Fujitsu MHZ2250BJ Manuel d'utilisateur Page 15
- Page / 320
- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
Contents
4.6.3 Read circuit........................................................................................ 4-11
4.6.4 Digital PLL circuit............................................................................. 4-11
4.7 Servo Control ................................................................................................. 4-12
4.7.1 Servo control circuit .......................................................................... 4-12
4.7.2 Data-surface servo format.................................................................. 4-14
4.7.3 Servo frame format ............................................................................ 4-16
4.7.4 Actuator motor control ...................................................................... 4-17
4.7.5 Spindle motor control ........................................................................ 4-18
CHAPTER 5 Interface..................................................................................... 5-1
5.1 Physical Interface............................................................................................. 5-2
5.1.1 Interface signals................................................................................... 5-2
5.1.2 Signal interface regulation................................................................... 5-4
5.1.3 Electrical specifications ....................................................................... 5-6
5.1.4 Connector pinouts................................................................................ 5-7
5.1.5 P11 function......................................................................................... 5-8
5.1.6 Hot Plug............................................................................................. 5-10
5.2 Logical Interface ............................................................................................ 5-11
5.2.1 Communication layers....................................................................... 5-12
5.2.2 Outline of the Shadow Block Register .............................................. 5-13
5.2.3 Outline of the frame information structure (FIS)............................... 5-14
5.2.4 Shadow block registers ...................................................................... 5-22
5.3 Host Commands............................................................................................. 5-27
5.3.1 Command code and parameters......................................................... 5-27
5.3.2 Command descriptions ...................................................................... 5-30
(1) RECALIBRATE (X '10' to X '1F') ............................................ 5-31
(2) READ SECTOR(S) (X '20' or X '21')........................................ 5-32
(3) WRITE SECTOR(S) (X '30' or X '31')...................................... 5-34
(4) WRITE VERIFY (X '3C').......................................................... 5-36
(5) READ VERIFY SECTOR(S) (X '40' or X '41') ........................ 5-38
(6) SEEK (X '70' to X '7F').............................................................. 5-40
(7) EXECUTE DEVICE DIAGNOSTIC (X '90') ........................... 5-41
(8) INITIALIZE DEVICE PARAMETERS (X '91') ...................... 5-42
C141-E280 xi
- FOR SAFE OPERATION 2
- Revision History 3
- Preface 5
- Operating Environment 6
- Conventions 7
- Attention 7
- Liability Exception 7
- Hot Plug 8
- Important Alert Items 9
- Manual Organization 11
- Contents 13
- Illustrations 19
- CHAPTER 1 Device Overview 23
- 1.1 Features 24
- 1.1.3 Interface 25
- 1.2 Device Specifications 27
- 1.3 Power Requirements 30
- 1.5 Acoustic Noise 34
- 1.6 Shock and Vibration 34
- 1.7 Reliability 35
- (2) Positioning error 36
- 2.1 Device Configuration 42
- 2.2 System Configuration 43
- This page is intentionally 44
- blank 44
- 3.1 Dimensions 46
- 3.2 Mounting 47
- Mounting screw hole 51
- Cable connection 51
- 3.3.1 Device connector 53
- Installation Conditions 54
- 3-10 C141-E280 54
- 4.1 Outline 58
- 4.2 Subassemblies 58
- 4.3 Circuit Configuration 59
- 4.4 Power-on Sequence 62
- Power-on 63
- 4.5 Self-calibration 64
- 4.6 Read/write Circuit 66
- 4.6.3 Read circuit 67
- 4.6.4 Digital PLL circuit 67
- 4.7 Servo Control 68
- Diameter 71
- 4.7.3 Servo frame format 72
- 4.7.5 Spindle motor control 74
- CHAPTER 5 Interface 75
- 5.1 Physical Interface 76
- COMRESET/COMINIT 78
- 106.7 ns 78
- 106.7 ns 106.7 ns 78
- 5.1.4 Connector pinouts 81
- 5.1.5 P11 function 82
- 5.1.6 Hot Plug 84
- 5.2 Logical Interface 85
- 5.2.1 Communication layers 86
- 5.3 Host Commands 101
- Interface 102
- 5-28 C141-E280 102
- 5.3.2 Command descriptions 104
- SN Sector count (15-8) 117
- FR Field = 03 (Mode3) 118
- 5-90 C141-E280 164
- 5.3 Host Commands 165
- Bit 0: Reserved 185
- Setup FIS 185
- → Low Power Idle 197
- → Low Power Idle → Standby 197
- 01h (*1) 198
- • SET MAX ADDRESS 212
- • Description 218
- Sector offset (7-0) 223
- • SCT WRITE DATA (SN = E1h) 237
- Table 5.43 Operation mode 240
- 5.3.3 Error posting 247
- 5.4 Command Protocol 249
- 5.4 Command Protocol 251
- PIO Setup 253
- 5-186 C141-E280 260
- C141-E280 5-187 261
- 5-188 C141-E280 262
- CHAPTER 6 Operations 263
- 6.1 Reset and Diagnosis 264
- earlier than the host) 265
- C141-E280 6-3 265
- 6.1.2 Response to COMRESET 266
- • Security mode state 267
- • SECURITY FREEZE LOCK 267
- • SECURITY UNLOCK 267
- 6.2 Power Save 270
- 6.2.2 Power commands 272
- 6.4 Read-ahead Cache 275
- 6.4.2 Caching operation 276
- 279
- Cache valid data 281
- START LBA 281
- LAST LBA 281
- 6.5 Write Cache 282
- IMPORTANT 283
- 7.1 Maintenance 286
- 7.1.3 Maintenance levels 289
- Disk drive 290
- Firmware 290
- A2 Revision 291
- A3 Revision 291
- 7.1.6 Self-diagnostics 292
- 7.1.7 Test 292
- Figure 7.3 Test flowchart 293
- C141-E280 7-9 293
- 7.2 Operation Confirmation 295
- 7.5 Spare Disk Drive 299
- Glossary 301
- Acronyms and Abbreviations 305
- Comment Form 315
- C141-E280-01EN 317
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