Reference Manual to LL API cross reference

The following table provides the mapping between the registers and bits, as they appear inside product reference manual, and the functions provided by the Low Layer interface.

This table gives the correlation for FLASH registers

STM32C562xx STM32C5A3xx STM32C542xx

Register	Bit	Function
ACR	EMPTY	LL_FLASH_GetEmptyBootLocation() LL_FLASH_SetEmptyBootLocation()
ACR	LATENCY	LL_FLASH_GetLatency() LL_FLASH_SetLatency()
ACR	PRFTEN	LL_FLASH_DisablePrefetch() LL_FLASH_EnablePrefetch() LL_FLASH_IsEnabledPrefetch()
ACR	WRHIGHFREQ	LL_FLASH_GetProgrammingDelay() LL_FLASH_SetProgrammingDelay()
BL_COM_CFGR	BL_COM_CFG	LL_FLASH_OB_GetBootloaderInterfaceConfig() LL_FLASH_OB_SetBootloaderInterfaceConfig()
BOOTR	BOOT_LOCK	LL_FLASH_OB_IsLockedBootConfig() LL_FLASH_OB_UnlockBootConfig()
BOOTR_CUR	BOOTADD	LL_FLASH_OB_GetBootAddr()
BOOTR_PRG	BOOTADD	LL_FLASH_OB_SetBootAddr()
BSKEYR	BSKEY	LL_FLASH_OB_SetBSKey()
CCR	CLR_EOP	LL_FLASH_ClearFlag_EOP()
CCR	CLR_INCERR	LL_FLASH_ClearFlag_INCERR()
CCR	CLR_OPTCHANGEERR	LL_FLASH_ClearFlag_OPTCHANGEERR()
CCR	CLR_PGSERR	LL_FLASH_ClearFlag_PGSERR()
CCR	CLR_STRBERR	LL_FLASH_ClearFlag_STRBERR()
CCR	CLR_WRPERR	LL_FLASH_ClearFlag_WRPERR()
CR	BER/STRT	LL_FLASH_StartMassErase()
CR	BKER/EDATASEL/PNB/PER/STRT	LL_FLASH_StartErasePage()
CR	BKSEL/BER	LL_FLASH_DisableBankErase() LL_FLASH_EnableBankErase() LL_FLASH_IsEnabledBankErase()
CR	BKSEL/EDATASEL/PNB	LL_FLASH_SetPageEraseIndex()
CR	BKSEL/STRT/BER	LL_FLASH_StartEraseBank()
CR	EOPIE	LL_FLASH_DisableIT_EOP() LL_FLASH_EnableIT_EOP() LL_FLASH_IsEnabledIT_EOP()
CR	EOPIE/WRPERRIE/PGSERRIE/STRBERRIE/INCERRIE/OPTCHANGEERRIE	LL_FLASH_DisableIT() LL_FLASH_EnableIT()
CR	FW	LL_FLASH_EnableForceWrite()
CR	INCERRIE	LL_FLASH_DisableIT_INCERR() LL_FLASH_EnableIT_INCERR() LL_FLASH_IsEnabledIT_INCERR()
CR	LOCK	LL_FLASH_IsLocked() LL_FLASH_Lock()
CR	MER	LL_FLASH_DisableMassErase() LL_FLASH_EnableMassErase() LL_FLASH_IsEnabledMassErase()
CR	OPTCHANGEERRIE	LL_FLASH_DisableIT_OPTCHANGEERR() LL_FLASH_EnableIT_OPTCHANGEERR() LL_FLASH_IsEnabledIT_OPTCHANGEERR()
CR	PER	LL_FLASH_DisablePageErase() LL_FLASH_EnablePageErase() LL_FLASH_IsEnabledPageErase()
CR	PG	LL_FLASH_DisableProgramming() LL_FLASH_EnableProgramming() LL_FLASH_IsEnabledProgramming()
CR	PGSERRIE	LL_FLASH_DisableIT_PGSERR() LL_FLASH_EnableIT_PGSERR() LL_FLASH_IsEnabledIT_PGSERR()
CR	STRBERRIE	LL_FLASH_DisableIT_STRBERR() LL_FLASH_EnableIT_STRBERR() LL_FLASH_IsEnabledIT_STRBERR()
CR	STRT	LL_FLASH_StartEraseOperation()
CR	WRPERRIE	LL_FLASH_DisableIT_WRPERR() LL_FLASH_EnableIT_WRPERR() LL_FLASH_IsEnabledIT_WRPERR()
ECCCORR	ADDR_ECC	LL_FLASH_GetECCCAddressOffset()
ECCCORR	BK_ECC	LL_FLASH_IsActiveFlag_BK_ECCC()
ECCCORR	ECCC	LL_FLASH_ClearFlag_ECCC() LL_FLASH_IsActiveFlag_ECCC()
ECCCORR	ECCCIE	LL_FLASH_DisableIT_ECCC() LL_FLASH_EnableIT_ECCC() LL_FLASH_IsEnabledIT_ECCC()
ECCCORR	EDATA_ECC	LL_FLASH_IsActiveFlag_EDATA_ECCC()
ECCCORR	EDATA_ECC|BK_ECC/SYSF_ECC|OTP_ECC	LL_FLASH_ReadFlag_ECCC()
ECCCORR	OTP_ECC	LL_FLASH_IsActiveFlag_OTP_ECCC()
ECCCORR	SYSF_ECC	LL_FLASH_IsActiveFlag_SYSF_ECCC()
ECCDETR	ADDR_ECC	LL_FLASH_GetECCDAddressOffset()
ECCDETR	BK_ECC	LL_FLASH_IsActiveFlag_BK_ECCD()
ECCDETR	ECCD	LL_FLASH_ClearFlag_ECCD() LL_FLASH_IsActiveFlag_ECCD()
ECCDETR	EDATA_ECC	LL_FLASH_IsActiveFlag_EDATA_ECCD()
ECCDETR	EDATA_ECC|BK_ECC/SYSF_ECC|OTP_ECC	LL_FLASH_ReadFlag_ECCD()
ECCDETR	OTP_ECC	LL_FLASH_IsActiveFlag_OTP_ECCD()
ECCDETR	SYSF_ECC	LL_FLASH_IsActiveFlag_SYSF_ECCD()
ECCDR	DATA_ADDR_ECC	LL_FLASH_GetECCDWordNumber()
ECCDR	DATA_ECC	LL_FLASH_GetECCDData()
HDP1R_CUR/HDP2R_CUR	HDP1R_END/HDP2R_END	LL_FLASH_OB_GetHDPAreaEndPage()
HDP1R_CUR/HDP2R_CUR	HDP1R_STRT/HDP2R_STRT	LL_FLASH_OB_GetHDPAreaStartPage()
HDP1R_PRG/HDP2R_PRG	HDP1R_END/HDP2R_END	LL_FLASH_OB_SetHDPAreaEndPage()
HDP1R_PRG/HDP2R_PRG	HDP1R_END|HDP1R_STRT/HDP2R_END|HDP2R_STRT	LL_FLASH_OB_ConfigHDPArea()
HDP1R_PRG/HDP2R_PRG	HDP1R_STRT/HDP2R_STRT	LL_FLASH_OB_SetHDPAreaStartPage()
HDPEXTR	HDP1_EXT/HDP2_EXT	LL_FLASH_GetHDPExtArea() LL_FLASH_SetHDPExtArea()
KEYR	KEY/SECKEY	LL_FLASH_SetUnlockKey()
NSCR/SECCR	PG/PER/MER1/MER2	LL_FLASH_DisableAllOperation()
OEMKEYR1	OEMKEY	LL_FLASH_OB_SetOEMKeyWord1()
OEMKEYR2	OEMKEY	LL_FLASH_OB_SetOEMKeyWord2()
OEMKEYR3	OEMKEY	LL_FLASH_OB_SetOEMKeyWord3()
OEMKEYR4	OEMKEY	LL_FLASH_OB_SetOEMKeyWord4()
OPSR	ADDR_OP	LL_FLASH_GetOperInterruptedAddressOffset()
OPSR	BK_OP	LL_FLASH_IsActiveFlag_BK_OP()
OPSR	CODE_OP	LL_FLASH_GetOperInterruptedCode()
OPSR	DATA_OP	LL_FLASH_IsActiveFlag_DATA_OP()
OPSR	DATA_OP|BK_OP|OTP_OP	LL_FLASH_ReadFlag_OP()
OPSR	OTP_OP	LL_FLASH_IsActiveFlag_OTP_OP()
OPSR_PRG	RDP_LEVEL	LL_FLASH_OB_SetRDPLevel()
OPTCR	OPTLOCK	LL_FLASH_OB_IsLocked() LL_FLASH_OB_Lock()
OPTCR	OPTSTRT	LL_FLASH_OB_StartModification()
OPTCR	SWAP_BANK	LL_FLASH_OB_IsBankSwapped()
OPTKEYR	OPTKEY	LL_FLASH_OB_SetUnlockKey()
OPTSR	IWDG_SW	LL_FLASH_OB_GetIWDGSelection() LL_FLASH_OB_SetIWDGSelection()
OPTSR2_CUR	SRAM1_RST	LL_FLASH_OB_GetSystemResetSRAM1Erase()
OPTSR2_CUR	SRAM2_ECC	LL_FLASH_OB_IsEnabledECCSRAM2()
OPTSR2_CUR	SRAM2_RST	LL_FLASH_OB_GetSystemResetSRAM2Erase()
OPTSR2_PRG	SRAM1_RST	LL_FLASH_OB_SetSystemResetSRAM1Erase()
OPTSR2_PRG	SRAM2_ECC	LL_FLASH_OB_DisableECCSRAM2() LL_FLASH_OB_EnableECCSRAM2()
OPTSR2_PRG	SRAM2_RST	LL_FLASH_OB_SetSystemResetSRAM2Erase()
OPTSR_CUR	BOOT0	LL_FLASH_OB_GetBoot0()
OPTSR_CUR	BOOT_SEL	LL_FLASH_OB_GetBoot0SourceSelection()
OPTSR_CUR	BOOT_SEL|BOOT0	LL_FLASH_OB_GetBoot0Config()
OPTSR_CUR	EDATA_EN	LL_FLASH_OB_IsEnabledEDATAArea()
OPTSR_CUR	IWDG_STDBY	LL_FLASH_OB_IsFrozenIWDGStandbyMode()
OPTSR_CUR	IWDG_STOP	LL_FLASH_OB_IsFrozenIWDGStopMode()
OPTSR_CUR	NRST_STDBY	LL_FLASH_OB_GetNRSTStandbyMode()
OPTSR_CUR	NRST_STOP	LL_FLASH_OB_GetNRSTStopMode()
OPTSR_CUR	SINGLE_BANK	LL_FLASH_OB_GetBank()
OPTSR_CUR	SWAP_BANK	LL_FLASH_OB_GetSwapBank()
OPTSR_CUR	WWDG_SW	LL_FLASH_OB_GetWWDGSelection()
OPTSR_PGR	RDP_LEVEL	LL_FLASH_OB_GetRDPLevel()
OPTSR_PRG	BOOT0	LL_FLASH_OB_SetBoot0()
OPTSR_PRG	BOOT_SEL	LL_FLASH_OB_SetBoot0SourceSelection()
OPTSR_PRG	BOOT_SEL|BOOT0	LL_FLASH_OB_SetBoot0Config()
OPTSR_PRG	EDATA_EN	LL_FLASH_OB_DisableEDATAArea() LL_FLASH_OB_EnableEDATAArea()
OPTSR_PRG	IWDG_STDBY	LL_FLASH_OB_FreezeIWDGStandbyMode() LL_FLASH_OB_UnfreezeIWDGStandbyMode()
OPTSR_PRG	IWDG_STOP	LL_FLASH_OB_FreezeIWDGStopMode() LL_FLASH_OB_UnfreezeIWDGStopMode()
OPTSR_PRG	NRST_STDBY	LL_FLASH_OB_SetNRSTStandbyMode()
OPTSR_PRG	NRST_STOP	LL_FLASH_OB_SetNRSTStopMode()
OPTSR_PRG	SINGLE_BANK	LL_FLASH_OB_SetBank()
OPTSR_PRG	SWAP_BANK	LL_FLASH_OB_SetSwapBank()
OPTSR_PRG	WWDG_SW	LL_FLASH_OB_SetWWDGSelection()
OTPBLR_CUR	LOCKBL	LL_FLASH_OB_IsLockedOTPBlock()
OTPBLR_PRG	LOCKBL	LL_FLASH_OB_LockOTPBlock()
PRIVCFGR	PRIV	LL_FLASH_GetPrivAttr() LL_FLASH_SetPrivAttr()
SECBOOTR	BOOT_LOCK	LL_FLASH_OB_LockBootConfig()
SR	BSLOCK	LL_FLASH_IsActiveFlag_BSLOCK()
SR	BSY	LL_FLASH_IsActiveFlag_BSY()
SR	BSY|WBNE|DBNE	LL_FLASH_IsActiveFlag()
SR	DBNE	LL_FLASH_IsActiveFlag_DBNE()
SR	EOP	LL_FLASH_IsActiveFlag_EOP()
SR	EOP/WRPERR/PGSERR/STRBERR/INCERR/OPTCHANGEERR	LL_FLASH_ClearFlag() LL_FLASH_ReadFlag()
SR	INCERR	LL_FLASH_IsActiveFlag_INCERR()
SR	OEMLOCK	LL_FLASH_IsActiveFlag_OEMLOCK()
SR	OPTCHANGEERR	LL_FLASH_IsActiveFlag_OPTCHANGEERR()
SR	PGSERR	LL_FLASH_IsActiveFlag_PGSERR()
SR	STRBERR	LL_FLASH_IsActiveFlag_STRBERR()
SR	WBNE	LL_FLASH_IsActiveFlag_WBNE()
SR	WRPERR	LL_FLASH_IsActiveFlag_WRPERR()
WRP1R/WRP2R	WRP1R_WRPSG/WRP2R_WRPSG	LL_FLASH_OB_DisablePageWRP() LL_FLASH_OB_EnablePageWRP()
WRP1R_PRG/WRP2R_PRG	WRP1R_WRPSG/WRP2R_WRPSG	LL_FLASH_OB_IsEnabledPageWRP()