LSI SYM8953U manual Interface Descriptions, Board Characteristics

Page 13

Contains external 68-pin High Density (HD) and internal 68-pin HD latching connectors

Performs wide Ultra2 SCSI LVD synchronous transfers up to 80 Mbytes/s

Supports SCSI synchronous offset up to 31

Provides SCSI termination power (TERMPWR) source with autoresetting circuit protection device

Supports SCSI Configured AutoMatically (SCAM) Level 1 Capability (Set “OFF” by default)

Utilizes flash ROM for BIOS storage for up to 256 Kbytes

Supports variable block size and scatter/gather data transfers

Performs complex SCSI bus sequences without interrupts, including restore data pointers

Has serial EEPROM for user configuration utility

Has SCSI bus activity LED connector and on-board LED

1.2.3Board Characteristics

PCI board dimensions,

152.4 x 88.90 mm (6.00 x 3.5 inches)

PCI Universal 32-bit card edge connector

HD 68-pin external connector

HD 68-pin internal connector

A mechanical drawing showing board dimensions and component layout is located in Appendix A, “Technical Specifications”.

1.3 Interface Descriptions

This section provides a more detailed explanation about the PCI Interface, the SCSI Interface, Ultra2 SCSI Technology, and LVD Link™ Technology.

Interface Descriptions

1-3

Image 13
Contents December User’s GuideElectromagnetic Compatibility Notices Iii Page Contents Appendix a Technical Specifications Tables ViiiContents Audience PrefaceOrganization Related Publications General Description Chapter Using the SYM8953U Host AdapterPCI Interface FeaturesScsi Interface Interface Descriptions Board CharacteristicsPCI Interface LVD Link Technology Ultra2 Scsi TechnologyBenefits of LVD Link On-Board LED Quick Installation Procedure Chapter Installing the SYM8953U Host AdapterInstalling the SYM8953U Host Adapter Before You Start Detailed Installation ProcedureInserting the Host Adapter Hardware Connections for the SYM8953U Host Adapter Inserting the Host Adapter Scsi Bus Widths and Speeds Connecting the Scsi PeripheralsLVD Scsi Bus LengthsScsi Cables Internal Scsi Ribbon Cable to Host Adapter Connection Making Internal Scsi Bus ConnectionsDetailed Installation Procedure Connecting Additional Internal Scsi Devices Multiple Internal Scsi Devices Chained Together Scsi LED Connector External Cable to Host Adapter Making External Scsi Bus Connections10 External Scsi Device Cable 11 Multiple External Scsi Devices Chained Together Scsi Bus Termination 12 Internal Scsi Device Termination Internal Bus Connections13 External Scsi Device Termination External Bus Connections14 Internal and External Scsi Device Termination Internal and External Bus ConnectionsSetting Scsi IDs Scsi ID Record Verify Installation Procedures Done Completing the InstallationOverview of the Scsi Bios Configuration Utility Chapter Configuring the SYM8953U Host AdapterStarting the Configuration Utility Exiting the Scsi Bios Configuration Utility Symbios Scsi Bios Configuration Utility MenusUsing the Menus Main Menu Configuration CommandsMain Menu Fields and Descriptions Main MenuNVM Adapter Properties MenuAdapter Properties Menu Field Field Type Descriptions Value Adapter Properties Fields and DescriptionsIs moved between adapters from different vendors Device Properties Menu Device Properties Menu Left Half Device Properties Menu Right Half Field Field Type Description Value Device Properties Fields and DescriptionsForever should an operation fail Boot Adapter List Menu Boot Adapter List Menu Boot Adapter List Fields and Descriptions Global Properties Menu Global Properties MenuGlobal Properties Fields and Descriptions Exit Menu Exit MenuSymbios Scsi Bios Configuration Utility Menus Configuring the SYM8953U Host Adapter Physical Characteristics Appendix a Technical SpecificationsPhysical Environment Table A.1 Maximum Power Requirements Electrical CharacteristicsSafety Characteristics Thermal, Atmospheric CharacteristicsOperational Environment Electromagnetic CompliancePCI Interface Signal Name Pin Table A.2 PCI Connector J1 FrontTable A.3 PCI Connector J1 Back Scsi Interface SDP1+ SDP1− Table A.4 Internal Scsi Connector J2Table A.5 External Scsi Connector J3 Scsi Busy LED Table A.6 LED Connector J4Appendix B Glossary of Terms Abbreviations DMA Bus ConfigurationMaster Device DriverFirmware FileHard Disk HostMbyte Main MemoryMotherboard MultitaskingPort Number Port AddressQueue Tags Risc CoreScsi Device System BiosProcessor Single-EndedVirtual Memory Ultra2 ScsiWide Scsi Wide Ultra ScsiGlossary of Terms and Abbreviations IX-1 IndexIX-2Index Customer Feedback Excellent Good Average Fair Poor Reader’s CommentsCalifornia Distributors by StateNew York Direct Sales Representatives by State Component and HAB International Sales Offices and Design Resource CentersInternational Distributors