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20160 SCSI Adapter User Guide

1. viii 3 1 2 3 1 3 3 1 4 S15 Electrical Characteristics Thermal Atmospheric Characteristics Electromagnetic Compliance Safety Characteristics 3 2 Operational Environment 3 2 1 3 2 2 3 2 3 The PCI Interface The SCSI Interface The LED Interface 3 3 Subsystem ID and Subsystem Vendor ID Glossary of Terms and Abbreviations Customer Feedback Contents Copyright 2001 by LSI Logic Corporation All rights reserved 3 2 3 3 3 3 3 3 3 4 3 7 3 8 3 9 Figures 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 2 10 2 11 2 12 2 13 Ai Hardware Connections for the LS120160 Inserting the Host Adapter SCSI Cables Internal SCSI Ribbon Cable to Host Adapter Internal SCSI Ribbon Cable to Internal SCSI Device Connection Connecting Additional Internal SCSI Devices Multiple Internal SCSI Devices Chained Together SCSI LED Connector External Cable to Host Adapter External Cable to External SCSI Device Multiple External SCSI Devices Chained Together Internal SCSI Device Termination External SCSI Device Termination LSI20160 Mechanical Drawing Copyright 2001 by LSI Logic Corporation All rights reserved 2 4 2 5 2 6 a7 2 8 29 2 10 2 11 2 12 2 13 2 14 2 16 Zz 3 2 Copyright 2001 by LSI Logic Corporation All rights reserved Tables 2 1 3 1 3 2 3 3 3 4 3 5 3 6 SCSI ID Record Maximum Power Requirements PCI Connector J1 Front PCI Connector J1 Back SCSI Interface
2. All rights reserved 2 2 4 Connecting SCSI Peripherals 2 6 All internal SCSI bus connections to the LSI20160 can be made with an unshielded 68 conductor ribbon cable see Figure 2 3 One side of this cable is marked with a color to indicate the pin 1 side The connectors on this cable are keyed to ensure proper pin 1 connection Some internal cables come with an LVD SE terminator on one end This end should be furthest from the host adapter All external SCSI bus connections to the LSI20160 are made with shielded 68 conductor cables see Figure 2 3 The connectors on this cable are always keyed to ensure proper pin 1 connection Figure 2 3 SCSI Cables SCSI Cable for Internal Connections 68 pin High Density SCSI Cable for External Connections 68 pin VHDCI Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 4 1 Making Internal SCSI Bus Connections This section provides step by step instructions for making internal SCSI bus connections If you only have external connections skip to Section 2 2 4 3 Making External SCSI Bus Connections Step 1 Plug a 68 pin connector on the end of the internal SCSI ribbon cable into connector J4 Figure 2 4 illustrates how to make this connection Figure 2 4 Internal SCSI Ribbon Cable to Host Adapter Detailed Installation Procedure 2 7 Copyright 2001 by LSI Logic Corporation All rights reserved 2 8 Step 2 Plug the
3. LED Connector J3 Pinout Subsystem ID and Subsystem Vendor ID Copyright 2001 by LSI Logic Corporation All rights reserved 2 19 ore 3 5 3 6 3 7 3 8 3 9 xi xii Copyright 2001 by LSI Logic Corporation All rights reserved Chapter 1 Describing the LSI20160 This chapter describes the LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter interface to PCI computer systems and includes these topics e Section 1 1 General Description page 1 1 e Section 1 2 Features page 1 2 e Section 1 3 Ultra160 SCSI Benefits page 1 4 e Section 1 4 SureLINK Ultra160 SCSI Domain Validation Benefits page 1 5 e Section 1 5 LVDlink Technology Benefits page 1 5 e Section 1 6 TolerANT Technology Benefits page 1 6 1 1 General Description The LSI Logic LSI20160 provides one SCSI 3 Ultra160 SCSI interface to PCI computer systems that require BIOS support on the add in SCSI adapter Installing this adapter in your PCI system allows connection of SCSI devices over a SCSI bus The LSI20160 provides one Ultra160 SCSI channel The LSI20160 supports Low Voltage Differential LVD and Single Ended SE SCSI This board supports Fast Ultra Ultra2 SCSI devices as well as the newest Ultra160 SCSI devices The LSI Logic Storage Device Management System SDMS software operates the board The design of the board does not prevent other SCSI software from being used with it BIOS suppor
4. SCRIPTS SDMS SureLINK and TolerANT are registered trademarks or trademarks of LSI Logic Corporation All other brand and product names may be trademarks of their respective companies MH iii Copyright 2001 by LSI Logic Corporation All rights reserved iv Copyright 2001 by LSI Logic Corporation All rights reserved Audience Organization Preface This book is the primary reference and user s guide for the LSI Logic LS120160 Single Channel Ultra160 SCSI to PCI Host Adapter It contains a complete functional description for the LSI20160 board as well as complete physical and electrical specifications This document assumes that you have some familiarity with SCSI protocol and related support devices and will benefit persons installing and using the LSI20160 This document has the following chapters and appendix e Chapter 1 Describing the LSI20160 defines the interfaces and characteristics of the LSI20160 e Chapter 2 Installing the LSI20160 provides both quick and detailed installation instructions e Chapter 3 Technical Specifications describes the physical and operational environments of the LSI20160 e Appendix A Glossary of Terms and Abbreviations provides definitions of various terminology that is referenced throughout this user s guide LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter v Copyright 2001 by LSI Logic Corporation All rights reserved Related Publications PCI
5. Step 1 Determine the SCSI ID of each device on the SCSI bus Note any duplications Step 2 Make any necessary changes to the SCSI IDs and record the IDs for future reference Correct any duplications at this time Table 2 1 on page 2 19 is provided as a place to keep this record Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Table 2 1 SCSI ID Record SCSI ID SCSI Device oO LS120160 default 9 8 7 6 5 4 3 2 Detailed Installation Procedure 2 19 Copyright 2001 by LSI Logic Corporation All rights reserved 2 3 Completing the Installation 2 20 Before replacing the cover on your computer review this installation procedure check list This can save you effort later Verify Installation Procedures Done Host adapter connection in PCI bus slot secure Internal SCSI bus connections secure pin 1 continuity External SCSI bus connections secure Proper SCSI bus termination established Step 1 Step 2 Step 3 Step 4 Unique SCSI IDs set and recorded for each device Replace the cabinet cover on your computer Plug in all power cords and switch on power to all devices and your computer Wait for your computer to boot up Refer to the LSI Logic PCI Storage Device Management System SDMS 4 0 User s Guide or the guide for the software you will use to load the driver software for yo
6. Validation Double Transition DT Clocking A 2 A high performance way to transfer data The host adapter controls the transfer of data directly to and from system memory without interrupting the computer s microprocessor This is the fastest way for multitasking operating systems to transfer data A unit of information consisting of eight bits A special international committee on radio interference Committee International and Special for Protection in Radio Refers to the way a computer is setup the combined hardware components computer monitor keyboard and peripheral devices that make up a computer system or the software settings that allow the hardware components to communicate with each other Cyclic Redundancy Check is an error detection code used in Ultra160 SCSI Four bytes are transferred with the data to increase the reliability of data transfers CRC is used on the Double Transition DT Data In and DT Data Out phases Central Processing Unit The brain of the computer that performs the actual computations The term Microprocessor Unit MPU is also used A feature that allows a peripheral to control the flow of data to and from system memory by blocks as opposed to PIO Programmed I O where the processor is in control and the flow is by byte A program that allows a microprocessor through the operating system to direct the operation of a peripheral device A hardware configuration for connectin
7. e Bursts up to 264 Mbytes s 33 MHz with zero wait state bus master data e Supports the PCI Cache Line Size CLS register e Prefetches up to 8 Dwords of SCRIPTS instructions e Supports PCI Write and Invalidate Read Line and Read Multiple commands e Supports universal 3 3 V and 5 V PCI bus signaling environment Describing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 1 2 2 SCSI Interface The SCSI interface is made through connectors J2 and J4 Figure 2 1 shows the location of these connectors The SCSI interface includes these features Provides one wide Ultra160 SCSI channel Provides two connectors 68 pin VHDCI for the external connection 68 pin high density for the internal connection Supports SE and LVD signaling 16 bit SE or LVD interfaces Supports LVD SE termination Supports Fast Ultra Ultra2 and Ultra160 data transfer capability Ultra160 SCSI LVD synchronous transfers at up to 160 Mbytes s Supports Domain Validation Double Transition DT data transfers and Cyclic Redundancy Check CRC Supports variable block size and scatter gather data transfers Protects nondata phases with Asynchronous Information Protection AIP Supports two termination control options Use manual shunts on connector J2 and J4 to disable termination Provide software control using GPIO3 to enable or disable the terminators Supplies SCSI termination power TERMPWR s
8. throughout system operation 1 5 LVDlink Technology Benefits The LSI20160 supports LVD for SCSI a signaling technology that increases the reliability of SCSI data transfers over longer distances than are supported by SE SCSI The low current output of LVD allows the I O transceivers to be integrated directly onto the chip LVDlink technology lowers the amplitude of noise reflections and allows higher transmission frequencies LVD provides a long term migration path to even faster SCSI transfer rates without compromising signal integrity cable length or connectivity SureLINK Ultra160 SCSI Domain Validation Benefits 1 5 Copyright 2001 by LSI Logic Corporation All rights reserved Important All bus devices must be LVD or SE If a High Voltage Differential HVD device is detected the board puts the SCSI bus in the high impedance state and shuts down 1 6 TolerANT Technology Benefits 1 6 The LSI20160 features TolerANT technology which includes active negation on the SCSI drivers and input signal filtering on the SCSI receivers The benefits of TolerANT technology include increased immunity to noise when the signal is going HIGH better performance due to balanced duty cycles and improved fast SCSI transfer rates In addition TolerANT SCSI devices do not cause glitches on the SCSI bus at power up or power down so other devices on the bus are also protected from data corruption When it is used with the LVDlink transc
9. 68 pin connector on the other end of the internal SCSI ribbon cable into the SCSI connector on the internal SCSI device Pin 1 must match on all connections The lead in the cable adjacent to pin 1 is colored Figure 2 5 illustrates a connection to an internal SCSI device Figure 2 5 Internal SCSI Ribbon Cable to Internal SCSI Device Connection If you have more than one internal SCSI device you must have a cable with at least as many connectors as devices Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Step 3 Plug in any additional internal SCSI devices as required Refer to the example in Figure 2 6 Figure 2 7 illustrates the connection of multiple internal SCSI devices chained together Make sure to match pin 1 on all connections Figure 2 6 Connecting Additional Internal SCSI Devices Detailed Installation Procedure 2 9 Copyright 2001 by LSI Logic Corporation All rights reserved Figure 2 7 Multiple Internal SCSI Devices Chained Together 2 2 4 2 Making Activity LED Connection 2 10 Most PC cabinets are designed with a front panel LED to indicate bus activity It may already be connected to an existing IDE controller If you want you can connect the LED to the SCSI LED connector Connect the LED cable to J3 on your SCSI host adapter as shown in Figure 2 8 The Busy LED connector J3 is not keyed The J3 connector is a 4 pin one row right angle header Some
10. Storage Device Management System SDMS 4 0 User s Guide Version 11 Order Number S14007 B LS1I53C1000 PCI to Ultra160 SCSI Controller Technical Manual Version 2 1 Order Number S14050 A Revision History vi Preface Copyright 2001 by LSI Logic Corporation All rights reserved Chapier 1 Chapter 2 Chapter 3 Contents Describing the LSI20160 1 1 1 2 1 3 1 4 1 5 1 6 General Description Features 121 PCI Interface 1 2 2 SCSI Interface 1 2 3 Board Characteristics 1 2 4 SCSI Activity LED Interface Ultra160 SCSI Benefits 1 3 1 Double Transition DT Clocking 1 3 2 Cyclic Redundancy Check CRC 13 3 Asynchronous Information Protection AIP SureLINK Ultra160 SCSI Domain Validation Benefits LVDlink Technology Benefits TolerANT Technology Benefits Installing the LSI20160 2 22 2 3 Quick Installation Procedure Detailed Installation Procedure 2 2 1 Before You Start 2 2 2 Selecting a PCI Slot 22 3 Inserting the Host Adapter 2 2 4 Connecting SCSI Peripherals 2 25 SCSI Bus Termination 2 2 6 Setting SCSI IDs Completing the Installation Technical Specifications 3 1 Physical Environment 3 1 1 Physical Characteristics LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter Copyright 2001 by LSI Logic Corporation All rights reserved 1 1 12 12 1 4 1 4 1 4 1 4 1 5 1 5 1 5 1 5 1 6 2 1 22 2 3 2 4 2 6 2 15 2 18 2 20 3 1 3 1 vii Appendix A
11. adapter Industry Standard Architecture A type of computer bus used in most PCs It allows devices to send and receive data up to 16 bits at a time Kilobyte A measure of computer storage equal to 1024 bytes A way to connect peripherals directly to computer memory It bypasses the slower ISA and EISA buses PCI is a local bus standard A subdivision either logical or physical of a SCSI device actually the place for the device on the SCSI bus Most devices have only one logical unit but up to eight are allowed for each of the eight possible devices on a SCSI bus Logical Unit Number An identifier zero to seven for a logical unit Low Voltage Differential link allows greater Ultra2 SCSI device connectability and longer SCSI cables LVDlink lowers the amplitude of noise reflections and allows higher transmission frequencies Detailed information may be found in Section 1 5 LVDlink Technology Benefits page 1 5 A large circuit board that holds RAM ROM the microprocessor custom integrated circuits and other components that make a computer work It also has expansion slots for host adapters and other expansion boards The part of a computer s memory which is directly accessible by the CPU usually synonymous with RAM Megabyte A measure of computer storage equal to 1024 kilobytes See Mainboard In some countries the term Motherboard is not appropriate The executing of more than one command at the same t
12. conforms to ANSI X 3T10 11 1142 The SCSI interface operates as 16 bit synchronous or asynchronous SE or LVD and supports Ultra160 SCSI protocols Arbitration is supported for 8 bit at lower SCSI speeds and 16 bit Active SE or LVD SCSI termination is provided automatically The LSI20160 supplies the SCSI termination power Connector J2 makes the external connection which provides LVD SE SCSI termination Connector J4 makes the internal connection which only provides LVD SCSI termination Table 3 4 shows the signal assignments for J2 and J4 Table 3 4 SCSI Interface Signal Name i Signal Name i Signal Name SD12 SD7 SD13 SDP SD14 GND SD15 Cable_prnt SDP1 TERMPWR SD0 TERMPWR SD1 N C SD2 GND SD3 SATN SD4 GND SD5 SBSY SD6 SACK SD7 SRST SDP SMSG GND SSEL DIFFSENS SC_D TERMPWR SREQ TERMPWR SI_O N C SD8 GND SD9 SATN SD10 GND SD11 SBSY l N amp al A l N gt o oO e N oo A ol 4 O N 4 o ye Oo N N N M oo Operational Environment 3 7 Copyright 2001 by LSI Logic Corporation All rights reserved 3 2 3 The LED Interface 3 8 The LSI20160 LED interface is a four wire arrangement that allows you to connect an LED harness to the board The GPIOO_FETCH line has a maximum output low voltage of 0 4 V and minimum outpu
13. your computer Step 6 Insert the LSI20160 into the selected PCI slot Step 7 Connect the internal and external SCSI peripherals LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter 2 1 Copyright 2001 by LSI Logic Corporation All rights reserved Step 8 Connect the LED cable to J3 on your SCSI host adapter if you wish to connect the LED to the SCSI LED connector Step 9 Terminate the SCSI bus The SCSI bus requires proper termination and no duplicate SCSI IDs Step 10 Set the peripheral SCSI IDs Step 11 Make any configuration changes Step 12 Close your PC cabinet cover Step 13 Make all external SCSI bus connections Step 14 Refer to the PC Storage Device Management System SDMS 4 0 User s Guide or the guide for the software you will use to load the driver software for your particular operating system 2 2 Detailed Installation Procedure This section provides step by step instructions for installing the LS120160 and connecting it to your SCSI peripherals If you are experienced in these tasks you may prefer to use the preceding Section 2 1 Quick Installation Procedure 2 2 1 Before You Start 2 2 Before starting read through the steps defined within the detailed installation procedure If you are not confident that you can perform the tasks as described in this section LSI Logic suggests getting assistance The SCSI host adapter acts on your computer s behalf as the host to your suit
14. 198 Fax 408 433 4333 Please tell us how you rate this document LS 20160 Single Channel Ultra160 SCSI to PCI Host Adapter User s Guide Place a check mark in the appropriate blank for each category Excellent Good Average Fair Poor Completeness of information Clarity of information Ease of finding information Technical content Usefulness of examples and illustrations Overall manual What could we do to improve this document If you found errors in this document please specify the error and page number If appropriate please fax a marked up copy of the page s Please complete the information below so that we may contact you directly for clarification or additional information Name Date Telephone Fax Title Department Mail Stop Company Name Street City State Zip Customer Feedback Copyright 2001 by LSI Logic Corporation All rights reserved You can find a current list of our U S distributors international distributors and sales offices and design resource centers on our web site at http www I silogic com contacts na_salesoffices html
15. LED cables have only two wires In this case place the connector on one end of J3 If the LED does not light during SCSI bus activity you may have to rotate the LED cable 180 on J3 or move it to the other end of the jack Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved After the correct connection is established the front panel LED indicates activity on the SCSI bus Refer to Table 3 5 on page 3 8 for connector pinout information Figure 2 8 SCSI LED Connector LED Cable Detailed Installation Procedure 2 11 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 4 3 Making External SCSI Bus Connections This section provides step by step instructions for making external SCSI bus connections Step 1 Plug the 68 pin VHDCI connector on one end of a shielded external high density cable see Figure 2 3 into the host adapter connector J2 This connector is exposed on the back panel of your computer Figure 2 9 illustrates where this connection is made Figure 2 9 External Cable to Host Adapter 2 12 Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Step 2 Plug the 68 pin connector on the other end of the shielded external SCSI cable into the SCSI connector on your external SCSI device Figure 2 10 illustrates a connection to an external SCSI device Figure 2 10 External Cable to External SCSI Device Deta
16. LSI Logic Corporation All rights reserved This document contains proprietary information of LSI Logic Corporation The information contained herein is not to be used by or disclosed to third parties without the express written permission of an officer of LSI Logic Corporation LSI Logic products are not intended for use in life support appliances devices or systems Use of any LSI Logic product in such applications without written consent of the appropriate LSI Logic officer is prohibited Document DB15 000231 00 First Edition December 2001 This document describes the LSI Logic LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter and will remain the official reference source for all revisions releases of this product until rescinded by an update To receive product literature visit us at http www I silogic com LSI Logic Corporation reserves the right to make changes to any products herein at any time without notice LSI Logic does not assume any responsibility or liability arising out of the application or use of any product described herein except as expressly agreed to in writing by LSI Logic nor does the purchase or use of a product from LSI Logic convey a license under any patent rights copyrights trademark rights or any other of the intellectual property rights of LSI Logic or third parties Copyright 2001 by LSI Logic Corporation All rights reserved TRADEMARK ACKNOWLEDGMENT The LSI Logic logo design LVDlink
17. Procedure 2 3 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 3 Inserting the Host Adapter Perform the following steps to install the LSI20160 in your PC mainboard Step 1 Remove the blank bracket panel on the back of the computer aligned with the PCI slot you intend to use Save the bracket screw Step 2 Carefully insert the edge connector J1 of the host adapter into the PCI slot Make sure the edge connector is properly aligned before pressing the board into place The bracket around connector J2 should fit where the blank bracket panel was removed Refer to Figures 2 1 and 2 2 Figure 2 1 Hardware Connections for the LSI20160 68 pin Internal High Density SCSI Connector J4 68 pin VHDCI External SCSI Connector J2 LS120160 to PCI Bus Edge Connector J1 Note You may notice that the components on a PCI host adapter face the opposite way from non PCl adapter boards you have in your system This is correct The board is keyed to go in only one way 2 4 Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Step 3 Secure the bracket with the bracket screw before making the internal and external SCSI bus connections Figure 2 2 shows an example on how to insert your host adapter Figure 2 2 Inserting the Host Adapter Fa Bracket Screw 32 bit Slots j f an Slots Detailed Installation Procedure 2 5 Copyright 2001 by LSI Logic Corporation
18. USER S GUIDE LS120160 Single Channel Ultrai60 SCSI to PCI Host Adapter Version 1 0 December 2001 LSIERA DB15 000231 00 Fe CE Electromagnetic Compatibility Notices This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Cons
19. WAY AD29 N AD08 GND N N AD07 AD27 N wo 3 3 V AD25 ine A ADO5 3 3 V N ol ADO3 C_BE3 ye O GND AD23 N N ADO1 GND M 3 V5 V AD21 N ACK642 AD19 w Oo 5 V 3 3 V wo a 5 V 1 Shaded lines are not connected 2 Active LOW signal Operational Environment 3 5 Copyright 2001 by LSI Logic Corporation All rights reserved Table 3 3 PCI Connector J1 Back Signal Name i Signal Name AD16 3 3 V FRAME GND TRDY GND STOP 3 3 V SDONE SBO GND PAR AD15 3 3 V AD13 AD11 GND AD09 KEYWAY KEYWAY C_BE0 3 3 V ADO6 AD04 GND ADO2 ADOO 3V 5V REQ64 5 V 5 V INTA INTC 5 V RESERVED 3V 5V RESERVED KEYWAY KEYWAY RESERVED RST 3 V 5V GNT2 GND RESERVED AD30 3 3 V AD28 AD26 GND AD24 IDSEL 3 3 V AD22 AD20 GND AD18 1 Shaded lines are not connected 2 Active LOW signal CO NI A A O P o Oo e 4 N wo A ak ol O ad N 4 o pe Oo N e N N N oo ine K N ol DS O N NJ we N ee oO oo Technical Specifications Copyright 2001 by LSI Logic Corporation All rights reserved 3 2 2 The SCSI Interface The SCSI interface
20. e of SCSI peripherals Each chain of SCSI peripheral devices and their host adapter work together and are referred to as a SCSI bus Each SCSI host adapter that you install can act as host for up to 15 peripheral devices not including the adapter itself Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 2 Selecting a PCI Slot For safe and proper installation check the user s manual supplied with your computer and perform the following steps Step 1 Step 2 Step 3 Step 4 Ground yourself before removing the host adapter board from its package Remove the LSI20160 from its packing and verify it is not damaged Figure 2 1 shows an example of this host adapter board Switch off and unplug the system Remove the cabinet cover on your computer to access the PCI slots Caution Ground yourself by touching a metal surface before Step 5 handling boards Static charges on your body can damage electronic components Handle plug in boards by the edge do not touch board components or gold connector contacts The use of a static ground strap is recommended Locate the PCI slots on your computer Refer to the user s manual supplied with your computer to confirm the location of the PCI slots Also the LSI20160 requires a PCI slot that allows bus master operation and provides 3 3 Volts Figure 2 2 is a representative drawing of a computer mainboard Detailed Installation
21. eed maximum data rate 40 Mbytes s The SCSI Trade Association STA term for SCSI bus width 16 bits SCSI bus speed maximum data rate 80 Mbytes s A two byte or 16 bit unit of information Glossary of Terms and Abbreviations Copyright 2001 by LSI Logic Corporation All rights reserved Index A asynchronous information protection feature of Ultra160 SCSI 1 5 board characteristics 1 4 3 1 board software 1 1 bracket type 1 4 3 4 bus configurations 2 15 Cc completing the installation using a checklist 2 20 connecting the SCSI peripherals 2 6 connector J1 3 1 J2 3 1 J3 3 8 J4 3 1 cyclic redundancy check feature of Ultra160 SCSI 1 5 D descriptions PCI interface 1 2 3 4 SCSI activity LED interface 1 4 3 8 SCSI interface 1 3 3 7 detailed installation procedure 2 2 to 2 5 domain validation benefits 1 5 double transition clocking feature of Ultrai160 SCSI 1 4 E EEPROM for configuration storage 1 3 electrical characteristics 3 2 electromagnetic compliance 3 3 external SCSI bus connections external chaining 2 14 making 2 12 to external device 2 13 external SCSI terminations 2 17 F features board characteristics 1 4 3 1 PCI interface 1 2 3 4 SCSI interface 1 3 3 7 input signal filtering on SCSI receivers 1 6 inserting the host adapter 2 4 internal SCSI bus connections additional internal devices 2 9 internal chaining 2 10 making 2 7 to internal device 2 8 internal SCSI device
22. eivers TolerANT technology provides excellent signal quality and data reliability in real world cabling environments TolerANT input signal filtering is a built in feature of the LSI53C1000 device as well as all LSI Logic SCSI devices Describing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Chapter 2 Installing the LSI20160 This chapter provides instructions on how to install the LSI20160 and includes these topics e Section 2 1 Quick Installation Procedure page 2 1 e Section 2 2 Detailed Installation Procedure page 2 2 e Section 2 3 Completing the Installation page 2 20 2 1 Quick Installation Procedure This section provides an overview of the installation procedure If you are an experienced computer user with prior host adapter installation and SCSI bus setup experience this section may sufficiently describe the procedure for you If you prefer more detailed guidance for installing the LSI20160 proceed to Section 2 2 Detailed Installation Procedure For safe and proper installation check the user s manual supplied with your computer and perform the following steps Step 1 Ground yourself before handling the host adapter board Step 2 Remove the LSI20160 from its packing and examine it for any damage Figure 2 1 shows an example of this host adapter board Step 3 Switch off and unplug the system Step 4 Open your PC cabinet Step 5 Locate the PCI slots on
23. er memory It bypasses the slower ISA and EISA buses A piece of hardware such as a video monitor disk drive printer or CD ROM used with a computer and under the computer s control SCSI peripherals are controlled through a SCSI host adapter The alignment of pin 1 on a SCSI cable connector and the pin 1 position on the SCSI connector into which it is inserted External SCSI cables are always keyed to insure proper alignment but internal SCSI ribbon cables sometimes are not keyed Programmed Input Output A way the CPU can transfer data to and from memory using the computer s I O ports PIO is usually faster than DMA but requires CPU time Also Port Number The address through which commands are sent to a host adapter board This address is assigned by the PCI bus See Port Address A way to keep track of multiple commands that allow for increased throughput on the SCSI bus A 5 Copyright 2001 by LSI Logic Corporation All rights reserved RAM RISC Core ROM SCAM SCSI SCSI 2 SCSI 3 SCSI Bus SCSI Device SCSI ID SCSI SCRIPTS A 6 Random Access Memory The computer s primary working memory in which program instructions and data are stored and are accessible to the CPU Information can be written to and read from RAM The contents of RAM are lost when the computer is turned off LSI Logic SCSI chips contain a RISC Reduced Instruction Set Computer processor programmed through SCRIPTS mic
24. f Terms and Abbreviations Copyright 2001 by LSI Logic Corporation All rights reserved SCRIPTS Processor SDMS Single Ended SCSI STA SureLINK Synchronous Data Transfer System BIOS TolerANT Ultra SCSI Ultra2 SCSI The SCRIPTS processor allows users to fine tune SCSI operations with regard to unique vendor commands or new SCSI specifications The SCRIPTS processor fetches SCRIPTS instructions from system memory to control processor operation Storage Device Management System An LSI Logic software product that manages SCSI system I O A hardware specification for connecting SCSI devices It references each SCSI signal to a common ground This is the most common method as opposed to differential SCSI which uses a separate ground for each signal SCSI Trade Association A group of companies that cooperate to promote SCSI parallel interface technology as a viable mainstream I O interconnect for commercial computing The domain validation method developed and used by LSI Logic SureLINK provides three levels of integrity checking Basic level 1 Enhanced level 2 and Margined level 3 One of the ways data is transferred over the SCSI bus Transfers are clocked with fixed frequency pulses This is faster than asynchronous data transfer Synchronous data transfers are negotiated between the SCSI host adapter and each SCSI device Controls the low level POST Power On Self Test and basic operation of t
25. g SCSI devices It uses a pair of lines for each signal transfer as opposed to Single Ended SCSI which references each SCSI signal to a common ground Desktop Management Interface Domain Validation is a software procedure in which a host queries a device to determine its ability to communicate at the negotiated Ultra160 data rate In DT Clocking data is sampled on both the asserting and deasserting edge of the REQ ACK signal DT Clocking may only be implemented on an LVD SCSI bus Glossary of Terms and Abbreviations Copyright 2001 by LSI Logic Corporation All rights reserved Dword EEPROM EISA External SCSI Device Fast 20 Fast 40 Fast SCSI FCC File Firmware Hard Disk Host Host Adapter Internal SCSI Device A double word is a group of four consecutive bytes or characters that are stored addressed transmitted and operated on as a unit The lower two address bits of the least significant byte must equal zero in order to be Dword aligned Electronically Erasable Programmable Read Only Memory A memory chip typically used to store configuration information See NVRAM Extended Industry Standard Architecture An extension of the 16 bit ISA bus standard It allows devices to perform 32 bit data transfers A SCSI device installed outside the computer cabinet These devices are connected in a continuous chain using specific types of shielded cables The SCSI Trade Association STA supports
26. ges of the request and acknowledge signals Double edge clocking doubles data transfer speeds without increasing the clock rate 1 4 Describing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 1 3 2 Cyclic Redundancy Check CRC Ultra160 SCSI includes CRC which offers higher levels of data reliability by ensuring complete integrity of transferred data CRC is a 32 bit scheme referred to as CRC 32 CRC is guaranteed to detect all single bit errors any two bits in error or any combination of errors within a single 32 bit range 1 3 3 Asynchronous Information Protection AIP The LSI53C1000 also supports AIP which protects all nondata phases including command status and messages CRC along with AIP provides end to end protection of the SCSI I O 1 4 SureLINK Ultra160 SCSI Domain Validation Benefits SureLINK software represents the very latest SCSI interconnect management solution It ensures robust and low risk Ultra160 SCSI implementations by extending the Domain Validation guidelines documented in the ANSI T10 SPI 3 specifications Domain Validation verifies that the system is capable of transferring data at Ultra160 speeds allowing it to renegotiate to lower speed and bus width if necessary SureLINK software is the control for the manageability enhancements in the LSI53C1000 Fully integrated in the SDMS software solution SureLINK software provides Domain Validation at boot time as well as
27. gle header LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter 3 1 Copyright 2001 by LSI Logic Corporation All rights reserved Figure 3 1 LSI20160 Mechanical Drawing oo00000000000 oo000000000000 Channel A Ultra160 SCSI LVD only LSI53C1000 oo J2 Channel A o Ultra160 SCSI LVD SE J1T PCI HN Note J1 PCI 32 bit universal type board edge connector J2 68 pin VHDCI connector for external SCSI connection J4 68 pin high density internal SCSI connection J3 4 pin low density unshrouded right angle LED connector Subsystem Vendor ID is 1000 Subsystem ID is 1060 3 1 2 Electrical Characteristics The LSI20160 maximum power requirements that include SCSI TERMPWR under normal operation are shown in Table 3 1 Table 3 1 Maximum Power Requirements 5 V DC 5 1 3A Over the operating range 0 55 C with SCSI TERMPWR supplied to external connection 5 V DC 5 0 40 A Over the operating range 0 55 C without SCSI TERMPWR supplied to external connection 3 3 VDC 5 1 00 A Over the operating range 0 55 C The PCI PRSNT1 and PRSNT2 pins are set to indicate a 7 5 W maximum configuration 3 2 Technical Specifications Copyright 2001 by LSI Logic Corporation All rights reserved Unde
28. he CPU and computer system A technology developed and used by LSI Logic to improve data integrity data transfer rates and noise immunity through the use of active negation and input signal filtering A standard for SCSI data transfers It allows a transfer rate of up to 20 Mbytes s over an 8 bit SCSI bus and up to 40 Mbytes s over a 16 bit SCSI bus SCSI Trade Association STA supports using the term Ultra SCSI over the older term Fast 20 A standard for SCSI data transfers It allows a transfer rate of up to 40 Mbytes s over an 8 bit SCSI bus and up to 80 Mbytes s over a 16 bit SCSI bus SCSI Trade Association STA supports using the term Ultra2 SCSI over the term Fast 40 A 7 Copyright 2001 by LSI Logic Corporation All rights reserved Ultra160 SCSI VCCI VDE VHDCI Virtual Memory Wide SCSI Wide Ultra SCSI Wide Ultra2 SCSI Word A 8 A standard for SCSI data transfers It allows a transfer rate of up to 160 Mbytes s over a 16 bit SCSI bus Voluntary Control Council for Interference Verband Deucher Elektroniker Association of German Electrical Engineers Very High Density Cable Interconnect Space on a hard disk that can be used as if it were RAM A SCSI 2 feature allowing 16 bit or 32 bit transfers on the SCSI bus This dramatically increases the transfer rate over the standard 8 bit SCSI bus The SCSI Trade Association STA term for SCSI bus width 16 bits SCSI bus sp
29. iled Installation Procedure 2 13 Copyright 2001 by LSI Logic Corporation All rights reserved 2 14 Step 3 Chain any additional SCSI devices together with shielded external SCSI cables Figure 2 11 shows an example of multiple external SCSI devices that are chained together Figure 2 11 Multiple External SCSI Devices Chained Together Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 5 SCSI Bus Termination The devices making up the SCSI bus are connected serially chained together with SCSI cables The first and last physical SCSI devices connected on the ends of the SCSI bus must have their terminators active All other SCSI devices on the bus must have their terminators removed or disabled Termination control has two options which allow a different termination mode e Termination can be disabled by placing a manual shunt over the post When the shunt is off the terminator is active When the shunt is on the post the terminator is disabled e Termination can be enabled or disabled for a specific channel using software control with GPIOS3 LVD peripheral devices are normally terminated with external terminators but are sometimes set with jumpers or with a switch on the peripheral Refer to the peripheral manufacturer s instructions and to the user s manual for your computer for information on how to identify the terminator setting of each device and how to cha
30. ime This allows programs to operate in parallel The simultaneous accessing of data by more than one SCSI device This increases the data throughput Glossary of Terms and Abbreviations Copyright 2001 by LSI Logic Corporation All rights reserved NVRAM Operating System Parity Checking Passive Termination PC99 PCI Peripheral Devices Pin 1 Orientation PIO Port Address Port Number Queue Tags NonVolatile Random Access Memory Actually an EEPROM Electronically Erasable Read Only Memory chip used to store configuration information See EEPROM A program that organizes the internal activities of the computer and its peripheral devices An operating system performs basic tasks such as moving data to and from devices and managing information in memory It also provides the user interface A way to verify the accuracy of data transmitted over the SCSI bus The parity bit in the transfer is used to make the sum of all the 1 bits either odd or even for odd or even parity If the sum is not correct the information may be retransmitted or an error message may appear The electrical connection required at each end of the SCSI bus composed of a set of resistors It improves the integrity of bus signals A set of design standards that developers must comply with to be Windows NT compatible Peripheral Component Interconnect A local bus specification that allows connection of peripherals directly to comput
31. nge it The LSI20160 automatically controls SCSI bus termination for two different bus configurations see Figure 2 1 The two bus configurations are e Termination on e Termination off You can disable termination in two ways e Use BIOS software control where the BIOS termination option is changed from Automatic to Off e Manually place a shunt on the post of the respective jumpers J2DIS and J4DIS Detailed Installation Procedure 2 15 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 5 1 Internal SCSI Terminations If you are making internal SCSI device connections on your host adapter you must terminate the last internal device on the SCSI bus You must disable the termination on all other devices Termination on your host adapter is automatically enabled in this case if there are no external SCSI devices connected through J2 Figure 2 12 shows an example of how termination is determined for this SCSI bus configuration Figure 2 12 Internal SCSI Device Termination Last Device on Chain Termination Enabled O DA A A la K Does Not End Chain Termination Disabled Host Adapter Automatically N a Terminated u ly 2 16 Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 5 2 External SCSI Terminations If you are making external SCSI device connections on your host adapter you must terminate the last external device on the SCSI bus Termina
32. ource with autoresetting circuit breaker Includes SCSI Plug and Play Provides Flash EEPROM for BIOS configuration storage Includes 8 Kbytes internal RAM for SCRIPTS instruction storage Provides a SCSI activity LED connector J3 Features 1 3 Copyright 2001 by LSI Logic Corporation All rights reserved 1 2 3 Board Characteristics The board characteristics are e PCI board dimensions Approximately 4 721 x 2 536 inches e Universal 32 bit PCI card edge connector e Standard bracket available 1 2 4 SCSI Activity LED Interface The J3 connector is a four wire arrangement on the LSI20160 that represents the SCSI activity LED interface Table 3 5 on page 3 8 lists the signal name and pin numbers for this LED interface 1 3 Ultra160 SCSI Benefits Ultra160 SCSI is an extension of the SPI 3 draft standard that allows faster synchronous SCSI data transfer rates than Ultra2 SCSI When enabled Ultra160 SCSI performs 80 megatransfers per second resulting in approximately double the synchronous data transfer rates of Ultra2 SCSI The LSI53C1000 performs 16 bit Ultra160 SCSI synchronous data transfers as fast as 160 Mbytes s This advantage is most noticeable in heavily loaded systems or large block size applications such as video on demand and image processing 1 3 1 Double Transition DT Clocking The Ultra160 data transfer speed is accomplished using DT clocking DT clocking refers to transferring data on both rising and falling ed
33. r abnormal conditions such as a short on SCSI TERMPWR 5 V current may be higher At temperatures of at least 25 C a current of 8 A is sustained no longer than 0 5 seconds before the self resetting TERMPWR short circuit protection device opens 3 1 3 Thermal Atmospheric Characteristics The thermal atmospheric characteristics of the LSI20160 are e Temperature range 0 C to 55 C dry bulb e Relative humidity range 5 to 90 noncondensing e Maximum dew point temperature 32 C The following parameters define the storage and transit environment for the LSI20160 e Temperature range 45 C to 105 C dry bulb e Relative humidity range 5 to 90 noncondensing 3 1 4 Electromagnetic Compliance This board is tested to and meets class B regulatory requirements for the United States Canadian European Japanese and Australian markets This board carries the appropriate markings FCC CE VCCI C Tick indicating such compliance 3 1 5 Safety Characteristics The bare board meets or exceeds the requirements of UL flammability rating 94 VO The bare board is also marked with the supplier s name or trademark type and UL flammability rating Since this board is installed in a PCI bus slot all voltages are below the SELV 42 4 V limit Physical Environment 3 3 Copyright 2001 by LSI Logic Corporation All rights reserved 3 2 Operational Environment The LSI20160 is designed for use in PCI computer systems wi
34. rocode Read Only Memory Memory from which information can be read but not changed The contents of ROM are not erased when the computer is turned off SCSI Configured AutoMatically A method to automatically allocate SCSI IDs using software when SCAM compliant SCSI devices are attached Small Computer System Interface A specification for a high performance peripheral bus and command set The original standard is referred to as SCSI 1 The SCSI specification which adds features to the original SCSI standard The SCSI specification which adds features to the SCSI 2 standard A host adapter and one or more SCSI peripherals connected by cables in a linear chain configuration The host adapter may exist anywhere on the chain allowing connection of both internal and external SCSI devices A system may have more than one SCSI bus by using multiple host adapters Any device that conforms to the SCSI standard and is attached to the SCSI bus by a SCSI cable This includes SCSI host adapters and SCSI peripherals A way to uniquely identify each SCSI device on the SCSI bus Each SCSI bus has eight available SCSI IDs numbered 0 through 7 or 0 through 15 for Wide SCSI The host adapter usually gets the highest ID 7 or 15 giving it priority to control the bus A SCSI programming language that works with the SCRIPTS processor The SCRIPTS processor fetches SCRIPTS instructions from system memory to control processor operation Glossary o
35. sition Clocking Domain Validation and Cyclic Redundancy Check CRC The electrical connection required at each end of the SCSI bus composed of active voltage regulation and a set of termination resistors Ultra Ultra2 and Ultra160 SCSI require active termination A specific location in memory designated either numerically or by a symbolic name Asynchronous Information Protection provides error checking for asynchronous nondata phases of the SCSI bus One of the ways data is transferred over the SCSI bus It is slower than synchronous data transfer Basic Input Output System Software that provides basic read write capability Usually kept as firmware ROM based The system BIOS on the mainboard of a computer is used to boot and control the system The SCSI BIOS on your host adapter acts as an extension of the system BIOS A binary digit The smallest unit of information a computer uses The value of a bit O or 1 represents a two way choice such as on or off true or false and so on A collection of unbroken signal lines across which information is transmitted from one part of a computer system to another Connections to the bus are made using taps on the lines LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter A 1 Copyright 2001 by LSI Logic Corporation All rights reserved Bus Mastering Byte CISPR Configuration CRC CPU DMA Bus Master Device Driver Differential SCSI DMI Domain
36. t for this host adapter is incorporated on the board in a 128 Kbyte Flash device The onboard controller for the LSI20160 is the LSI53C1000 PCI to Ultra160 SCSI Controller LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter 1 1 Copyright 2001 by LSI Logic Corporation All rights reserved 1 2 Features The LSI53C1000 contains a SCSI SCRIPTS processor that permits both DMA and SCSI commands to be fetched from host memory or internal SCRIPTS RAM Algorithms written in SCSI SCRIPTS control the actions of the SCSI and DMA cores The SCRIPTS processor executes complex SCSI bus sequences independently of the host CPU In addition to this guide there is another reference that you will find useful The LSI Logic PCI Storage Device Management System SDMS 4 0 User s Guide contains product information and installation instructions This section provides an overview of the PCI interface the SCSI interface and board characteristics for the LSI20160 1 2 1 PCI Interface 1 2 The PCI interface operates as a 32 bit DMA bus master where the connection is made through the J1 edge connector The PCI interface includes these features e Complies with PCI Local Bus Specification Revision 2 2 e Complies with PC99 e Complies with PCI Bus Power Management Specification Revision 1 1 e Supports 32 bit 33 MHz word data bursts with variable burst lengths e Bursts 4 8 8 16 16 32 or 32 64 Qword Dword transfers across the PCI bus
37. t low current of 16 mA It is driven low to complete the circuit when a harness with an LED is attached The J3 connector provides the LED connection on the LS120160 Table 3 5 lists the signal and pin numbers for the LED interface Table 3 5 LED Connector J3 Pinout Signal Name Technical Specifications Copyright 2001 by LSI Logic Corporation All rights reserved 3 3 Subsystem ID and Subsystem Vendor ID Table 3 6 provides the Subsystem ID and System Vendor ID for the LSI20160 The serial EEPROM on this board contains the ID numbers During system initialization the system loads the ID numbers into the Subsystem Vendor ID and Subsystem ID registers of the LSI20160 SCSI Controller the LSI53C1000 For more information on the operation of the Subsystem Vendor ID and Subsystem ID registers refer to the LSI53C 1000 PCI to Ultra160 SCSI Controller Technical Manual Table 3 6 Subsystem ID and Subsystem Vendor ID seen Te Subsystem Vendor ID Subsystem ID Subsystem ID and Subsystem Vendor ID 3 9 Copyright 2001 by LSI Logic Corporation All rights reserved 3 10 Technical Specifications Copyright 2001 by LSI Logic Corporation All rights reserved 160 m Active Termination Address AIP Asynchronous Data Transfer BIOS Bit Bus Appendix A Glossary of Terms and Abbreviations An industry initiative extension of the Ultra160 SCSI specification that requires support of Double Tran
38. terminations 2 16 L LED busy J3 connector 2 10 cables 2 10 interface J3 connector 3 8 making connection 2 10 to 2 11 LS1I20160 host adapter connecting SCSI peripherals 2 6 features 1 2 to 1 4 inserting 2 4 LED interface 1 4 maximum power requirements 3 2 operational environment 3 4 to 3 8 physical environment 3 1 to 3 3 selecting a PCI slot 2 3 LSI53C1000 device performing Ultra160 SCSI 1 4 using TolerANT technology 1 6 LVD peripheral devices 2 15 LVD SCSI termination 3 7 LVDlink technology 1 5 maximum power 3 2 mechanical drawing 3 2 LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter IX 1 Copyright 2001 by LSI Logic Corporation All rights reserved O operational environment 3 4 to 3 8 P PCI board dimensions 1 4 3 1 PCI connector 3 5 to 3 6 PCI interface 1 2 3 4 PCI slot selecting 2 3 peripheral devices 2 18 physical environment 3 1 to 3 3 preset host adapter setting SCSI ID 2 18 Q quick installation procedure 2 1 to 2 2 S safety characteristics 3 3 SCSI activity LED interface 1 4 bus termination 2 15 cables 2 6 connecting peripherals 2 6 devices using TolerANT technology 1 6 disabling termination 2 15 drivers active negation 1 6 interface 1 3 3 7 making external connections 2 12 to 2 14 making internal connections 2 7 to 2 10 plug and play 1 3 receivers input signal filtering 1 6 SE or LVD termination 3 7 setting IDs 2 18 termination power 1 3 SCSI BIOS configuration utilit
39. th a standard bracket type The SDMS software operates the board but the design of the board does not prevent the use of other software An on board Flash memory device allows you to use BIOS code and open boot code support through PCI and a serial EEPROM 3 2 1 The PCI Interface 3 4 The PCI interface operates as a 32 bit DMA bus master The connection is made through edge connector J1 which provides connections on both the front and back of the board The signal definitions and pin numbers conform to the PC Local Bus Specification Revision 2 2 standard The signal assignments appear in Table 3 2 Table 3 3 and Table 3 4 Note The LSI20160 uses 3 3 V pins to run the LSI53C1000 and some other parts The LSI20160 requires 3 3 V from the PCI 3 3 V power rail for proper operation Technical Specifications Copyright 2001 by LSI Logic Corporation All rights reserved Table 3 2 PCI Connector J1 Front Signal Name Signal Name AD17 C_BE2 GND IRDY2 3 3 V 5 V DEVSEL INTB2 GND INTD2 CO NI Oo A O P LOCK GND PRSNT1 o PERR RESERVED 4 Oo 3 3 V GND PRSNT22 e e SERR KEYWAY 4 N 3 3 V KEYWAY 4 wo C_BE1 RESERVED 4 A AD14 GND 4 ol GND CLK 4 o AD12 GND N AD10 REQ 4 M66EN LVD 3 V5 V 4 o KEYWAY AD31 ye KEY
40. the use of Ultra SCSI over the term Fast 20 Please see Ultra SCSI The SCSI Trade Association STA supports the use of Ultra2 SCSI over the term Fast 40 Please see Ultra2 SCSI A standard for SCSI data transfers It allows a transfer rate of up to 10 Mbytes s over an 8 bit SCSI bus and up to 20 Mbytes s over a 16 bit SCSI bus Federal Communications Commission A named collection of information stored on a disk Software that is permanently stored in ROM Therefore it can be accessed during boot time A disk made of metal and permanently sealed into a drive cartridge A hard disk can store very large amounts of information The computer system in which a SCSI host adapter is installed It uses the SCSI host adapter to transfer information to and from devices attached to the SCSI bus A circuit board or integrated circuit that provides a SCSI bus connection to the computer system A SCSI device installed inside the computer cabinet These devices are connected in a continuous chain using an unshielded ribbon cable A 3 Copyright 2001 by LSI Logic Corporation All rights reserved IRQ ISA Kbyte Local Bus Logical Unit LUN LVDlink Mainboard Main Memory Mbyte Motherboard Multitasking Multithreading A 4 Interrupt Request Channel A path through which a device can get the immediate attention of the computer s CPU The PCI bus assigns an IRQ path for each SCSI host
41. tion on all other devices must be disabled Termination on your host adapter is automatically enabled in this case if there are no internal devices connected through J4 Figure 2 13 shows an example of how termination is determined for this SCSI bus configuration on your host adapter Figure 2 13 External SCSI Device Termination Last Device on e Chain Termination Enabled Does Not End Chain Termination Disabled Host Adapter Automatically Terminated Detailed Installation Procedure 2 17 Copyright 2001 by LSI Logic Corporation All rights reserved 2 2 6 Setting SCSI IDs 2 18 You must set each SCSI device and the host adapter to a separate SCSI ID The IDs are 0 through 7 for an 8 bit bus and 0 through 15 for a 16 bit bus SCSI ID 7 is the preset host adapter setting giving it the highest priority on the SCSI bus If you plan to boot your computer from a hard disk drive on the SCSI bus that drive should have SCSI ID 0 or the lowest SCSI ID on the bus The PCI Storage Device Management System SDMS 4 0 User s Guide explains how to set your host adapter ID using the SCSI BIOS Configuration Utility The peripheral device SCSI IDs are usually set with jumpers or with a switch on the peripheral Refer to the peripheral manufacturer s instructions and to the user s manual for your computer to determine the ID of each device and how to change it No duplication of SCSI IDs is allowed on a SCSI bus
42. ult the dealer or an experienced radio TV technician for help Shielded cables for SCSI connection external to the cabinet are used in the compliance testing of this Product LSI Logic is not responsible for any radio or television interference caused by unauthorized modification of this equipment or the substitution or attachment of connecting cables and equipment other than those specified by LSI Logic The correction of interferences caused by such unauthorized modification substitution or attachment will be the responsibility of the user The LSI Logic LSI20160 is tested to comply with FCC standards for home or office use This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la classe B respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada CORB FURRE SEKRE AEM BMS VCCI OLE EOS TDA BIRR CT COREG RERECHATS Te SAMCUTIETM COREBNIVAPTLEY a VRR T ASSOC FERREE TTILE RT WR aS chlo TELORVRNV LTF N This is a Class B product based on the standard of the Voluntary Control Council for Interference from Information Technology Equipment VCCI If this is used near a radio or television receiver in a domestic environment it may cause radio interference Install and use the equipment according to the instruction manual LSI Logic Corporation North American Headquarters Milpitas CA 408 433 8000 Copyright 2001 by
43. ur particular operating system and to change the configuration of your host adapter if needed Installing the LSI20160 Copyright 2001 by LSI Logic Corporation All rights reserved Chapter 3 Technical Specifications This chapter discusses the physical environment associated with the LS120160 It includes a mechanical drawing of this board which is shown in Figure 3 1 It also includes these topics e Section 3 1 Physical Environment page 3 1 e Section 3 2 Operational Environment page 3 4 e Section 3 3 Subsystem ID and Subsystem Vendor ID page 3 9 3 1 Physical Environment This section discusses the physical electrical thermal and safety characteristics of the LSI20160 Additionally this board is compliant with electromagnetic standards set by the FCC 3 1 1 Physical Characteristics The dimensions of the LSI20160 are 4 721 x 2 536 inches Edge connector J1 makes the PCI connection The component height on the top and bottom of the LSI20160 follows the PCI specification Connector J4 is a 68 pin high density connector that makes the internal SCSI connection Connector J2 is a 68 pin VHDCI connector that makes the external SCSI connection The J2 connector extends through the standard bracket which is attached to the face of the connector outside of the cabinet where the LSI20160 is installed Connector J3 provides connection to the computer s drive activity LED It is a 4 pin one row right an
44. y using 2 18 serial EEPROM containing system ID numbers 3 9 signal assignments PCI interface 3 4 SCSI interface 3 7 software operating the board 1 1 2 20 standard bracket 3 1 subsystem ID 3 9 subsystem vendor ID 3 9 SureLINK software for domain validation 1 5 T termination disabling 2 15 external SCSI connections 2 17 internal SCSI connections 2 16 SCSI bus 2 15 SE or LVD SCSI 3 7 thermal atmospheric characteristics 3 3 IX 2 TolerANT technology 1 6 benefits 1 6 transfer capability 1 3 U UL flammability rating 3 3 Ultra160 SCSI 1 4 asynchronous information protection 1 5 benefits 1 4 cyclic redundancy check 1 5 double transition 1 4 SureLINK software 1 5 Copyright 2001 by LSI Logic Corporation All rights reserved Customer Feedback We would appreciate your feedback on this document Please copy the following page add your comments and fax it to us at the number shown If appropriate please also fax copies of any marked up pages from this document Important Please include your name phone number fax number and company address so that we may contact you directly for Clarification or additional information Thank you for your help in improving the quality of our documents LSI20160 Single Channel Ultra160 SCSI to PCI Host Adapter Copyright 2001 by LSI Logic Corporation All rights reserved Reader s Comments Fax your comments to LSI Logic Corporation Technical Publications M S E

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