Seagate ST11200 Manual de usuario

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Disc Drive SCSI-2/SCSI-3 Interface

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Family Models:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST11200, ST12400, ST12400 Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST3600, ST3610,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST31200, ST31200 Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32430, ST32430 Wide, ST15230,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST3655, ST11950, ST11950Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST12450 Wide, ST12550,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST12550 Wide, ST15150,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST15150 Wide, ST31250

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST31250 Wide, ST32550

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32151, ST31051

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32550 Wide, ST410800

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST34371

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Product Manual, Volume 2; Version 2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Disc Drive SCSI-2/SCSI-3 Interface

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Family Models:

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST11200, ST12400, ST12400 Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST3600, ST3610,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST31200, ST31200 Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32430, ST32430 Wide, ST15230,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST3655, ST11950, ST11950Wide,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST12450 Wide, ST12550,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST12550 Wide, ST15150,

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST15150 Wide, ST31250

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST31250 Wide, ST32550

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32151, ST31051

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST32550 Wide, ST410800

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ST34371

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Product Manual, Volume 2; Version 2

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Publication Number: 77738479, Rev E

January 1995

Seagate, SeagateTechnologyand the Seagate logo are registered trademarks of SeagateTechnology,

Inc.HAWKTM, SeaFAX,SeaFone,

SeaTDDandSeaBOARDare trademarks of SeagateTechnology,

Inc. Other product names are registered trademarks or trademarks of their owners.

Seagate reserves the right to change, without notice, product offerings or specifications. No part of this

publication may be reproduced in any form without written permission of SeagateTechnology, Inc.

Product Manual - Disc Drive SCSI-2/SCSI-3 Interface (Vol. 2;Ver. 2), Rev. E v

_____________________________________________________________________________________

Revision Status Summary Sheet

Revision Authority Date Signature Sheets Affected

A Issue 12/18/92 D. Ashby/J. Averyt 1/1, 1 thru 257.

B PLD:83345 8/18/93 1/1, 1 thru 4, 4.1, 5 thru 193

deleted shs 194 thru 257.

Technical changes on pages

5, 9, 10, 78, 93, 94, 104 - 107,

109, 136, 139 - 142, 144, 147,

149, 161 - 164, 166, 167, 181,

185 thru 193.

C PLD: 83534 93 Oct. 19 SS 1/1, Revised sheets v thru ix, 1 thru

193.(Technical changes on pages

v, vii, 1, 4, 5, 7, 8, 47, 70, 73, 78, 79,

83, 84, 86, 87, 90, 91, 93, 94, 104,

105,107, 112, 114, 119,123-131,

136-144, 147-156, 158-160, 162-

170, 176, 178-180, 184, 185, 189

192 and 193).

D PLD:85300 5/26/94 SS 1/1, v thru ix, 1 thru 189; (technical changes

on pages 1, 8, 12, 26, 29, 34, 35, 70, 71, 77,

79, 80, 84, 85, 86, 95, 101, 104, 125, 150,

125, 150, 151, 160, 162, 163 & 164.)

E PLD:87127 01/24/95 1/1, v thru ix, 1 thru 187; deleted shs188 and 189.

Renumbered pages 94 thru 187. (Technical

changes on pages vi, vii, ix, 1, 2, 18, 21, 25, 26,

32, 33, 47, 50, 57, 68, 72, 74, 75, 77, 78, 79, 87,

88 - 90, 94, 105, 110, 114, 122, 124, 126, 127,

133, 135, 136, 139, 140, 143, 150, 152, 154,

158, 160, 162 - 164, 168 - 175, 178, 187.

vi Product Manual - Disc Drive SCSI-2/SCSI-3 Interface (Vol. 2;Ver. 2), Rev. E

_____________________________________________________________________________________

Table of contents

1.0 Interface requirements ............................................................................................................ 1

1.1 How to use this interface manual .................................................................................. 1

1.2 General interface description ........................................................................................ 1

1.3 Physical interface characteristics.................................................................................. 3

1.4 Summary of SCSI commands and messages............................................................... 4

2.0 SCSI bus................................................................................................................................... 6

2.1 SCSI bus signals .......................................................................................................... 7

2.1.1 Drive select ...................................................................................................... 8

2.1.2 Signal values.................................................................................................... 8

2.1.3 OR-Tiedsignals ............................................................................................... 8

2.1.4 Signal sources ................................................................................................. 8

2.2 SCSI bus timing ............................................................................................................ 9

2.2.1 Arbitration delay ............................................................................................... 9

2.2.2 Assertion period ............................................................................................... 9

2.2.3 Bus Clear delay................................................................................................10

2.2.4 Bus Free delay.................................................................................................10

2.2.5 Bus Set delay...................................................................................................10

2.2.6 Bus Settle delay ...............................................................................................10

2.2.7 Cable Skew delay ............................................................................................ 10

2.2.8 Data Release delay..........................................................................................10

2.2.9 Deskew delay ..................................................................................................10

2.2.10 Disconnection delay......................................................................................... 10

2.2.11 Hold time..........................................................................................................10

2.2.12 Negation period................................................................................................ 10

2.2.13 Reset Hold time ...............................................................................................11

2.2.14 SelectionAbort time .........................................................................................11

2.2.15 SelectionTimeout delay ...................................................................................11

2.2.16 Transfer Period(negotiated by SDTR message)...............................................11

2.3 Fast synchronous transfer option timing .......................................................................11

2.3.1 Fast Assertion period ....................................................................................... 11

2.3.2 Fast Cable Skew delay ....................................................................................11

2.3.3 Fast Deskew delay...........................................................................................11

2.3.4 Fast Hold time..................................................................................................11

2.3.5 Fast Negation period........................................................................................11

3.0 Logical characteristics ............................................................................................................ 12

3.1 SCSI bus phases ..........................................................................................................12

3.1.1 Bus Free phase................................................................................................12

3.1.2 Arbitration phase ..............................................................................................13

3.1.3 Selection phase ...............................................................................................13

3.1.4 Reselection phase ........................................................................................... 15

3.1.5 Information Transfer phases ............................................................................ 16

3.1.6 Command phase.............................................................................................. 18

3.1.7 Data phase ......................................................................................................18

3.1.8 Status phase (see Section 4.3) ........................................................................18

3.1.9 Message phase................................................................................................19

3.1.10 Signal Restrictions Between phases...... ..........................................................19

Product Manual - Disc Drive SCSI-2/SCSI-3 Interface (Vol. 2;Ver. 2), Rev. E vii

_____________________________________________________________________________________

Table of contents

3.2 SCSI bus conditions......................................................................................................20

3.2.1 Attention conditions (see Unit Attention Condition, 4.6).................................... 20

3.2.2 Reset condition ................................................................................................21

3.2.3 ContingentAllegiance condition .......................................................................21

3.3 SCSI bus phase sequences.......................................................................................... 21

3.3.1 Nonarbitrating system ...................................................................................... 21

3.3.2 Arbitrating systems .......................................................................................... 21

3.3.3 All systems....................................................................................................... 22

3.4 SCSI pointers................................................................................................................ 23

3.4.1 Current pointers ...............................................................................................24

3.4.2 Saved pointers ................................................................................................. 24

3.5 Message system specification ...................................................................................... 24

3.5.1 General message protocol ...............................................................................25

3.5.2 Messages - general .........................................................................................25

3.5.3 Message details ...............................................................................................27

3.5.3.1 One and Two Byte message ............................................................ 27

3.5.3.2 Extended message .......................................................(01h) ......... 35

4.0 SCSI commands ...................................................................................................................... 42

4.1 Commandimplementationrequirements ...................................................................... 42

4.1.1 Reserved .........................................................................................................42

4.2 Command descriptor block (CDB) ................................................................................42

4.2.1 Operation code ................................................................................................ 43

4.2.2 Logical Unit Number (LUN) ..............................................................................44

4.2.3 Logical Block Address......................................................................................45

4.2.4 Relative Address Bit.........................................................................................45

4.2.5 Transfer Length................................................................................................45

4.2.6 Control Byte ..................................................................................................... 46

4.3 Status ...........................................................................................................................46

4.4 Command examples ..................................................................................................... 48

4.4.1 Single Command example ............................................................................... 48

4.4.2 Disconnect example......................................................................................... 50

4.5 Timing examples........................................................................................................... 52

4.6 Unit attention condition..................................................................................................67

4.7 Queued I/O processes..................................................................................................68

4.7.1 Untaggedqueuing............................................................................................68

4.7.2 Tagged queuing ...............................................................................................68

4.8 ParameterRounding.....................................................................................................70

4.9 Command Processing considerations and exception conditions...................................70

4.9.1 ProgrammableOperatingdefinition.................................................................. 70

4.9.2 Incorrect initiator connection ............................................................................71

4.9.3 Selection of an Invalid Logical unit ................................................................... 71

5.0 Command descriptions...........................................................................................................72

5.1 Command descriptions for all device types...................................................................72

5.1.1 Group 0 commands for all device types ...........................................................72

5.1.1.1 Test Unit Ready.............................................................(0h) ........... 72

5.1.1.2 Request Sense command.............................................(03h) ......... 73

5.1.1.2.1 Deferred errors.................................................................81

5.1.1.3 Inquiry command ..........................................................(12h) ......... 82

5.1.1.3.1 Vital product data pages...................................................86

5.1.1.4 Copy command.............................................................(18h) .........95

5.1.1.5 Receive Diagnostic results command ...........................(1Ch)......... 95

5.1.1.6 Send Diagnostic command ...........................................(1Dh) .........100

viii Product Manual - Disc Drive SCSI-2/SCSI-3 Interface (Vol. 2;Ver. 2), Rev. E

_____________________________________________________________________________________

Table of contents

5.1.2 Group 1 commands for all device types ......................................................... 103

5.1.2.1 Compare command ......................................................(39h) ....... 103

5.1.2.2 Copy and verify command ............................................(3Ah) ....... 103

5.1.2.3 Write Data Buffer command..........................................(3Bh) ....... 103

5.1.2.3.1 Combined Header and Data Mode................(000b) ..... 104

5.1.2.3.2 Write Data Only ............................................................. 105

5.1.2.3.3 Download & Save Microcode Mode ..............(101b) ..... 105

5.1.2.4 Read Data Buffer command..........................................(3Ch)....... 106

5.1.2.4.1 Read Combined Descriptor Header

and Data Mode .............................................(000b) ..... 106

5.1.2.4.2 Read data ...................................................................... 107

5.1.2.4.3 Descriptor mode ...........................................(011b)...... 107

5.1.3 Group 2 Commands for All DeviceTypes....................................................... 108

5.1.3.1 Change Definition command.........................................(40h) ....... 108

5.1.3.2 Log Select command ....................................................(4Ch)....... 109

5.1.3.2.1 Write, Read andVerify Error Counter pages

(code 02, 03, 05h) ......... 116

5.1.3.2.2 Non-Medium Error page ...............................(code 06h) 118

5.1.3.2.3 Cache Statistics page ...................................(code 37h) 118

5.1.3.3 Log Sense command ....................................................(4Dh)....... 119

5.1.3.4 Other Group 2 commands ............................................................. 121

5.1.4 Groups 3 through 5 commands for all device types ....................................... 121

5.1.5 Group 6 commands for all device types ......................................................... 121

5.1.6 Group 7 commands for all device types ......................................................... 121

5.2 Command descriptions for direct access devices ....................................................... 121

5.2.1 Group 0 commands for direct access devices ............................................... 121

5.2.1.1 Rezero Unit command ..................................................(01h) ....... 122

5.2.1.2 Format Unit command ..................................................(04h) ....... 122

5.2.1.3 Reassign Blocks command...........................................(07h). ...... 130

5.2.1.4 Read command ............................................................(08h) ....... 132

5.2.1.5 Write command.............................................................(0Ah) ....... 134

5.2.1.6 Seek command.............................................................(0Bh) ....... 135

5.2.1.7 Mode Select (6) command ............................................(15h) ....... 136

5.2.1.8 Reserve command........................................................(16h) ....... 140

5.2.1.9 Release command ........................................................(17h). ...... 142

5.2.1.10 Mode Sense (6) command............................................(1Ah) ....... 143

5.2.1.11 Start Stop Unit command ..............................................(1Bh) ....... 169

5.2.1.12 Prevent/Allow Medium Removal command...................(1Eh). ...... 170

5.2.2 Group 1 command for direct access devices ................................................. 170

5.2.2.1 Read Capacity command..............................................(25h) ....... 170

5.2.2.2 Read Extended command.............................................(28h) ....... 172

5.2.2.3 Write Extended command .............................................(2Ah) ....... 174

5.2.2.4 Seek Extended command .............................................(2Bh) ....... 175

5.2.2.5 Write andVerify command ............................................(2Eh) ....... 176

5.2.2.6 Verify command ............................................................(2Fh) ....... 177

5.2.2.7 Synchronize Cache command ......................................(35h) ....... 178

5.2.2.8 Read Defect Data command.........................................(37h) ....... 179

Product Manual - Disc Drive SCSI-2/SCSI-3 Interface (Vol. 2;Ver. 2), Rev. E ix

_____________________________________________________________________________________

Table of contents

5.2.2.9 Read Long command....................................................(3Eh) ....... 181

5.2.2.10 Write Long command ....................................................(3Fh) ....... 183

5.2.2.11 Reserve (10) command ................................................(56h) ....... 184

5.2.2.12 Release (10) command.................................................(57h) ....... 185

5.2.2.13 Mode Select (10) command ..........................................(55h) ....... 186

5.2.2.14 Mode Sense (10) command..........................................(5Ah) ....... 186

6.0 SeagateTechnical Support Service ..................................................................................... 187

Otros manuales para ST11200

Este manual sirve para los siguientes modelos

Tabla de contenidos

Otros manuales de Almacenamiento de Seagate

Seagate

Seagate ST9500430SS - Constellation 7200 500 GB Hard... Manual de usuario

Seagate

Seagate FireCuda Gaming Dock Manual de usuario

Seagate

Seagate 15K.4 - Cheetah - Hard Drive Manual de usuario

Seagate

Seagate ST2400MM0129 Manual de usuario

Seagate

Seagate ST373453LC - Cheetah 73.4 GB Hard Drive Manual de usuario

Seagate

Seagate ST32000641AS - Barracuda XT 2 TB Hard Drive Manual de usuario

Seagate

Seagate Constellation CS Manual de usuario

Seagate

Seagate Savvio 15K Manual de usuario

Seagate

Seagate ST-506 Manual de usuario

Seagate

Seagate ST9120823AS Manual de usuario

Seagate

Seagate ST3160215ACE Manual de usuario

Seagate

Seagate Barracuda Series Manual de usuario

Seagate

Seagate ST3320620A - Barracuda 320 GB Hard Drive Manual de usuario

Seagate

Seagate SAVVIO ST9900805SS Manual de usuario

Seagate

Seagate Dashboard Manual de usuario

Seagate

Seagate ST318405LW/LC Manual de usuario

Seagate

Seagate Savvio 15K Manual de usuario

Seagate

Seagate OneTouch III Manual de usuario

Seagate

Seagate Backup Plus Desktop Manual de usuario

Seagate

Seagate 15K.5 - Cheetah - Hard Drive Manual de usuario

Seagate

Seagate Ultra Touch Manual de usuario

Seagate

Seagate ELITE 23 Manual de usuario

Seagate

Seagate One Touch with Password Manual de usuario

Seagate

Seagate ST1000VX000 Manual de usuario

Manuales populares de Almacenamiento de otras marcas

QNAP

QNAP TS 32PXU Series Manual de usuario

LaCie

LaCie RUGGED RAID Manual de usuario

Freecom

Freecom CLS DOCK Manual de usuario

PNY

PNY Attache P-FD64MBATT3 Manual de usuario

HP StorageWorks MSL2024 Manual de usuario

OLT

OLT 6x6 Maximizer Manual de usuario

Transcend

Transcend JetFlash 160 Manual de usuario

LaCie

LaCie RUGGED MINI Manual de usuario

Thunderbolt

Thunderbolt 600 Manual de usuario

Panasonic

Panasonic LB-DH8 series Manual

Intel

Intel RAID High Availability Manual de usuario

LaCie

LaCie 12big Thunderbolt 3 Manual de usuario

Spectra Logic

Spectra Logic T-Series Spectra T50e Manual de usuario

Panasonic

Panasonic LKM-F931-1 Manual de usuario

Tabernus

Tabernus Enterprise Erase E2400 Manual de usuario

Rocstor

Rocstor COMMANDER 3F series Manual de usuario

HP P9000 Manual de usuario

Western Digital

Western Digital Ultrastar Data60 Manual de usuario