stm32f4xx_pwr.c File Reference

This file provides firmware functions to manage the following functionalities of the Power Controller (PWR) peripheral: More...

#include "stm32f4xx_pwr.h"
#include "stm32f4xx_rcc.h"

Macros
#define	PWR_OFFSET   (PWR_BASE - PERIPH_BASE)
#define	CR_OFFSET   (PWR_OFFSET + 0x00)
#define	DBP_BitNumber   0x08
#define	CR_DBP_BB   (PERIPH_BB_BASE + (CR_OFFSET * 32) + (DBP_BitNumber * 4))
#define	PVDE_BitNumber   0x04
#define	CR_PVDE_BB   (PERIPH_BB_BASE + (CR_OFFSET * 32) + (PVDE_BitNumber * 4))
#define	FPDS_BitNumber   0x09
#define	CR_FPDS_BB   (PERIPH_BB_BASE + (CR_OFFSET * 32) + (FPDS_BitNumber * 4))
#define	PMODE_BitNumber   0x0E
#define	CR_PMODE_BB   (PERIPH_BB_BASE + (CR_OFFSET * 32) + (PMODE_BitNumber * 4))
#define	CSR_OFFSET   (PWR_OFFSET + 0x04)
#define	EWUP_BitNumber   0x08
#define	CSR_EWUP_BB   (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (EWUP_BitNumber * 4))
#define	BRE_BitNumber   0x09
#define	CSR_BRE_BB   (PERIPH_BB_BASE + (CSR_OFFSET * 32) + (BRE_BitNumber * 4))
#define	CR_DS_MASK   ((uint32_t)0xFFFFFFFC)
#define	CR_PLS_MASK   ((uint32_t)0xFFFFFF1F)

Functions
void	PWR_DeInit (void)
	Deinitializes the PWR peripheral registers to their default reset values. More...
void	PWR_BackupAccessCmd (FunctionalState NewState)
	Enables or disables access to the backup domain (RTC registers, RTC backup data registers and backup SRAM). More...
void	PWR_PVDLevelConfig (uint32_t PWR_PVDLevel)
	Configures the voltage threshold detected by the Power Voltage Detector(PVD). More...
void	PWR_PVDCmd (FunctionalState NewState)
	Enables or disables the Power Voltage Detector(PVD). More...
void	PWR_WakeUpPinCmd (FunctionalState NewState)
	Enables or disables the WakeUp Pin functionality. More...
void	PWR_BackupRegulatorCmd (FunctionalState NewState)
	Enables or disables the Backup Regulator. More...
void	PWR_MainRegulatorModeConfig (uint32_t PWR_Regulator_Voltage)
	Configures the main internal regulator output voltage. More...
void	PWR_FlashPowerDownCmd (FunctionalState NewState)
	Enables or disables the Flash Power Down in STOP mode. More...
void	PWR_EnterSTOPMode (uint32_t PWR_Regulator, uint8_t PWR_STOPEntry)
	Enters STOP mode. More...
void	PWR_EnterSTANDBYMode (void)
	Enters STANDBY mode. More...
FlagStatus	PWR_GetFlagStatus (uint32_t PWR_FLAG)
	Checks whether the specified PWR flag is set or not. More...
void	PWR_ClearFlag (uint32_t PWR_FLAG)
	Clears the PWR's pending flags. More...

Detailed Description

This file provides firmware functions to manage the following functionalities of the Power Controller (PWR) peripheral:

Author

MCD Application Team

Version

V1.0.2

Date

05-March-2012

• Backup Domain Access
• PVD configuration
• WakeUp pin configuration
• Main and Backup Regulators configuration
• FLASH Power Down configuration
• Low Power modes configuration
• Flags management

Attention

© COPYRIGHT 2012 STMicroelectronics

Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this file except in compliance with the License. You may obtain a copy of the License at:

   http://www.st.com/software_license_agreement_liberty_v2

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.