參數(shù)資料
型號: flas00xx
廠商: SIEMENS AG
英文描述: MultiMediaCard(多媒體卡)
中文描述: 多媒體卡(多媒體卡)
文件頁數(shù): 3/79頁
文件大?。?/td> 516K
代理商: FLAS00XX
MultiMediaCard Flash
Table of Contents
1
INTRODUCTION TO THE MULTIMEDIACARD.......................................................... 6
1.1
Scope ...................................................................................................................................................6
1.2
Product Models...................................................................................................................................7
1.3
System Features .................................................................................................................................7
1.4
MultiMediaCard Standard...................................................................................................................8
1.5
Functional Description.......................................................................................................................8
Flash Technology Independence.................................................................................................8
Defect and Error Management.....................................................................................................8
Endurance....................................................................................................................................9
Wear Leveling ..............................................................................................................................9
Using the Erase Sector and Write without Erase Commands .....................................................9
1.5.5.1
Limitations and Issues .............................................................................................................9
1.5.6
Automatic Sleep Mode...............................................................................................................10
1.5.7
Hot Insertion...............................................................................................................................10
1.5.8
MultiMediaCard Mode................................................................................................................10
1.5.8.1
MultiMediaCard Standard Compliance..................................................................................10
1.5.8.2
Negotiating Operation Conditions..........................................................................................10
1.5.8.3
Card Acquisition and Identification.........................................................................................11
1.5.8.4
Card Status............................................................................................................................11
1.5.8.5
Memory Array Partitioning .....................................................................................................11
1.5.8.6
Read and Write Operations ...................................................................................................12
1.5.8.7
Data Transfer Rate ................................................................................................................13
1.5.8.8
Data Protection in the Flash Card..........................................................................................13
1.5.8.9
Erase......................................................................................................................................14
1.5.8.10
Write Protection.................................................................................................................14
1.5.8.11
Copy Bit .............................................................................................................................14
1.5.8.12
The CSD Register..............................................................................................................14
1.5.9
SPI Mode....................................................................................................................................15
1.5.9.1
Negotiating Operation Conditions..........................................................................................15
1.5.9.2
Card Acquisition and Identification.........................................................................................15
1.5.9.3
Card Status............................................................................................................................15
1.5.9.4
Memory Array Partitioning .....................................................................................................15
1.5.9.5
Read and Write Operations ...................................................................................................15
1.5.9.6
Data Transfer Rate ................................................................................................................15
1.5.9.7
Data Protection in the MultiMediaCard..................................................................................16
1.5.9.8
Erase......................................................................................................................................16
1.5.9.9
Write Protection......................................................................................................................16
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
2
PRODUCT SPECIFICATIONS.................................................................................. 17
2.1
System Environmental Specifications............................................................................................17
2.2
System Power Requirements ..........................................................................................................17
2.3
System Performance ........................................................................................................................17
2.4
System Reliability and Maintenance...............................................................................................17
2.5
Physical Specifications....................................................................................................................18
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