#define __HAL_PWR_OVERDRIVE_ENABLE() (*(__IO uint32_t *) CR_ODEN_BB = ENABLE)
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#define __HAL_PWR_OVERDRIVE_DISABLE() (*(__IO uint32_t *) CR_ODEN_BB = DISABLE)
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/** @brief Macros to enable or disable the Over drive switching.
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* @note These macros can be used only for STM32F42xx/STM3243xx devices.
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*/
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#define __HAL_PWR_OVERDRIVESWITCHING_ENABLE() (*(__IO uint32_t *) CR_ODSWEN_BB = ENABLE)
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#define __HAL_PWR_OVERDRIVESWITCHING_DISABLE() (*(__IO uint32_t *) CR_ODSWEN_BB = DISABLE)
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/** @brief Macros to enable or disable the Under drive mode.
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* @note This mode is enabled only with STOP low power mode.
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* In this mode, the 1.2V domain is preserved in reduced leakage mode. This
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* mode is only available when the main regulator or the low power regulator
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* is in low voltage mode.
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* @note If the Under-drive mode was enabled, it is automatically disabled after
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* exiting Stop mode.
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* When the voltage regulator operates in Under-drive mode, an additional
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* startup delay is induced when waking up from Stop mode.
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*/
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#define __HAL_PWR_UNDERDRIVE_ENABLE() (PWR->CR |= (uint32_t)PWR_CR_UDEN)
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#define __HAL_PWR_UNDERDRIVE_DISABLE() (PWR->CR &= (uint32_t)(~PWR_CR_UDEN))
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/** @brief Check PWR flag is set or not.
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* @note These macros can be used only for STM32F42xx/STM3243xx devices.
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* @param __FLAG__: specifies the flag to check.
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* This parameter can be one of the following values:
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* @arg PWR_FLAG_ODRDY: This flag indicates that the Over-drive mode
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* is ready
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* @arg PWR_FLAG_ODSWRDY: This flag indicates that the Over-drive mode
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* switching is ready
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* @arg PWR_FLAG_UDRDY: This flag indicates that the Under-drive mode
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* is enabled in Stop mode
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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_ODRUDR_FLAG(__FLAG__) ((PWR->CSR & (__FLAG__)) == (__FLAG__))
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/** @brief Clear the Under-Drive Ready flag.
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* @note These macros can be used only for STM32F42xx/STM3243xx devices.
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*/
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#define __HAL_PWR_CLEAR_ODRUDR_FLAG() (PWR->CSR |= PWR_FLAG_UDRDY)
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#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
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/* Exported functions --------------------------------------------------------*/
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void HAL_PWREx_EnableFlashPowerDown(void);
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void HAL_PWREx_DisableFlashPowerDown(void);
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HAL_StatusTypeDef HAL_PWREx_EnableBkUpReg(void);
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HAL_StatusTypeDef HAL_PWREx_DisableBkUpReg(void);
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#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx)
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HAL_StatusTypeDef HAL_PWREx_ActivateOverDrive(void);
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HAL_StatusTypeDef HAL_PWREx_DeactivateOverDrive(void);
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#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */
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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 /* __STM32F4xx_HAL_PWR_EX_H */
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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