LSI Symbios SYM53C040, Technical Manual

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Preface ix
Preface
This technical manual provides reference information on the Symbios
®
SYM53C040 Enclosure Services Processor. It contains a complete
functional description for the product and includes complete physical and
electrical specifications for it.
Audience
This manual assumes some prior knowledge of current and proposed
SCSI, I
2
C, and SFF-8067 standards, including the SAF-TE and SES
standards for parallel SCSI devices, as well as a detailed understanding
of serial data communication. It is intended for system designers who are
using this device to manage SCSI or Fibre Channel peripheral device
enclosures.
Organization
This document has the following chapters and appendix:
•
Chapter 1, Introduction , contains general information about the
SYM53C040, including an overview of its features and functions.
•
Chapter 2, Functional Description , describes the main functions of
the chip in more detail, including the major interfaces.
•
Chapter 3, Signal Descriptions , contains the pin diagrams and
descriptions of each signal.
•
Chapter 4, SCSI and DMA Registers
•
Chapter 5, SFF-8067 Registers
•
Chapter 6, Two-Wire Serial Registers
•
Chapter 7, Miscellaneous Registers
•
Chapter 8, System Registers