LL TAMP Functions

Tamper

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Tamper

Functions

void LL_TAMP_Enable ( uint32_t Tampers )

Enable TAMPx input detection.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 TAMPxE LL_TAMP_Enable

Parameters :

Tampers – This parameter can be a combination of the group values TAMPER

void LL_TAMP_Disable ( uint32_t Tampers )

Clear TAMPx input detection.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 TAMPxE LL_TAMP_Disable

Parameters :

Tampers – This parameter can be a combination of the group values TAMPER

uint32_t LL_TAMP_GetEnabled ( uint32_t Tampers )

Get the enabled TAMPx.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 TAMPxE LL_TAMP_GetEnabled

Parameters :

Tampers – This parameter can be a combination of the group values TAMPER

Return values :

State – of the tampers enable.

void LL_TAMP_EnableIT ( uint32_t TampersIT )

Enable TAMPx interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER TAMPxIE LL_TAMP_EnableIT

Parameters :

TampersIT – This parameter can be a combination of the group values TAMPER IT

void LL_TAMP_DisableIT ( uint32_t TampersIT )

Disable TAMPx interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER TAMPxIE LL_TAMP_DisableIT

Parameters :

TampersIT – This parameter can be a combination of the group values TAMPER IT

uint32_t LL_TAMP_IsEnabledIT ( uint32_t TampersIT )

Get the enabled TAMPx interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER TAMPxIE LL_TAMP_IsEnabledIT

Parameters :

TampersIT – This parameter can be a combination of the group values TAMPER IT

Return values :

State – of the tamper interrupt enable (1 enabled / 0 disabled).

void LL_TAMP_EnableMask ( uint32_t Mask )

Enable Tamper mask flag.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxMSK LL_TAMP_EnableMask

Note

Associated Tamper IT must not be enabled when the tamper mask is set.

Parameters :

Mask – This parameter can be a combination of the group values TAMPER MASK

void LL_TAMP_DisableMask ( uint32_t Mask )

Disable Tamper mask flag.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxMSK LL_TAMP_DisableMask

Parameters :

Mask – This parameter can be a combination of the group values TAMPER MASK

uint32_t LL_TAMP_GetMasked ( uint32_t Mask )

Get the enabled TAMPx mask flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxMSK LL_TAMP_GetMasked

Parameters :

Mask – This parameter can be a combination of the group values TAMPER MASK

Return values :

State – of the tampers mask flag enable.

void LL_TAMP_EnablePotentialMode ( uint32_t Tamper )

Enable TAMPx potential mode.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxPOM LL_TAMP_EnablePotentialMode

Note

In potential mode, the backup registers and device secrets can be blocked instead of erased. See TAMP interconnection table for more information.

Parameters :

Tamper – This parameter can be a combination of the group values TAMPER NO ERASE

void LL_TAMP_DisablePotentialMode ( uint32_t Tamper )

Disable TAMPx potential mode.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxPOM LL_TAMP_DisablePotentialMode

Parameters :

Tamper – This parameter can be a combination of the group values TAMPER NO ERASE

uint32_t LL_TAMP_IsEnabledPotentialMode ( uint32_t Tamper )

Check if the TAMPx potential mode is enabled or disabled.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxPOM LL_TAMP_IsEnabledPotentialMode

Parameters :

Tamper – This parameter can be a combination of the group values TAMPER NO ERASE

Return values :

State – of TAMPx potential mode (1 enabled / 0 disabled).

void LL_TAMP_SetConfig ( uint32_t Pullup , uint32_t Precharge , uint32_t FilterCounter , uint32_t SampleFrequency )

Configure global tamper parameters.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPUDIS LL_TAMP_SetConfig

TAMP_FLTCR TAMPPRCH LL_TAMP_SetConfig

TAMP_FLTCR TAMPFREQ LL_TAMP_SetConfig

TAMP_FLTCR TAMPFLT LL_TAMP_SetConfig

Parameters :

• Pullup – pull-up (precharge of TAMP pins) can be one of the following values:

  • LL_TAMP_PULL_UP_ENABLE

  • LL_TAMP_PULL_UP_DISABLE

• Precharge – time duration of the precharge can be one of the following values:

  • LL_TAMP_DURATION_1RTCCLK

  • LL_TAMP_DURATION_2RTCCLK

  • LL_TAMP_DURATION_4RTCCLK

  • LL_TAMP_DURATION_8RTCCLK

• FilterCounter – filter counter, can be one of the following values:

  • LL_TAMP_FILTER_DISABLE

  • LL_TAMP_FILTER_2SAMPLES

  • LL_TAMP_FILTER_4SAMPLES

  • LL_TAMP_FILTER_8SAMPLES

• SampleFrequency – sample frequency, can be one of the following values:

  • LL_TAMP_SAMPLFREQDIV_32768

  • LL_TAMP_SAMPLFREQDIV_16384

  • LL_TAMP_SAMPLFREQDIV_8192

  • LL_TAMP_SAMPLFREQDIV_4096

  • LL_TAMP_SAMPLFREQDIV_2048

  • LL_TAMP_SAMPLFREQDIV_1024

  • LL_TAMP_SAMPLFREQDIV_512

  • LL_TAMP_SAMPLFREQDIV_256

uint32_t LL_TAMP_GetConfig ( void )

Retrieve the global tamper parameters configuration.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPUDIS LL_TAMP_GetConfig

TAMP_FLTCR TAMPPRCH LL_TAMP_GetConfig

TAMP_FLTCR TAMPFREQ LL_TAMP_GetConfig

TAMP_FLTCR TAMPFLT LL_TAMP_GetConfig

Return values :

Combined – values of the pull-up precharge, precharge duration, sample frequency and filter

void LL_TAMP_SetConfigTampers ( uint32_t Tampers , uint32_t Trigger , uint32_t EraseSecrets , uint32_t Masked )

Configure one or multiple tampers.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxTRG LL_TAMP_SetConfigTampers

TAMP_CR2 TAMPxMSK LL_TAMP_SetConfigTampers

TAMP_CR2 TAMPxPOM LL_TAMP_SetConfigTampers

Parameters :

• Tampers – tampers can be one of the group values TAMPER

• Trigger – trigger mode, can be one of the following values:

  • LL_TAMP_ACTIVELEVEL_DEACTIVATE_ALL

  • LL_TAMP_ACTIVELEVEL_TAMP

• EraseSecrets – tamper mode, can be one of the following values:

  • LL_TAMP_ERASE_ACTIVATE_ALL

  • LL_TAMP_NOERASE_TAMPER

• Masked – tamper masked, can be one of the following values:

  • LL_TAMP_MASK_NONE

  • LL_TAMP_MASK_TAMPER

uint32_t LL_TAMP_GetConfigTampers ( uint32_t Tampers )

Retrieve one configuration tamper.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxTRG LL_TAMP_GetConfigTampers

TAMP_CR2 TAMPxMSK LL_TAMP_GetConfigTampers

TAMP_CR2 TAMPxPOM LL_TAMP_GetConfigTampers

Parameters :

Tampers – tampers can be one of the group values TAMPER

Return values :

Combined – values of the tamper masked, mode and trigger mode.

void LL_TAMP_EnablePullUp ( void )

Enable TAMPx pull-up (Precharge TAMPx pins before sampling).

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPUDIS LL_TAMP_EnablePullUp

void LL_TAMP_DisablePullUp ( void )

Disable TAMPx pull-up (Disable precharge of TAMPx pins).

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPUDIS LL_TAMP_DisablePullUp

uint32_t LL_TAMP_IsEnabledPullUp ( void )

Check if the TAMPx pull-up is enabled or disabled.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPUDIS LL_TAMP_IsEnabledPullUp

Return values :

State – of TAMPx pull-up (1 enabled / 0 disabled).

void LL_TAMP_SetPrecharge ( uint32_t Duration )

Set TAMPx precharge duration.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPRCH LL_TAMP_SetPrecharge

Parameters :

Duration – This parameter can be one of the following values:

• LL_TAMP_DURATION_1RTCCLK

• LL_TAMP_DURATION_2RTCCLK

• LL_TAMP_DURATION_4RTCCLK

• LL_TAMP_DURATION_8RTCCLK

uint32_t LL_TAMP_GetPrecharge ( void )

Get TAMPx precharge duration.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPPRCH LL_TAMP_GetPrecharge

Return values :

Returned – value can be one of the following values:

• LL_TAMP_DURATION_1RTCCLK

• LL_TAMP_DURATION_2RTCCLK

• LL_TAMP_DURATION_4RTCCLK

• LL_TAMP_DURATION_8RTCCLK

void LL_TAMP_SetFilterCount ( uint32_t FilterCount )

Set TAMPx filter count.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPFLT LL_TAMP_SetFilterCount

Parameters :

FilterCount – This parameter can be one of the following values:

• LL_TAMP_FILTER_DISABLE

• LL_TAMP_FILTER_2SAMPLES

• LL_TAMP_FILTER_4SAMPLES

• LL_TAMP_FILTER_8SAMPLES

uint32_t LL_TAMP_GetFilterCount ( void )

Get TAMPx filter count.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPFLT LL_TAMP_GetFilterCount

Return values :

Returned – value can be one of the following values:

• LL_TAMP_FILTER_DISABLE

• LL_TAMP_FILTER_2SAMPLES

• LL_TAMP_FILTER_4SAMPLES

• LL_TAMP_FILTER_8SAMPLES

void LL_TAMP_SetSamplingFreq ( uint32_t SamplingFreq )

Set Tamper sampling frequency.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPFREQ LL_TAMP_SetSamplingFreq

Parameters :

SamplingFreq – This parameter can be one of the following values:

• LL_TAMP_SAMPLFREQDIV_32768

• LL_TAMP_SAMPLFREQDIV_16384

• LL_TAMP_SAMPLFREQDIV_8192

• LL_TAMP_SAMPLFREQDIV_4096

• LL_TAMP_SAMPLFREQDIV_2048

• LL_TAMP_SAMPLFREQDIV_1024

• LL_TAMP_SAMPLFREQDIV_512

• LL_TAMP_SAMPLFREQDIV_256

uint32_t LL_TAMP_GetSamplingFreq ( void )

Get Tamper sampling frequency.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_FLTCR TAMPFREQ LL_TAMP_GetSamplingFreq

Return values :

Returned – value can be one of the following values:

• LL_TAMP_SAMPLFREQDIV_32768

• LL_TAMP_SAMPLFREQDIV_16384

• LL_TAMP_SAMPLFREQDIV_8192

• LL_TAMP_SAMPLFREQDIV_4096

• LL_TAMP_SAMPLFREQDIV_2048

• LL_TAMP_SAMPLFREQDIV_1024

• LL_TAMP_SAMPLFREQDIV_512

• LL_TAMP_SAMPLFREQDIV_256

void LL_TAMP_EnableActiveLevel ( uint32_t Tamper )

Enable Active level for Tamper input.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxTRG LL_TAMP_EnableActiveLevel

Parameters :

Tamper – This parameter can be a combination of the group values TAMPER ACTIVE LEVEL

void LL_TAMP_DisableActiveLevel ( uint32_t Tamper )

Disable Active level for Tamper input.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxTRG LL_TAMP_DisableActiveLevel

Parameters :

Tamper – This parameter can be a combination of the group values TAMPER ACTIVE LEVEL

uint32_t LL_TAMP_IsEnabledActiveLevel ( uint32_t Tamper )

Check if the TAMPx active level is enabled or disabled.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 TAMPxTRG LL_TAMP_IsEnabledActiveLevel

Parameters :

Tamper – This parameter can be one of the group values TAMPER ACTIVE LEVEL

Return values :

State – of TAMPx Active level (1 enabled / 0 disabled).

Internal Tamper

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Internal_Tamper

Functions

void LL_TAMP_SetConfigInternalTampers ( uint32_t InternalTampers , uint32_t EraseSecrets )

Configure one or multiple internal tampers.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR3 ITAMPxPOM LL_TAMP_SetConfigInternalTampers

Parameters :

• InternalTampers – This parameter can be a combination of the group values INTERNAL TAMPER

• EraseSecrets – tamper mode, can be one of the following values:

  • LL_TAMP_ITAMP_ERASE_ACTIVE_ALL

  • LL_TAMP_ITAMP_NOERASE_TAMPER

uint32_t LL_TAMP_GetConfigInternalTampers ( uint32_t InternalTampers )

Retrieve configuration for one internal tamper.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR3 ITAMPxPOM LL_TAMP_GetConfigInternalTampers

Parameters :

InternalTampers – This parameter can be a combination of the group values INTERNAL TAMPER

Return values :

Value – of the selected internal tamper no-erase mode.

void LL_TAMP_ITAMP_Enable ( uint32_t InternalTampers )

Enable ITAMPx input detection.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 ITAMPxE LL_TAMP_ITAMP_Enable

Parameters :

InternalTampers – This parameter can be a combination of the group values INTERNAL TAMPER

void LL_TAMP_ITAMP_Disable ( uint32_t InternalTampers )

Disable ITAMPx input detection.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 ITAMPxE LL_TAMP_ITAMP_Disable

Parameters :

InternalTampers – This parameter can be a combination of the group values INTERNAL TAMPER

uint32_t LL_TAMP_ITAMP_GetEnabled ( uint32_t InternalTampers )

Get the enabled ITAMPx.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR1 ITAMPxE LL_TAMP_ITAMP_GetEnabled

Parameters :

InternalTampers – This parameter can be a combination of the group values INTERNAL TAMPER

Return values :

State – of bit (1 or 0).

void LL_TAMP_ITAMP_EnableIT ( uint32_t InternalTampersIT )

Enable ITAMPx input detection interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER ITAMPxE LL_TAMP_ITAMP_EnableIT

Parameters :

InternalTampersIT – This parameter can be a combination of the group values INTERNAL TAMPER IT

void LL_TAMP_ITAMP_DisableIT ( uint32_t InternalTampersIT )

Clear ITAMPx input detection interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER ITAMPxE LL_TAMP_ITAMP_DisableIT

Parameters :

InternalTampersIT – This parameter can be a combination of the group values INTERNAL TAMPER IT

uint32_t LL_TAMP_ITAMP_IsEnabledIT ( uint32_t InternalTampersIT )

Get the enabled ITAMPx interrupts.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_IER ITAMPxE LL_TAMP_ITAMP_IsEnabledIT

Parameters :

InternalTampersIT – This parameter can be a combination of the group values INTERNAL TAMPER IT

Return values :

State – of bit (1 or 0).

Backup_Registers

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Backup_Registers

Functions

void LL_TAMP_BKP_SetRegister ( uint32_t BackupRegister , uint32_t Data )

Writes a data in a specified Backup data register.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_BKPxR BKP LL_TAMP_BKP_SetRegister

Parameters :

• BackupRegister – This parameter can be one of the group values BACKUP REGISTER

• Data – Value between Min_Data=0x00 and Max_Data=0xFFFFFFFF

uint32_t LL_TAMP_BKP_GetRegister ( uint32_t BackupRegister )

Reads data from the specified TAMP Backup data Register.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_BKPxR BKP LL_TAMP_BKP_GetRegister

Parameters :

BackupRegister – This parameter can be one of the group values BACKUP REGISTER

Return values :

Value – between Min_Data=0x00 and Max_Data=0xFFFFFFFF

FLAG_Management

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_FLAG_Management

Functions

uint32_t LL_TAMP_IsActiveFlag_TAMP ( uint32_t Tampers )

Get tampers interrupt flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_SR TAMPx LL_TAMP_IsActiveFlag_TAMP

Parameters :

Tampers – This parameter can be a combination of the following values:

• TAMPER

Return values :

State – of bit (1 or 0).

uint32_t LL_TAMP_IsActiveFlag_ITAMP ( uint32_t InternalTampers )

Get internal tampers interrupt flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_SR ITAMPx LL_TAMP_IsActiveFlag_ITAMP

Parameters :

InternalTampers – This parameter can be a combination of the following values:

• INTERNAL TAMPER

Return values :

State – of bit (1 or 0).

uint32_t LL_TAMP_IsActiveFlag_TAMPM ( uint32_t Tampers )

Get tampers interrupt masked flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_MISR TAMPxMF LL_TAMP_IsActiveFlag_TAMPM

Parameters :

Tampers – This parameter can be a combination of the following values:

• TAMPER

Return values :

State – of bit (1 or 0).

uint32_t LL_TAMP_IsActiveFlag_ITAMPM ( uint32_t InternalTampers )

Get internal tampers interrupt masked flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_MISR ITAMPxMF LL_TAMP_IsActiveFlag_ITAMPM

Parameters :

InternalTampers – This parameter can be a combination of the following values:

• INTERNAL TAMPER

Return values :

State – of bit (1 or 0).

void LL_TAMP_ClearFlag_TAMP ( uint32_t Tampers )

Clear tampers interrupt masked flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_SCR CTAMPxF LL_TAMP_ClearFlag_TAMP

Parameters :

Tampers – This parameter can be a combination of the following values:

• TAMPER

void LL_TAMP_ClearFlag_ITAMP ( uint32_t InternalTampers )

Clear internal tampers interrupt masked flags.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_SCR CITAMPxF LL_TAMP_ClearFlag_ITAMP

Parameters :

InternalTampers – This parameter can be a combination of the following values:

• INTERNAL TAMPER

Device_Secret Management

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Device_Secret_Management

Functions

void LL_TAMP_BlockDeviceSecretsAccess ( void )

Block access to the backup registers and device secrets.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 BKBLOCK LL_TAMP_BlockDeviceSecretsAccess

void LL_TAMP_UnblockDeviceSecretsAccess ( void )

Unblock access to the backup registers and device secrets.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 BKBLOCK LL_TAMP_UnblockDeviceSecretsAccess

uint32_t LL_TAMP_IsBlockedDeviceSecretsAccess ( void )

Check if the access to the backup registers and device secrets is blocked.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 BKBLOCK LL_TAMP_IsBlockedDeviceSecretsAccess

Return values :

State – of bit (1 or 0).

void LL_TAMP_EraseDeviceSecrets ( void )

Erase the backup registers and device secrets.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CR2 BKERASE LL_TAMP_EraseDeviceSecrets

Tamp remap

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Remap

Functions

void LL_TAMP_EnableRemap ( uint32_t tamp_remap )

Enable remap of TAMP INx on a different pin.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_OR IN2_RMP LL_TAMP_EnableRemap

TAMP_OR IN3_RMP LL_TAMP_EnableRemap

Parameters :

tamp_remap – This parameter can be a combination of the following values:

• LL_TAMP_RMP_TAMP_IN2_PA0_TO_PC1

• LL_TAMP_RMP_TAMP_IN3_PA1_TO_PA2

void LL_TAMP_DisableRemap ( uint32_t tamp_remap )

Disable remap of TAMP INx on a different pin.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_OR IN2_RMP LL_TAMP_DisableRemap

TAMP_OR IN3_RMP LL_TAMP_DisableRemap

Parameters :

tamp_remap – This parameter can be a combination of the following values:

• LL_TAMP_RMP_TAMP_IN2_PA0_TO_PC1

• LL_TAMP_RMP_TAMP_IN3_PA1_TO_PA2

uint32_t LL_TAMP_IsEnabledRemap ( uint32_t tamp_remap )

Check if remap of TAMP INx is enabled or disabled.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_OR IN2_RMP LL_TAMP_IsEnabledRemap

TAMP_OR IN3_RMP LL_TAMP_IsEnabledRemap

Parameters :

tamp_remap – This parameter can be a combination of the following values:

• LL_TAMP_RMP_TAMP_IN2_PA0_TO_PC1

• LL_TAMP_RMP_TAMP_IN3_PA1_TO_PA2

Return values :

State – of bit (1 or 0).

Privilege Services

STM32C562xx STM32C5A3xx STM32C542xx

group TAMP_LL_EF_Privilege_Services

Functions

void LL_TAMP_SetPrivAttr ( uint32_t item , uint32_t priv_attr )

Set privilege attribute configuration.

Reference Manual to LL API cross reference (Register Field Functions)

PRIVCFGR TAMPPRIV LL_TAMP_SetPrivAttr

PRIVCFGR BKPWPRIV LL_TAMP_SetPrivAttr

PRIVCFGR BKPRWPRIV LL_TAMP_SetPrivAttr

Parameters :

• item – This parameter can be one or a combination of the following values:

  • LL_TAMP_PRIV_ITEM_TAMPPRIV

  • LL_TAMP_PRIV_ZONE_BKPWPRIV

  • LL_TAMP_PRIV_ZONE_BKPRWPRIV

• priv_attr – This parameter can be one of the following values:

  • LL_TAMP_ATTR_PRIV

  • LL_TAMP_ATTR_NPRIV

uint32_t LL_TAMP_GetPrivAttr ( uint32_t item )

Get privilege attribute configuration.

Reference Manual to LL API cross reference (Register Field Functions)

PRIVCFGR TAMPPRIV LL_TAMP_GetPrivAttr

PRIVCFGR BKPWPRIV LL_TAMP_GetPrivAttr

PRIVCFGR BKPRWPRIV LL_TAMP_GetPrivAttr

Parameters :

item – This parameter can be one of the following values:

• LL_TAMP_PRIV_ITEM_TAMPPRIV

• LL_TAMP_PRIV_ZONE_BKPWPRIV

• LL_TAMP_PRIV_ZONE_BKPRWPRIV

Return values :

Status – of bit (1 or 0).

• 1: Privileged attribute enabled for the item.

• 0: Non-privileged attribute for the item.

void LL_TAMP_SetBackupRegProtection ( uint32_t start_zone2 , uint32_t start_zone3 )

Set backup register protection boundary start index of Zone 2 and Zone 3.

Reference Manual to LL API cross reference (Register Field Functions)

CFGR BKPRW LL_TAMP_SetBackupRegProtection

CFGR BKPW LL_TAMP_SetBackupRegProtection

Parameters :

• start_zone2 – This parameter can be one of the group values BACKUP REGISTER

• start_zone3 – This parameter can be one of the group values BACKUP REGISTER

uint32_t LL_TAMP_GetBackupRegStartZone2 ( void )

Get backup register protection boundary start index of Zone 2.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CFGR BKPRW LL_TAMP_GetBackupRegStartZone2

Note

Zone 1 : read protection write protection

Note

Zone 2 : read non-protection write protection

Note

Zone 3 : read non-protection write non-protection

Return values :

Start – index of backup zone 2

uint32_t LL_TAMP_GetBackupRegStartZone3 ( void )

Get backup register protection boundary start index of Zone 3.

Reference Manual to LL API cross reference (Register Field Functions)

TAMP_CFGR BKPW LL_TAMP_GetBackupRegStartZone3

Note

Zone 1 : read protection write protection

Note

Zone 2 : read non-protection write protection

Note

Zone 3 : read non-protection write non-protection

Return values :

Start – index of backup zone 3