Xilinx RocketIO XC2VP100 Manuals

Manuals and User Guides for Xilinx RocketIO XC2VP100. We have 1 Xilinx RocketIO XC2VP100 manual available for free PDF download: User Manual

Xilinx RocketIO XC2VP100 User Manual (156 pages)

Brand: Xilinx | Category: Transceiver | Size: 1 MB

User Guide
1
Table of Contents
7
Schedule of Figures

13
Schedule of Tables

15
Preface: about this Guide

17
- Rocketio Features
  
  17
- Guide Contents
  
  17
- For more Information
  
  18
- Additional Resources
  
  18
- Conventions
  
  19
  - Port and Attribute Names
    19
  - Typographical
    19
  - Online Document
    20
Chapter 1 : Rocketio Transceiver Overview

21
- Basic Architecture and Capabilities
  
  21
- Rocketio Transceiver Instantiations
  
  23
  - HDL Code Examples
    23
- List of Available Ports
  
  24
- Primitive Attributes
  
  29
- Modifiable Primitives
  
  34
- Byte Mapping
  
  38
Chapter 2: Digital Design Considerations

39
- Clocking
  
  39
  - Clock Signals
    39
    
    Brefclk
    41
  - Clock Ratio
    42
  - Digital Clock Manager (DCM) Examples
    42
    
    Example 1A: Two-Byte Clock with DCM
    43
    
    Example 1B: Two-Byte Clock Without DCM
    46
    
    Example 2: Four-Byte Clock
    46
    
    Example 3: One-Byte Clock
    50
  - Half-Rate Clocking Scheme
    54
  - Multiplexed Clocking Scheme with DCM
    55
  - Multiplexed Clocking Scheme Without DCM
    55
  - Rxrecclk
    56
  - Clock Dependency
    56
  - Data Path Latency
    57
- Reset/Power down
  
  57
- 8B/10B Encoding/Decoding
  
  60
  - Overview
    60
    
    8B/10B Encoder
    60
    
    8B/10B Decoder
    60
  - Ports and Attributes
    61
    
    Txbypass8B10B, Rx_Decode_Use
    61
    
    Txchardispval, Txchardispmode
    62
    
    Txcharisk
    63
    
    Txrundisp
    63
    
    Txkerr
    63
    
    Rxcharisk, Rxrundisp
    63
    
    Rxdisperr
    64
    
    Rxnotintable
    64
  - Vitesse Disparity Example
    64
    
    Transmitting Vitesse Channel Bonding Sequence
    64
    
    Receiving Vitesse Channel Bonding Sequence
    65
  - 8B/10B Bypass Serial Output
    65
  - 8B/10B Serial Output Format
    66
  - HDL Code Examples: Transceiver Bypassing of 8B/10B Encoding
    66
- SERDES Alignment
  
  67
  - Overview
    67
    
    Serializer
    67
    
    Deserializer
    67
  - Ports and Attributes
    67
    
    Align_Comma_Msb
    67
    
    Enpcommaalign, Enmcommaalign
    68
    
    Rocketio™ Transceiver User Guide Www.xilinx.com
    69
    
    Pcomma_Detect
    70
    
    Mcomma_Detect
    70
    
    Comma_10B_Mask
    70
    
    Pcomma_10B_Value
    70
    
    Mcomma_10B_Value
    70
    
    Dec_Mcomma_Detect Dec_Valid_Comma_Only
    70
    
    Rxrealign
    70
    
    Dec_Pcomma_Detect
    71
    
    Dec_Mcomma_Detect
    71
    
    Dec_Valid_Comma_Only
    71
    
    Rxchariscomma
    71
    
    Rxcommadet
    71
- Clock Recovery
  
  71
  - Overview
    71
    
    Clock Synthesizer
    71
    
    Clock and Data Recovery
    72
  - Clock Correction
    72
  - Ports and Attributes
    73
    
    Clk_Correct_Use
    73
    
    Rx_Buffer_Use
    74
    
    Clk_Cor_Seq_
    74
    
    Clk_Cor_Seq_Len
    75
    
    Clk_Cor_Insert_Idle_Flag
    75
    
    Clk_Cor_Keep_Idle
    75
    
    Clk_Cor_Repeat_Wait
    75
- Synchronization Logic
  
  76
  - Overview
    76
  - Ports and Attributes
    76
    
    Rxclkcorcnt
    76
    
    Rx_Los_Invalid_Incr Rx_Los_Threshold
    77
    
    Rx_Los_Threshold
    78
- Channel Bonding (Channel Alignment)
  
  79
  - Overview
    79
  - Channel Bonding (Alignment) Operation
    80
  - Ports and Attributes
    81
    
    Chan_Bond_Mode
    81
    
    Enchansync
    81
    
    Chan_Bond_One_Shot
    81
    
    Chan_Bond_Seq_
    81
    
    Chan_Bond__Seq_Len
    81
    
    Chan_Bond_Seq_2_Use
    81
    
    Chan_Bond_Wait
    82
    
    Chan_Bond_Offset
    82
    
    Chan_Bond_Limit
    82
    
    Chbonddone
    83
    
    Chbondi, Chbondo
    83
    
    Rxclkcorcnt, Rxlossofsync
    83
  - Troubleshooting
    83
- CRC (Cyclic Redundancy Check)
  
  84
  - Overview
    84
    
    CRC Operation
    84
    
    CRC Generation
    84
    
    CRC Latency
    85
  - Ports and Attributes
    85
    
    Tx_Crc_Use
    85
    
    Rx_Crc_Use
    85
    
    Crc_Format
    85
    
    Crc_Start_Of_Packet
    88
    
    Crc_End_Of_Packet
    88
    
    Rxcheckingcrc, Rxcrcerr
    88
    
    Txforcecrcerr, Tx_Crc_Force_Value
    89
  - Rocketio CRC Support Limitations
    89
- Fabric Interface (Buffers)
  
  89
  - Overview: Transmitter and Elastic (Receiver) Buffers
    89
    
    Transmitter Buffer (FIFO)
    89
    
    Receiver Buffer
    89
  - Ports and Attributes
    90
    
    Txbuferr
    90
    
    Tx_Buffer_Use
    90
    
    Rxbufstatus
    90
    
    Rx_Buffer_Use
    90
- Miscellaneous Signals
  
  90
  - Tx_Data_Width
    90
  - Serdes_10B
    90
  - Termination_Imp
    91
    
    Rxpolarity Txinhibit
    91
    
    Tx_Diff_Ctrl Pre_Emphasis
    91
  - Loopback
    91
- Other Important Design Notes
  
  93
  - Receive Data Path 32-Bit Alignment
    93
  - Bit Alignment Design
    95
    
    Verilog
    95
    
    Vhdl
    98
Chapter 3 : Analog Design Considerations

103
- Serial I/O Description
  
  103
- Pre-Emphasis Techniques
  
  104
  - Rocketio™ Transceiver User Guide Www.xilinx.com
    105
- Differential Receiver
  
  107
- Jitter
  
  107
  - Clock and Data Recovery
    108
- PCB Design Requirements
  
  109
  - Power Conditioning
    109
    
    Voltage Regulator Selection and Use
    109
    
    Termination Voltage
    110
    
    Passive Filtering
    111
  - High-Speed Serial Trace Design
    115
    
    Routing Serial Traces
    115
    
    Differential Trace Design
    116
    
    AC and DC Coupling
    117
  - Reference Clock
    119
    
    Epson EG-2121CA 2.5V (LVPECL Outputs)
    119
    
    Pletronics LV1145B (LVDS Outputs)
    119
  - Powering the Rocketio Transceivers
    120
- Other Important Design Notes
  
  120
  - Pin Connections on the Unused Rocketio Transceivers
    120
  - The POWERDOWN Port
    120
Chapter 4 : Simulation and Implementation

121
- Simulation Models
  
  121
  - Smartmodels
    121
  - Hspice
    121
- Implementation Tools
  
  121
- MGT Package Pins
  
  123
Appendix A: Rocketio Transceiver Timing Model

129
- Timing Parameters
  
  129
  - Setup/Hold Times of Inputs Relative to Clock
    129
  - Clock to Output Delays
    129
  - Clock Pulse Width
    130
- Timing Parameter Tables and Diagram
  
  130
Appendix B: 8B/10B Valid Characters

135
- Valid Data Characters
  
  135
- Valid Control Characters (K-Characters)
  
  143
Appendix C: Related Online Documents

145
Index

153

Xilinx Categories

Motherboard Computer Hardware Microcontrollers Transceiver Controller

More Xilinx Manuals

Xilinx RocketIO XC2VP100 Manuals

Xilinx RocketIO XC2VP100 User Manual (156 pages)

Table of Contents

Schedule of Figures

Schedule of Tables

Preface: about this Guide

Rocketio Features

Guide Contents

For more Information

Additional Resources

Conventions

Chapter 1 : Rocketio Transceiver Overview

Basic Architecture and Capabilities

Rocketio Transceiver Instantiations

List of Available Ports

Primitive Attributes

Modifiable Primitives

Byte Mapping

Chapter 2: Digital Design Considerations

Clocking

Reset/Power down

8B/10B Encoding/Decoding

SERDES Alignment

Clock Recovery

Synchronization Logic

Channel Bonding (Channel Alignment)

CRC (Cyclic Redundancy Check)

Fabric Interface (Buffers)

Miscellaneous Signals

Other Important Design Notes

Chapter 3 : Analog Design Considerations

Serial I/O Description

Pre-Emphasis Techniques

Differential Receiver

Jitter

PCB Design Requirements

Other Important Design Notes

Chapter 4 : Simulation and Implementation

Simulation Models

Implementation Tools

MGT Package Pins

Appendix A: Rocketio Transceiver Timing Model

Timing Parameters

Timing Parameter Tables and Diagram

Appendix B: 8B/10B Valid Characters

Valid Data Characters

Valid Control Characters (K-Characters)

Appendix C: Related Online Documents

Application Notes

Characterization Reports

White Papers

Index

Related Products

Xilinx Categories