SDI Technologies SDIO Card manual Appendix C, Abbreviations and Terms

	©Copyright 2000-2007 SD Card Association
SDIO Simplified Specification Version 2.00
	Appendix C
C.1 Abbreviations and Terms
3C	The original 3 companies that established the SDA and the SD card
	specification
ACMD	Application CommanD An additional set of commands created to support SD
	specific requirements.
Block	A number of bytes, basic data transfer unit
CCCR	Common Card Control Registers
CD	Connect/Disconnect
CIA	Common Information Area
CID	Card IDentification number register
CIS	Card Information Structure
CLK	Clock signal
CMD	Command line or SD bus command (if extended CMDXX)
Combo Card	A card that includes both SDIO and SD memory
CRC	Cyclic Redundancy Check
CS	Chip or Card Select
CSA	Code Storage Area
CSD	Card Specific Data register
DAT[x]	Data line where x is in the range of 0 to 3
DSR	Driver Stage Register
ECC	Error Correction Code
Embedded SDIO	I/O or combo devices that are embedded in a host device that utilize the SDIO
	electrical and command interface, but are not intended to be removed.
EMI	Electro-Magnetic Interference
ESC	External Signal Contacts
ESD	Electro-Static Discharge
FAT	File Allocation Table
FBR	Function Basic Registers
FIFO	First In-First Out buffer
Flash	A type of multiple time programmable non volatile memory
Full-Size SDIO Card	A SDIO card with physical dimensions based on SD Physical Specification
	Version 1.01
Function	An I/O device contained within an SDIO card
High-Power SDIO	A SDIO device that requires up to 500 mA rather than the standard 200 mA
	allowed for a Standard-Power SDIO device
hi-Z	A three-state driver in the high-impedance state
Interrupt	A signal from the SDIO device to the host signaling the need for attention
Interrupt Period	The times that a card may generate an interrupt signal on the SD bus
Legacy Slot	SD Slot that supports only the SD Physical Specification Version 1.01

62