SanDisk SDSDH-256 SD Flash Memory Manuals

Manuals and User Guides for SanDisk SDSDH-256 SD Flash Memory. We have 1 SanDisk SDSDH-256 SD Flash Memory manual available for free PDF download: Product Manual

SanDisk SDSDH-256 Product Manual

SanDisk SDSDH-256 Product Manual (123 pages)

SD Card

Brand: SanDisk | Category: Storage | Size: 2.31 MB

Table of Contents

Table of Contents

3
- 1 Introduction
  
  5
  - General Description
    5
  - Features
    6
  - SD Card Standard
    6
  - Functional Description
    7
  - Independent Flash Technology
    7
  - Defect and Error Management
    7
  - Copyright Protection
    8
  - Endurance
    8
  - Wear Leveling
    8
  - Automatic Sleep Mode
    8
  - Hot Insertion
    9
    
    SD Card—Sd Bus Mode
    9
    
    Memory Array Partitioning
    11
  - SPI Mode
    13
- 2 Product Specifications
  
  15
  - Overview
    15
  - System Environmental Specifications
    15
  - Reliability and Durability
    15
  - Typical Card Power Requirements
    16
  - System Performance
    16
  - System Reliability and Maintenance
    16
  - Physical Specifications
    17
  - Capacity Specifications
    19
- 3 SD Card Interface Description
  
  21
  - General Description of Pins and Registers
    21
  - SD Bus Topology
    23
  - SPI Bus Topology
    25
  - Electrical Interface
    26
  - Bus Signal Levels
    28
  - SD Card Registers
    31
    
    Card Identification Register
    32
    
    Card Specific Data Register
    33
    
    Status Register
    40
    
    Relative Card Address Register
    42
    
    Sd Status Register
    42
  - Data Interchange Format and Card Sizes
    43
  - Sd Card Protocol Description
    45
  - Sd Bus Protocol
    45
- 4 SD Card Protocol Description
  
  46
  - Card Identification Mode
    48
  - Card Identification Mode
    49
  - Data Transfer Mode
    51
  - Data Transfer Mode
    52
  - Clock Control
    71
  - Cyclic Redundancy Codes
    72
  - Error Conditions
    73
  - Commands
    74
    
    Command Classes
    75
    
    Command Format
    75
    
    Command Description
    76
  - Card State Transition
    82
  - Timing Diagrams
    86
  - Data Read
    87
  - Data Write
    88
4.13 Timing Values

90
- Timing Values
  90
  - SD Bus Protocol
    91
- 5 SPI Protocol
  
  91
  - SPI Bus Protocol
    91
  - Mode Selection
    91
  - Bus Transfer Protection
    92
  - Data Read
    92
  - Data Write
    93
  - Erase and Write Protect Management
    94
  - Read CID/CSD Registers
    95
  - Reset Sequence
    95
  - Clock Control
    96
  - Error Conditions
    96
  - Memory Array Partitioning
    97
  - Card Lock/Unlock
    97
  - Application-Specific Commands
    97
  - Copyright Protection Commands
    97
  - Switch Function Command
    97
  - High-Speed Mode (25Mb/Sec Interface Speed)
    97
  - SPI Command Set
    98
  - Table
    99
    
    Responses
    102
    
    Format R1B
    103
    
    Data Tokens
    104
    
    Clearing Status Bits
    105
    
    Data Error Token
    105
    
    Card Registers
    107
    
    SPI Bus Timing Diagrams
    107
    
    Nac
    109
    
    NAC (Max)
    109
    
    Ncr
    109
    
    Nrc
    109
    
    Nwr
    109
    
    Timing Values
    109
    
    Value Min
    109
    
    Bus Timing
    110
    
    SPI Bus Operating Conditions
    110
    
    SPI Electrical Interface
    110
- Appendix A Ordering Information
  
  115
- Appendix B Sandisk Worldwide Sales Offices
  
  115
- Appendix C Limited Warranty
  
  115
- Appendix D Disclaimer of Liability
  
  115
- Appendix E Application Note
  
  116
  - Timing Specifications
    119
  - Power and Clock Control
    122
  - Initialization Algorithm
    123
  - File System Support
    123

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