SanDisk SD25B-20 Manuals

Manuals and User Guides for SanDisk SD25B-20. We have 1 SanDisk SD25B-20 manual available for free PDF download: Product Manual

SanDisk SD25B-20 Product Manual

SanDisk SD25B-20 Product Manual (69 pages)

Brand: SanDisk | Category: Storage | Size: 0.33 MB

Table of Contents

Table of Contents
3
1 0 Introduction

7
- Scope
  8
- Flashdrive Product Models
  8
- System Features
  9
- Related Documentation
  9
- Functional Description
  9
  - Flash Technology Independence
    9
  - Defect and Error Management
    9
  - Endurance
    10
  - Wear Leveling
    10
  - Automatic Sleep Mode
    10
  - Power Supply Requirements
    10
2 0 Flashdrive Product Specifications

11
3 0 Installation and Mounting

20
4 0 Flashdrive at Interface Description

23
- Physical Description
  23
  - Pin Assignments and Pin Type
    24
- Electrical Description
  25
- Electrical Specification
  27
  - Absolute Maximum Conditions
    27
  - Input Leakage Current
    27
  - Input Characteristics
    27
  - Output Drive Type
    28
  - Output Drive Characteristics
    28
  - Interface/Bus Timing
    29
  - I/O Input (Read) Timing Specification
    29
  - I/O Output (Write) Timing Specification
    30
5 0 ATA Drive Register Set Definition and Protocol

31
- I/O Primary and Secondary Address Configurations
  31
- ATA Registers
  31
  - Data Register
    31
  - Error Register
    32
  - Feature Register
    32
  - Sector Count Register
    32
  - Sector Number (LBA 7-0) Register
    32
  - Cylinder Low (LBA 15-8) Register
    32
  - Cylinder High (LBA 23-16) Register
    32
  - Drive/Head (LBA 27-24) Register
    33
  - Status & Alternate Status Registers
    34
  - 5.2.10 Device Control Register
    34
  - Drive Address Register
    35
6 0 ATA Command Description

36
- ATA Command Set
  36
  - Check Power Mode - 98H or E5H
    38
  - Execute Drive Diagnostic - 90H
    38
  - Erase Sector(S) - C0H
    39
  - Format Track - 50H
    40
  - Identify Drive - ECH
    40
    
    General Configuration
    42
    
    Default Number of Cylinders
    42
    
    Default Number of Heads
    42
    
    Number of Unformatted Bytes Per Track
    42
    
    Number of Unformatted Bytes Per Sector
    42
    
    Default Number of Sectors Per Track
    42
    
    Number of Sectors Per Drive
    42
    
    Flashdrive Serial Number
    42
    
    Buffer Type
    42
    
    Buffer Size
    42
    
    Double Word Support
    43
    
    Capabilities
    43
    
    PIO Data Transfer Cycle Timing Mode
    43
    
    DMA Data Transfer Cycle Timing Mode
    43
    
    Translation Parameters Valid
    43
    
    Current Number of Cylinders, Heads, Sectors/Track
    43
    
    Current Capacity
    43
    
    Multiple Sector Setting
    43
    
    Total Sectors Addressable in LBA Mode
    43
  - Idle - 97H or E3H
    44
  - Idle Immediate - 95H or E1H
    44
  - Initialize Drive Parameters - 91H
    45
  - Read Buffer - E4H
    45
  - 6.1.10 Read Multiple - C4H
    46
  - Read Long Sector - 22H or 23H
    47
  - Read Sector(S) - 20H or 21H
    47
  - Read Verify Sector(S) - 40H or 41H
    48
  - Recalibrate - 1XH
    48
  - Request Sense - 03H
    49
  - Seek - 7XH
    50
  - Set Features - EFH
    50
  - Set Multiple Mode - C6H
    52
  - Set Sleep Mode- 99H or E6H
    52
  - Standby - 96H or E2H
    53
  - Standby Immediate - 94H or E0H
    53
  - Translate Sector - 87H
    54
  - Wear Level - F5H
    55
  - Write Buffer - E8H
    55
  - Write Long Sector - 32H or 33H
    56
  - Write Multiple Command - C5H
    56
  - Write Multiple Without Erase - CDH
    57
  - Write Sector(S) - 30H or 31H
    58
  - Write Sector(S) Without Erase - 38H
    58
  - Write Verify Sector(S) - 3CH
    59
- Error Posting
  60
Ordering Information and Technical Support

61
- Ordering Information
  63
  - Sandisk Flashdrive
    63
  - Mounting Hardware
    63
- Technical Support Services
  64
  - Direct Sandisk Technical Support
    64
  - Sandisk Worldwide Web Site
    64
Sandisk Sales Offices

65
- Sandisk Worldwide Sales Offices
  67
Limited Warranty

68

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