RSENC-DBLK-P2-U4 Lattice, RSENC-DBLK-P2-U4 Datasheet - Page 2

• Manufacturer Part Number: RSENC-DBLK-P2-U4
• Description: Encoders, Decoders, Multiplexers & Demultiplexers Dynamic Block Reed Solomon Encoder
• Manufacturer: Lattice

Specifications of RSENC-DBLK-P2-U4

• Factory Pack Quantity: 1

Chapter 1. Introduction .......................................................................................................................... 4
Chapter 2. Functional Description ...................................................................................................... 10
Chapter 3. Parameter Settings ............................................................................................................ 17
Chapter 4. IP Core Generation............................................................................................................. 21
Chapter 5. Support Resources ............................................................................................................ 28
© 2010 Lattice Semiconductor Corp. All Lattice trademarks, registered trademarks, patents, and disclaimers are as listed at www.latticesemi.com/legal. All other brand
or product names are trademarks or registered trademarks of their respective holders. The specifications and information herein are subject to change without notice.
IPUG40_03.6, August 2010
Quick Facts ........................................................................................................................................................... 4
Features ................................................................................................................................................................ 8
General Description ............................................................................................................................................ 10
Functional Description......................................................................................................................................... 11
Signal Descriptions ............................................................................................................................................. 12
Timing Specifications .......................................................................................................................................... 13
Reed-Solomon Encoder Configuration GUI ........................................................................................................ 18
Summary............................................................................................................................................................. 20
Licensing the IP Core.......................................................................................................................................... 21
Getting Started .................................................................................................................................................... 21
IPexpress-Created Files and Top Level Directory Structure............................................................................... 23
Instantiating the Core .......................................................................................................................................... 25
Running Functional Simulation ........................................................................................................................... 25
Synthesizing and Implementing the Core in a Top-Level Design ....................................................................... 25
Hardware Evaluation........................................................................................................................................... 26
Updating/Regenerating the IP Core .................................................................................................................... 26
Lattice Technical Support.................................................................................................................................... 28
References.......................................................................................................................................................... 28
Field Polynomial......................................................................................................................................... 11
Generator Polynomial ................................................................................................................................ 11
Shortened Codes ....................................................................................................................................... 11
Output Latency........................................................................................................................................... 11
Multiplier Array ........................................................................................................................................... 11
Adder Array ................................................................................................................................................ 11
Remainder Array ........................................................................................................................................ 12
Control........................................................................................................................................................ 12
Basis Conversion Modules......................................................................................................................... 12
Core Configuration ..................................................................................................................................... 18
RS Parameters........................................................................................................................................... 18
Check Symbols .......................................................................................................................................... 19
Block Size Type ......................................................................................................................................... 19
Implementation Parameters ....................................................................................................................... 19
Optional Output Ports................................................................................................................................. 19
Enabling Hardware Evaluation in Diamond:............................................................................................... 26
Enabling Hardware Evaluation in ispLEVER:............................................................................................. 26
Regenerating an IP Core in Diamond ........................................................................................................ 26
Regenerating an IP Core in ispLEVER ...................................................................................................... 27
Online Forums............................................................................................................................................ 28
Telephone Support Hotline ........................................................................................................................ 28
E-mail Support ........................................................................................................................................... 28
Local Support ............................................................................................................................................. 28
Internet ....................................................................................................................................................... 28
LatticeECP ........................................................................................................................................... /EC28
LatticeECP2M ............................................................................................................................................ 28
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Dynamic Block Reed-Solomon Encoder User’s Guide
Table of Contents