User Manuals: LSI LSI53C875A Ultra SCSI Controller

Manuals and User Guides for LSI LSI53C875A Ultra SCSI Controller. We have 1 LSI LSI53C875A Ultra SCSI Controller manual available for free PDF download: Technical Manual

LSI LSI53C875A Technical Manual

LSI LSI53C875A Technical Manual (328 pages)

PCI To Ultra SCSI Controller

Brand: LSI | Category: Computer Hardware | Size: 2 MB

Table of Contents

Table of Contents

7
- Chapter 1 General Description
  
  15
  - Typical LSI53C875A System Application
    16
  - Typical LSI53C875A Board Application
    16
  - New Features in the LSI53C875A
    17
  - Benefits of Ultra SCSI
    17
  - Tolerant ® Technology
    18
  - LSI53C875A Benefits Summary
    18
    
    SCSI Performance
    19
    
    Memory Move Instructions 5
    20
    
    PCI Performance
    20
    
    Integration
    20
    
    Ease of Use
    20
    
    Flexibility
    21
    
    Reliability
    22
    
    Testability
    22
- Chapter 2 Functional Description
  
  23
  - PCI Functional Description
    24
    
    PCI Addressing
    24
  - LSI53C875A Block Diagram
    24
    
    PCI Bus Commands and Functions Supported
    25
  - PCI Bus Commands and Encoding Types for the LSI53C875A
    26
    
    PCI Cache Mode
    31
  - PCI Cache Mode Alignment
    34
  - SCSI Functional Description
    38
    
    SCRIPTS Processor
    39
    
    Internal SCRIPTS RAM
    40
    
    64-Bit Addressing in SCRIPTS
    41
    
    Hardware Control of SCSI Activity LED
    41
    
    Designing an Ultra SCSI System
    42
    
    Prefetching SCRIPTS Instructions
    43
    
    Transfer Control Instructions 5
    44
    
    Opcode Fetch Burst Capability
    44
    
    Load and Store Instructions
    44
    
    JTAG Boundary Scan Testing
    45
    
    SCSI Loopback Mode
    45
    
    Parity Options
    46
  - Bits Used for Parity Control and Generation
    47
  - SCSI Parity Control
    48
  - SCSI Parity Errors and Interrupts
    48
    
    Dma Fifo
    49
  - Parity Checking/Generation
    49
  - DMA FIFO Sections
    50
  - LSI53C875A Host Interface SCSI Data Paths
    51
    
    SCSI Bus Interface
    54
    
    Select/Reselect During Selection/Reselection
    55
  - Regulated Termination for Ultra SCSI
    55
    
    Synchronous Operation
    56
  - Determining the Synchronous Transfer Rate
    57
    
    Interrupt Handling
    59
    
    Chained Block Moves
    66
  - Block Move and Chained Block Move Instructions
    67
  - Parallel ROM Interface
    70
  - Parallel ROM Support
    71
  - Serial EEPROM Interface
    72
    
    Default Download Mode
    72
    
    No Download Mode
    73
  - Power Management
    73
  - Mode a Serial EEPROM Data Format
    73
    
    Power State D0
    74
    
    Power State D1
    74
  - Power States
    74
    
    Power State D2
    75
    
    Power State D3
    75
- Chapter 3 Signal Descriptions
  
  77
  - LSI53C875A Functional Signal Grouping
    77
  - Signal Descriptions
    77
  - LSI53C875A Functional Signal Grouping
    78
    
    Signal Descriptions
    79
    
    Internal Pull-Ups on LSI53C875A Signals
    79
  - LSI53C875A Internal Pull-Ups
    79
  - SCSI Signals
    79
  - PCI Bus Interface Signals
    80
    
    System Signals
    80
    
    Address and Data Signals
    81
    
    Interface Control Signals
    82
    
    Arbitration Signals
    83
    
    Error Reporting Signals
    83
    
    Interrupt Signal
    84
  - SCSI Bus Interface Signals
    84
    
    SCSI Bus Interface Signal
    84
    
    SCSI Signals
    85
    
    SCSI Control Signals
    85
  - GPIO Signals
    86
  - ROM Flash and Memory Interface Signals
    87
  - Test Interface Signals
    88
  - Power and Ground Signals
    89
  - MAD Bus Programming
    90
  - Decode of MAD Pins
    90
- Chapter 4 Registers
  
  93
  - PCI Configuration Registers
    93
  - PCI Configuration Register Map
    94
  - SCSI Registers
    110
  - SCSI Register Address Map
    111
  - Examples of Synchronous Transfer Periods and Rates for SCSI-1
    124
  - Example Transfer Periods and Rates for Fast SCSI-2
    125
  - And Ultra SCSI
    125
  - Maximum Synchronous Offset
    126
  - SCSI Synchronous Data FIFO Word Count
    136
  - 64-Bit SCRIPTS Selectors
    191
  - Phase Mismatch Jump Registers
    195
- Chapter 5 SCSI SCRIPTS Instruction Set
  
  201
  - Low Level Register Interface Mode
    201
  - High Level SCSI SCRIPTS Mode
    202
    
    Sample Operation
    203
  - SCRIPTS Instructions
    203
  - SCRIPTS Overview
    205
  - Block Move Instruction
    206
    
    First Dword
    206
  - SCSI Information Transfer Phase
    212
    
    Second Dword
    213
  - I/O Instruction
    213
    
    First Dword
    214
    
    Second Dword
    221
  - Read/Write Instructions
    222
    
    First Dword
    222
    
    Second Dword
    223
    
    Read-Modify-Write Cycles
    223
    
    Read/Write Instructions
    224
    
    Move To/From SFBR Cycles
    224
  - Transfer Control Instructions
    225
    
    Transfer Control Instructions
    226
    
    First Dword
    226
  - SCSI Phase Comparisons
    229
    
    Second Dword
    232
  - Memory Move Instructions
    232
    
    First Dword
    233
    
    Read/Write System Memory from SCRIPTS
    234
    
    Second Dword
    234
    
    Third Dword
    235
  - Load and Store Instructions
    235
    
    First Dword
    236
    
    Second Dword
    237
- Chapter 6 Electrical Specifications
  
  239
  - DC Characteristics
    239
  - Absolute Maximum Stress Ratings
    240
  - Operating Conditions
    240
  - Input Capacitance
    240
Bidirectional Signals—Mad[7:0], Mas/[1:0], Mce/, Moe Mwe/

241

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