SD and SPI Command List, Normative | SDI Technologies SDIO Card

©Copyright 2000-2007 SD Card Association

SDIO Simplified Specification Version 2.00

Appendix A

(Normative)

A.1 SD and SPI Command List

Table A-14 and Table A-15 show the commands that are supported by SD memory and SDIO devices in both SPI and SD modes. If a command is not identified as either mandatory or optional, then it is not supported by that device.

	Supported	Abbreviation	SDMEM	SDIO
	Commands	Abbreviation	System	System
	Commands		System	System
	CMD0	GO_IDLE_STATE	Mandatory	Mandatory
	CMD2	ALL_SEND_CID	Mandatory
	CMD3	SEND_RELATIVE_ADDR	Mandatory	Mandatory
	CMD4	SET_DSR	Optional
	CMD5	IO_SEND_OP_COND		Mandatory
	CMD6	SWITCH_FUNC	Mandatory1	Mandatory1
	CMD7	SELECT/DESELECT_CARD	Mandatory	Mandatory
	CMD9	SEND_CSD	Mandatory
	CMD10	SEND_CID	Mandatory
	CMD12	STOP_TRANSMISSION	Mandatory
	CMD13	SEND_STATUS	Mandatory
	CMD15	GO_INACTIVE_STATE	Mandatory	Mandatory
	CMD16	SET_BLOCKLEN	Mandatory
	CMD17	READ_SINGLE_BLOCK	Mandatory
	CMD18	READ_MULTIPLE_BLOCK	Mandatory
	CMD24	WRITE_BLOCK	Mandatory
	CMD25	WRITE_MULTIPLE_BLOCK	Mandatory
	CMD27	PROGRAM_CSD	Mandatory
	CMD28	SET_WRITE_PROT	Optional
	CMD29	CLR_WRITE_PROT	Optional
	CMD30	SEND_WRITE_PROT	Optional
	CMD32	ERASE_WR_BLK_START	Mandatory
	CMD33	ERASE_WR_BLK_END	Mandatory
	CMD38	ERASE	Mandatory
	CMD42	LOCK_UNLOCK	Optional
	CMD52	IO_RW_DIRECT		Mandatory
	CMD53	IO_RW_EXTENDED		Mandatory
	CMD55	APP_CMD	Mandatory
	CMD56	GEN_CMD	Mandatory
	ACMD6	SET_BUS_WIDTH	Mandatory
	ACMD13	SD_STATUS	Mandatory
	ACMD22	SEND_NUM_WR_BLOCKS	Mandatory
	ACMD23	SET_WR_BLK_ERASE_COUNT	Mandatory
	ACMD41	SD_APP_OP_COND	Mandatory
	ACMD42	SET_CLR_CARD_DETECT	Mandatory
	ACMD51	SEND_SCR	Mandatory

Comments

Used to change from SD to SPI mode CID not supported by SDIO

DSR not supported by SDIO

Added in Part 1 v1.10

CSD not supported by SDIO

CID not supported by SDIO

Card Status includes only SDMEM information

CSD not supported by SDIO

Block mode is optional

SCR not supported by SDIO

Table A-14 SD Mode Command List

1For Part 1 v1.10 or higher Memory or Combo Cards

59

Image 68

SDI Technologies SDIO Card manual SD and SPI Command List, Normative, Table A-14 SD Mode Command List

Contents

SD Specifications Part E1 Sdio Simplified Specification Date Version Sdio Simplified Specification VersionChanges compared to previous issue Release of SD Simplified Specification Conventions Used in This Document Table of Contents SPI and SD 1-bit Mode Interrupts 16.2 Table of Tables Table of Figures Sdio Features General DescriptionPrimary Reference Document Standard Sdio Functions Sdio Signaling Definition Sdio Card TypesSdio Card modes Sdio Host Modes Signal Pins Signal connection to two 4-bit Sdio cards Differences in I/O card Initialization ResetSdio Card Initialization Sdio Simplified Specification Version MEM=0 Card initialization flow in SD mode Sdio aware host Illegal Command F8=0 Card initialization flow in SPI mode Sdio aware host Iosendopcond Command CMD5 VDD Voltage Window PositionOCR Values for CMD5 OCR bit Response R4 in SD mode Iosendopcond Response R4 Acceptable Commands after Initialization Recommendations for RCA after ResetSpecial Initialization considerations for Combo Cards Re-initialize both I/O and Memory Re-Initialization Flow for I/O Controller Re-Initialization Flow for Memory controller Enabling CRC in SPI Combo Card Unsupported SD Memory Commands Differences with SD Memory SpecificationSdio Command List Bus Width Reset for SdioModified R6 Response Card Detect Resistor TimingsCombo Card 4-bit Control Card Detect Resistor States Data Transfer Block Sizes Data Transfer AbortChanges to SD Memory Fixed Registers Read Abort OCR Register CID RegisterCSD Register RCA Register Bit Identifier Type Value Description Sdio Status Register StructureClear New I/O Read/Write Commands Iorwdirect Command CMD52 Comcrcerror IllegalcommandIorwdirect Response R5 1 CMD52 Response SD modes DIS=Disabled Identifier Type Value Description Clear ConditionCMD=DAT lines free TRN=Transfer Iorwextended Command CMD53 Iorw Extended command Op Code DefinitionOP code Command operation CRC Byte Count Values 1 CMD53 Data Transfer Format Register Access Time Sdio Card Internal OperationOverview Interrupts Suspend/Resume Read WaitCMD52 During Data Transfer Sdio Fixed Internal Map Common I/O Area CIA Card Common Control Registers Cccr Card Common Control Registers Cccr TypeCCCR/SDIO IOE3 To abort transfers to/from memory Scsi 4BLS Transaction of function 0 CIA Cccr bit Definitions Empc Function Basic Registers FBR AddressFunction Basic Information Registers FBR Field Type Sdio Simplified Specification Version Field Type FBR bit and field definitions Setting Block Size with CMD53 Card Information Structure CISMultiple Function Sdio Cards Card Information Structure CIS and reserved area of CIA Bus State Diagram State Diagram for Bus State Machine CSA Data Format CSA AccessEmbedded I/O Code Storage Area CSA Sdio Interrupts Interrupt Timing Terminated Data Transfer Interrupt Cycle Interrupt Clear Timing Sdio Suspend/Resume Operation Sdio Read Wait Operation Power Control Power Control OverviewPower Control support for Sdio Cards Master Power Control Power Control Support for the Sdio Host Power SelectionHigh-Power Tuples Reference Tuples by Master Power Control and Power Select Power Control Operation Switching Bus Speed Mode in a Combo Card High-Speed ModeSdio High-Speed Mode Sdio Power Sdio Physical Properties Sdio Simplified Specification Version Inrush Current Limiting CIS Formats CIS Reference DocumentBasic Tuple Format and Tuple Chain Structure Byte Order Within Tuples Tuple Version Sdio Card MetaformatTuples Supported by Sdio Cards Code Name Description Cistplmanfid Manufacturer Identification String Tuple Sdio Specific ExtensionsCistplmanfid Manufacturer Identification Tuple Cistplfuncid Function Identification Tuple Cistplfunce Function Extension Tuple Cistplfunce Tuple General StructureCistplfunce Tuple for Function 0 common Tplfidfunction Tuple for Function 0 common Byte Cistplfunce Tuple for FunctionTplfidfunction Tuple for Function Sdio Simplified Specification Version Tplfidfunction Field Descriptions for Functions 10 Tplfefunctioninfo Definition11 Tplfecsaproperty Definition Bit Name Cistplsdiostd Function is a Standard Sdio Function 12 Cistplsdiostd Tuple Reserved for Sdio CardsCistplsdioext Tuple Reserved for Sdio Cards 13 Cistplsdioext Tuple Reserved for Sdio Cards Normative SD and SPI Command ListTable A-14 SD Mode Command List Table A-15 SPI Mode Command List Sdmem Sdio Appendix B Normative References Appendix C Abbreviations and Terms LOW, High Informative