FLASH_OB_EnableWRP() function

Enable the write protection of the desired bank1 or bank 2 sectors

Syntax

Show:

Summary

Declaration

Definition

from stm32f4xx_hal_flash_ex.c:101

static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WRPSector, uint32_t Banks);

Implemented in stm32f4xx_hal_flash_ex.c:644

Arguments

Argument

Declared as

Description

WRPSector

uint32_t

specifies the sector(s) to be write protected. This parameter can be one of the following values: @arg WRPSector: A value between OB_WRP_SECTOR_0 and OB_WRP_SECTOR_23 @arg OB_WRP_SECTOR_All

Banks

uint32_t

Enable write protection on all the sectors for the specific bank This parameter can be one of the following values: @arg FLASH_BANK_1: WRP on all sectors of bank1 @arg FLASH_BANK_2: WRP on all sectors of bank2 @arg FLASH_BANK_BOTH: WRP on all sectors of bank1 & bank2

Return value

HAL FLASH State

Notes

When the memory read protection level is selected (RDP level = 1), it is not possible to program or erase the flash sector i if CortexM4 debug features are connected or boot code is executed in RAM, even if nWRPi = 1 Active value of nWRPi bits is inverted when PCROP mode is active (SPRMOD =1). BANK2 starts from OB_WRP_SECTOR_12

Examples

References

from examples

FLASH_OB_EnableWRP() function

Syntax

Arguments

Return value

Notes

Examples

References

Call Tree

Data Use

Class Tree

Override Tree

Implementations

Instances

Lifecycle