TAMP Exported Functions

Tamper

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 TAMPx that are enabled.

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 interruption.

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 interruption.

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 TAMPx interruption that are enabled.

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 tampers interruption 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 enabled when 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 TAMPx mask flag that are enabled.

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 TAMPxNOERASE LL_TAMP_EnablePotentialMode

Note

In potential mode, the backup registers and devices secret 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 TAMPxNOERASE 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 TAMPxNOERASE 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 :
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 TAMPxNOERASE LL_TAMP_SetConfigTampers

Parameters :
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 TAMPxNOERASE 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:

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:

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:

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:

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:

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:

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 a one of the group values TAMPER ACTIVE LEVEL

Return values :

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

Internal Tamper

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 ITAMPxNOERASE LL_TAMP_SetConfigInternalTampers

Parameters :
uint32_t LL_TAMP_GetConfigInternalTampers ( uint32_t InternalTampers )

Retrieve one configuration internal tamper.

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

TAMP_CR3 ITAMPxNOERASE LL_TAMP_GetConfigInternalTampers

Parameters :

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

Return values :

Values – of the select internal tampers 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 ITAMPx that are enabled.

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 interruption.

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 interruption.

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 ITAMPx interruption that are enabled.

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).

Active Tamper

group TAMP_LL_EF_Active_Tamper

Functions

void LL_TAMP_ATAMP_EnableActiveMode ( uint32_t Tampers )

Enable tamper active mode.

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

TAMP_ATCR1 TAMPxAM LL_TAMP_ATAMP_EnableActiveMode

Parameters :

Tampers – to configure as active. This parameter can be a combination of

void LL_TAMP_ATAMP_DisableActiveMode ( uint32_t Tampers )

Disable tamper active mode.

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

TAMP_ATCR1 TAMPxAM LL_TAMP_ATAMP_DisableActiveMode

Parameters :

Tampers – to configure as active. This parameter can be a combination of

uint32_t LL_TAMP_ATAMP_GetActiveMode ( void )

Retrieve the active tampers configuration.

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

TAMP_ATCR1 TAMPxM LL_TAMP_ATAMP_GetActive

Return values :

Combined – values of the active tampers.

void LL_TAMP_ATAMP_SetConfig ( uint32_t Filter , uint32_t OutputPeriod , uint32_t Shared , uint32_t Prescaler )

Configure active tampers.

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

TAMP_ATCR1 FLTEN LL_TAMP_ATAMP_SetConfig

TAMP_ATCR1 ATPER LL_TAMP_ATAMP_SetConfig

TAMP_ATCR1 ATCKSEL LL_TAMP_ATAMP_SetConfig

TAMP_ATCR1 ATOSHARE LL_TAMP_ATAMP_SetConfig

uint32_t LL_TAMP_ATAMP_GetConfig ( void )

Retrieve the active tampers configuration.

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

TAMP_ATCR1 FLTEN LL_TAMP_ATAMP_GetConfig

TAMP_ATCR1 ATPER LL_TAMP_ATAMP_GetConfig

TAMP_ATCR1 ATCKSEL LL_TAMP_ATAMP_GetConfig

TAMP_ATCR1 ATOSHARE LL_TAMP_ATAMP_GetConfig

Return values :

Combined – values of the filter, sharing, prescaler and output period of the active tampers.

void LL_TAMP_ATAMP_EnableFilter ( void )

Enable active tamper filter.

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

TAMP_ATCR1 FLTEN LL_TAMP_ATAMP_EnableFilter

void LL_TAMP_ATAMP_DisableFilter ( void )

Disable active tamper filter.

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

TAMP_ATCR1 FLTEN LL_TAMP_ATAMP_DisableFilter

uint32_t LL_TAMP_ATAMP_IsEnabledFilter ( void )

Check if active tamper filter is enabled.

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

TAMP_ATCR1 FLTEN LL_TAMP_ATAMP_IsEnabledFilter

Return values :

State – of bit (1 or 0).

void LL_TAMP_ATAMP_SetOutputChangePeriod ( uint32_t ActiveOutputChangePeriod )

Set Active tamper output change period.

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

TAMP_ATCR1 ATPER LL_TAMP_ATAMP_SetOutputChangePeriod

Parameters :

ActiveOutputChangePeriod – This parameter can be a value from 0 to 7

uint32_t LL_TAMP_ATAMP_GetOutputChangePeriod ( void )

Get Active tamper output change period.

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

TAMP_ATCR1 ATPER LL_TAMP_ATAMP_GetOutputChangePeriod

Return values :

Output – change period. This parameter can be a value from 0 to 7.

void LL_TAMP_ATAMP_SetAsyncPrescaler ( uint32_t ActiveAsynvPrescaler )

Set Active tamper asynchronous prescaler clock selection.

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

TAMP_ATCR1 ATCKSEL LL_TAMP_ATAMP_SetAsyncPrescaler

Parameters :

ActiveAsynvPrescaler – Specifies the Active Tamper asynchronous Prescaler clock. This parameter can be a value of the group ACTIVE TAMPER ASYNCHRONOUS PRESCALER CLOCK

uint32_t LL_TAMP_ATAMP_GetAsyncPrescaler ( void )

Get Active tamper asynchronous prescaler clock selection.

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

TAMP_ATCR1 ATCKSEL LL_TAMP_ATAMP_GetAsyncPrescaler

Return values :

One – of ACTIVE TAMPER ASYNCHRONOUS PRESCALER CLOCK

void LL_TAMP_ATAMP_EnableOutputSharing ( void )

Enable active tamper output sharing.

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

TAMP_ATCR1 ATOSHARE LL_TAMP_ATAMP_EnableOutputSharing

void LL_TAMP_ATAMP_DisableOutputSharing ( void )

Disable active tamper output sharing.

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

TAMP_ATCR1 ATOSHARE LL_TAMP_ATAMP_DisableOutputSharing

uint32_t LL_TAMP_ATAMP_IsEnabledOutputSharing ( void )

Check if active tamper output sharing is enabled.

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

TAMP_ATCR1 ATOSHARE LL_TAMP_ATAMP_IsEnabledOutputSharing

Return values :

State – of bit (1 or 0).

void LL_TAMP_ATAMP_SetSharedOutputs ( uint32_t Positions , uint32_t OutputSelection )

Set Active tamper shared output.

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

TAMP_ATCR2 ATOSELx LL_TAMP_ATAMP_SetSharedOutputs

Parameters :

  • OutputSelection – Specifies all the output selection of the Active Tamper. This parameter is a one of the group values ACTIVE TAMPER OUTPUT SELECTION

  • Positions – Specifies all the bits that need to be changed on the register ATCR2

void LL_TAMP_ATAMP_SetSharedOutputSelection ( uint32_t OutputSelection )

Set Active tamper shared output selection.

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

TAMP_ATCR2 ATOSELx LL_TAMP_ATAMP_SetSharedOutputSelection

Parameters :

OutputSelection – Specifies all the output selection of the Active Tamper. This parameter is a one of the group values ACTIVE TAMPER OUTPUT SELECTION

uint32_t LL_TAMP_ATAMP_GetSharedOutputSelection ( void )

Get Active tamper shared output selection.

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

TAMP_ATCR2 ATOSELx LL_TAMP_ATAMP_GetSharedOutputSelection

Return values :

A – combination of

void LL_TAMP_ATAMP_WriteSeed ( uint32_t Seed )

Write active tamper seed.

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

TAMP_ATSEEDR SEED LL_TAMP_ATAMP_WriteSeed

Parameters :

Seed –

uint32_t LL_TAMP_ReadPRNG ( void )

Read pseudo-random generator value.

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

TAMP_ATOR PRNG LL_TAMP_ReadPRNG

Note

: Because of potential inconsistencies due to synchronization delays, PRNG must be read at least twice.

Return values :

Pseudo-random – generator value.

uint32_t LL_TAMP_IsActiveFlag_ATAMP_INITS ( void )

Get active tamper initialization status flag.

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

TAMP_ATOR INITS LL_TAMP_IsActiveFlag_ATAMP_INITS

Return values :

State – of bit (1 or 0).

uint32_t LL_TAMP_IsActiveFlag_ATAMP_SEEDF ( void )

Get active tamper seed running status flag.

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

TAMP_ATOR SEEDF LL_TAMP_IsActiveFlag_ATAMP_SEEDF

Return values :

State – of bit (1 or 0).

Backup_Registers

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

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:

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:

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:

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:

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:

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:

SECURITY_Management

group TAMP_LL_EF_SECURITY

Functions

void LL_TAMP_EnableTampSecure ( void )

Enable TAMPER secure level.

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

TAMP_SECCFGR TAMPSEC LL_TAMP_EnableTampSecure

void LL_TAMP_DisableTampSecure ( void )

Disable TAMPER secure level.

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

TAMP_SECCFGR TAMPSEC LL_TAMP_DisableTampSecure

uint32_t LL_TAMP_IsEnabledTampSecure ( void )

Check if TAMPER secure level is enabled.

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

TAMP_SECCFGR TAMPSEC LL_TAMP_IsEnabledTampSecure

Return values :

State – of bit (1 or 0).

void LL_TAMP_EnableMonotonicCounter1Secure ( void )

Enable Monotonic counter 1 secure level.

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

TAMP_SECCFGR CNT1SEC LL_TAMP_EnableMonotonicCounter1Secure

void LL_TAMP_DisableMonotonicCounter1Secure ( void )

Disable Monotonic counter 1 secure level.

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

TAMP_SECCFGR CNT1SEC LL_TAMP_DisableMonotonicCounter1Secure

uint32_t LL_TAMP_IsEnabledMonotonicCounter1Secure ( void )

Check if TAMPER secure level is enabled.

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

TAMP_SECCFGR CNT1SEC LL_TAMP_IsEnabledMonotonicCounter1Secure

Return values :

State – of bit (1 or 0).

PRIVILEGE_Management

group TAMP_LL_EF_PRIVILEGE

Functions

void LL_TAMP_EnableTampPrivilege ( void )

Enable TAMPER privilege.

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

TAMP_PRIVCFGR TAMPPRIV LL_TAMP_SetTampPrivilege

void LL_TAMP_DisableTampPrivilege ( void )

Disable TAMPER privilege.

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

TAMP_PRIVCFGR TAMPPRIV LL_TAMP_DisableTampPrivilege

uint32_t LL_TAMP_IsEnabledTampPrivilege ( void )

Get TAMPER privilege level.

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

TAMP_PRIVCFGR TAMPPRIV LL_TAMP_IsEnabledTampPrivilege

Return values :

State – of bit (1 or 0).

void LL_TAMP_EnableMonotonicCounter1Privilege ( void )

Enable Monotonic counter 1 privilege level.

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

TAMP_PRIVCFGR CNT1PRIV LL_TAMP_EnableMonotonicCounter1Privilege

void LL_TAMP_DisableMonotonicCounter1Privilege ( void )

Disable Monotonic counter 1 privilege level.

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

TAMP_PRIVCFGR CNT1SEC LL_TAMP_DisableMonotonicCounter1Privilege

uint32_t LL_TAMP_IsEnabledMonotonicCounter1Privilege ( void )

Check if TAMPER Privilege level is enabled.

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

TAMP_PRIVCFGR CNT1SEC LL_TAMP_IsEnabledMonotonicCounter1Privilege

Return values :

State – of bit (1 or 0).

void LL_TAMP_SetBackupRegisterPrivilege ( uint32_t BackupRegisterPrivilege )

Set Backup Registers privilege level.

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

TAMP_PRIVCFGR BKPWPRIV LL_TAMP_SetBackupRegisterPrivilege

TAMP_PRIVCFGR BKPRWPRIV LL_TAMP_SetBackupRegisterPrivilege

Note

BackupRegisterPrivilege is only writable in secure mode or if trustzone is disabled

Parameters :

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

uint32_t LL_TAMP_GetBackupRegisterPrivilege ( void )

Get Backup Registers privilege level.

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

TAMP_PRIVCFGR BKPWPRIV LL_TAMP_GetBackupRegisterPrivilege

TAMP_PRIVCFGR BKPRWPRIV LL_TAMP_GetBackupRegisterPrivilege

Return values :

This – parameter can be one of the following values:

PROTECTION_BACKUP_REG_Management

group TAMP_LL_EF_BACKUP_REG_PROTECTION

Functions

void LL_TAMP_SetBackupRegProtection ( uint32_t startZone2 , uint32_t startZone3 )

Set Backup registers protection level.

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

TAMP_SECCFGR BKPWSEC LL_TAMP_SetBackupRegProtection

TAMP_SECCFGR BKPRWSEC LL_TAMP_SetBackupRegProtection

Note

Zone 1 : read protection write protection

Note

Zone 2 : read non-protection write protection

Note

Zone 3 : read non-protection write non-protection

Note

Zone 1 : start from 0 to startZone2 start value

Note

Zone 2 : start from startZone2 start value to startZone3 start value

Note

Zone 3 : start from to startZone3 to the end of BACKUPREG

Note

Warning : this parameter is only writable in secure mode or if trustzone is disabled

Parameters :
uint32_t LL_TAMP_GetBackupRegProtectionStartZone2 ( void )

Get Backup registers protection level start zone 2.

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

TAMP_SECCFGR BKPRWSEC LL_TAMP_GetBackupRegProtectionStartZone2

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 – zone 2

uint32_t LL_TAMP_GetBackupRegProtectionStartZone3 ( void )

Get Backup registers protection level start zone 3.

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

TAMP_SECCFGR BKPWSEC LL_TAMP_GetBackupRegProtectionStartZone3

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 – zone 3

Device_Secret Management

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 devices 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

void LL_TAMP_EnableResourceProtection ( uint32_t Resources )

Enable protection by TAMP peripheral of the device secrets.

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

TAMP_ERCFGR ERCFGx LL_TAMP_EnableResourceProtection

Parameters :

Resources – can be a combination of the group values RESOURCE PROTECTION

void LL_TAMP_DisableResourceProtection ( uint32_t Resources )

Disable protection by TAMP peripheral of the device secrets.

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

TAMP_ERCFGR ERCFGx LL_TAMP_DisableResourceProtection

Parameters :

Resources – can be a combination of the group values RESOURCE PROTECTION

uint32_t LL_TAMP_IsEnabledResourceProtection ( uint32_t Resources )

Check if the protection by TAMP peripheral of the device secret is enabled.

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

TAMP_ERCFGR ERCFGx LL_TAMP_IsEnabledResourceProtection

Parameters :

Resources – can be a combination of the group values RESOURCE PROTECTION

Return values :

State – of bit (1 or 0).

void LL_TAMP_EnableHardwareBootkeyBlock ( void )

Blocks access to the eight first backup registers corresponding to the hardware boot key.

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

TAMP_SECCFGR BHKLOCK LL_TAMP_EnableHardwareBootkeyBlock

uint32_t LL_TAMP_IsEnabledHardwareBootkeyBlock ( void )

Check if the eight first backup registers corresponding to the hardware boot key are blocked.

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

TAMP_SECCFGR BHKLOCK LL_TAMP_IsEnabledHardwareBootkeyBlock

Return values :

State – of bit (1 or 0).

Monotonic Counter

group TAMP_LL_EF_Monotonic_Counter

Functions

void LL_TAMP_IncrementMonotonicCounter1 ( void )

Increment Monotonic counter.

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

TAMP_COUNTR COUNT LL_TAMP_IncrementMonotonicCounter1

uint32_t LL_TAMP_GetMonotonicCounter1 ( void )

Increment Monotonic counter.

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

TAMP_COUNTR COUNT LL_TAMP_GetMonotonicCounter1

Return values :

Monotonic – counter value.