HAL_SD_CardCSDTypeDef Struct Reference

Data Fields
__IO uint8_t	CSDStruct
__IO uint8_t	SysSpecVersion
__IO uint8_t	Reserved1
__IO uint8_t	TAAC
__IO uint8_t	NSAC
__IO uint8_t	MaxBusClkFrec
__IO uint16_t	CardComdClasses
__IO uint8_t	RdBlockLen
__IO uint8_t	PartBlockRead
__IO uint8_t	WrBlockMisalign
__IO uint8_t	RdBlockMisalign
__IO uint8_t	DSRImpl
__IO uint8_t	Reserved2
__IO uint32_t	DeviceSize
__IO uint8_t	MaxRdCurrentVDDMin
__IO uint8_t	MaxRdCurrentVDDMax
__IO uint8_t	MaxWrCurrentVDDMin
__IO uint8_t	MaxWrCurrentVDDMax
__IO uint8_t	DeviceSizeMul
__IO uint8_t	EraseGrSize
__IO uint8_t	EraseGrMul
__IO uint8_t	WrProtectGrSize
__IO uint8_t	WrProtectGrEnable
__IO uint8_t	ManDeflECC
__IO uint8_t	WrSpeedFact
__IO uint8_t	MaxWrBlockLen
__IO uint8_t	WriteBlockPaPartial
__IO uint8_t	Reserved3
__IO uint8_t	ContentProtectAppli
__IO uint8_t	FileFormatGroup
__IO uint8_t	CopyFlag
__IO uint8_t	PermWrProtect
__IO uint8_t	TempWrProtect
__IO uint8_t	FileFormat
__IO uint8_t	ECC
__IO uint8_t	CSD_CRC
__IO uint8_t	Reserved4

Field Documentation

CardComdClasses

__IO uint16_t HAL_SD_CardCSDTypeDef::CardComdClasses

Card command classes

ContentProtectAppli

__IO uint8_t HAL_SD_CardCSDTypeDef::ContentProtectAppli

Content protection application

CopyFlag

__IO uint8_t HAL_SD_CardCSDTypeDef::CopyFlag

Copy flag (OTP)

CSD_CRC

__IO uint8_t HAL_SD_CardCSDTypeDef::CSD_CRC

CSD CRC

CSDStruct

__IO uint8_t HAL_SD_CardCSDTypeDef::CSDStruct

CSD structure

DeviceSize

__IO uint32_t HAL_SD_CardCSDTypeDef::DeviceSize

Device Size

DeviceSizeMul

__IO uint8_t HAL_SD_CardCSDTypeDef::DeviceSizeMul

Device size multiplier

DSRImpl

__IO uint8_t HAL_SD_CardCSDTypeDef::DSRImpl

DSR implemented

ECC

__IO uint8_t HAL_SD_CardCSDTypeDef::ECC

ECC code

EraseGrMul

__IO uint8_t HAL_SD_CardCSDTypeDef::EraseGrMul

Erase group size multiplier

EraseGrSize

__IO uint8_t HAL_SD_CardCSDTypeDef::EraseGrSize

Erase group size

FileFormat

__IO uint8_t HAL_SD_CardCSDTypeDef::FileFormat

File format

FileFormatGroup

__IO uint8_t HAL_SD_CardCSDTypeDef::FileFormatGroup

File format group

ManDeflECC

__IO uint8_t HAL_SD_CardCSDTypeDef::ManDeflECC

Manufacturer default ECC

MaxBusClkFrec

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxBusClkFrec

Max. bus clock frequency

MaxRdCurrentVDDMax

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxRdCurrentVDDMax

Max. read current @ VDD max

MaxRdCurrentVDDMin

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxRdCurrentVDDMin

Max. read current @ VDD min

MaxWrBlockLen

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxWrBlockLen

Max. write data block length

MaxWrCurrentVDDMax

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxWrCurrentVDDMax

Max. write current @ VDD max

MaxWrCurrentVDDMin

__IO uint8_t HAL_SD_CardCSDTypeDef::MaxWrCurrentVDDMin

Max. write current @ VDD min

NSAC

__IO uint8_t HAL_SD_CardCSDTypeDef::NSAC

Data read access time 2 in CLK cycles

PartBlockRead

__IO uint8_t HAL_SD_CardCSDTypeDef::PartBlockRead

Partial blocks for read allowed

PermWrProtect

__IO uint8_t HAL_SD_CardCSDTypeDef::PermWrProtect

Permanent write protection

RdBlockLen

__IO uint8_t HAL_SD_CardCSDTypeDef::RdBlockLen

Max. read data block length

RdBlockMisalign

__IO uint8_t HAL_SD_CardCSDTypeDef::RdBlockMisalign

Read block misalignment

Reserved1

__IO uint8_t HAL_SD_CardCSDTypeDef::Reserved1

Reserved

Reserved2

__IO uint8_t HAL_SD_CardCSDTypeDef::Reserved2

Reserved

Reserved3

__IO uint8_t HAL_SD_CardCSDTypeDef::Reserved3

Reserved

Reserved4

__IO uint8_t HAL_SD_CardCSDTypeDef::Reserved4

Always 1

SysSpecVersion

__IO uint8_t HAL_SD_CardCSDTypeDef::SysSpecVersion

System specification version

TAAC

__IO uint8_t HAL_SD_CardCSDTypeDef::TAAC

Data read access time 1

TempWrProtect

__IO uint8_t HAL_SD_CardCSDTypeDef::TempWrProtect

Temporary write protection

WrBlockMisalign

__IO uint8_t HAL_SD_CardCSDTypeDef::WrBlockMisalign

Write block misalignment

WriteBlockPaPartial

__IO uint8_t HAL_SD_CardCSDTypeDef::WriteBlockPaPartial

Partial blocks for write allowed

WrProtectGrEnable

__IO uint8_t HAL_SD_CardCSDTypeDef::WrProtectGrEnable

Write protect group enable

WrProtectGrSize

__IO uint8_t HAL_SD_CardCSDTypeDef::WrProtectGrSize

Write protect group size

WrSpeedFact

__IO uint8_t HAL_SD_CardCSDTypeDef::WrSpeedFact

Write speed factor

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The documentation for this struct was generated from the following file:

• bsps/arm/stm32h7/include/stm32h7xx_hal_sd.h