MultiMediaCardTM
1
1.1
1.2
Introduction to the MultiMediaCard ----------------------------------------------------------- 5
System Features ----------------------------------------------------------------------------------------- 5
Product Model -------------------------------------------------------------------------------------- 5
2
2.1
2.2
2.3
2.4
2.5
2.6
2.6.1
2.6.2
2.6.3
2.6.4
2.6.5
2.6.6
2.6.7
2.6.8
2.6.9
Function Description ------------------------------------------------------------------------------- 7
Flash Technology Independence ------------------------------------------------------------------ 7
Defect and Error Management --------------------------------------------------------------------- 7
Endurance ----------------------------------------------------------------------------------------------- 7
Automatic Sleep Mode ------------------------------------------------------------------------------- 7
Hot Insertion -------------------------------------------------------------------------------------------- 8
MultiMediaCard Mode -------------------------------------------------------------------------------- 8
MultiMediaCard Standard Compliance ----------------------------------------------------------- 8
Negotiation Operation Conditions ----------------------------------------------------------------- 8
Card Acquisition and Identification ---------------------------------------------------------------- 8
Card Status ---------------------------------------------------------------------------------------------- 8
Memory Array Partitioning --------------------------------------------------------------------------- 9
Read and Write Operations ------------------------------------------------------------------------- 9
Data Transfer Rate ------------------------------------------------------------------------------------10
Data Protection in the Flash Card -----------------------------------------------------------------10
Erase -----------------------------------------------------------------------------------------------------10
2.6.10 Write Protection ----------------------------------------------------------------------------------------10
2.6.11 Copy Bit ------------------------------------------------------------------------------------------------- 10
2.6.12 The CSD Register ------------------------------------------------------------------------------------ 11
2.7
SPI Mode ----------------------------------------------------------------------------------------------- 11
Negotiating Operation Conditions ---------------------------------------------------------------- 11
Card Acquisition and Identification --------------------------------------------------------------- 11
Card Status --------------------------------------------------------------------------------------------- 11
Memory Array Partitioning -------------------------------------------------------------------------- 11
Read and Write Operations ------------------------------------------------------------------------- 11
Data Transfer Rate ------------------------------------------------------------------------------------ 11
Data Protection in the MultiMediaCard ----------------------------------------------------------- 12
Erase ----------------------------------------------------------------------------------------------------- 12
Write Protection ---------------------------------------------------------------------------------------- 12
2.7.1
2.7.2
2.7.3
2.7.4
2.7.5
2.7.6
2.7.7
2.7.8
2.7.9
3
Product Specifications ----------------------------------------------------------------------------- 13
Recommended Operating Conditions ------------------------------------------------------------------------- 13
Operating Characteristis ----------------------------------------------------------------- 14
System Environmental Specifications ----------------------------------------------------------------- 15
System Reliability and Maintenance -------------------------------------------------------------- 15
Physical Specifications ------------------------------------------------------------------------------- 16
3.1
3.2
3.3
3.4
3.5
4
4.1
4.2
4.3
MultiMediaCard Interface Description --------------------------------------------------------- 17
Pin Assignments in MultiMediaCard Mode ------------------------------------------------------- 17
Pin Assignments in SPI Mode ---------------------------------------------------------------------- 18
MultiMediaCard Bus Topology ---------------------------------------------------------------------- 18
SPI Bus Topology -------------------------------------------------------------------------------------------------- 19
SPI Interface Concept ------------------------------------------------------------------------------------------- 19
SPI Bus Topology ------------------------------------------------------------------------------------------------ 19
Registers ------------------------------------------------------------------------------------------------- 20
Operation Condition Register (OCR) ---------------------------------------------------------------------------20
Card Identification (CID) ------------------------------------------------------------------------------21
4.4
4.4.1
4.4.2
4.5
4.5.1
4.5.2
3
SAMSUNG [ SAMSUNG ]
