360014937
Copyright ©2000 Toshiba corporation. All rights reserved.
- 508 -
10.3.5 Signal Description .....................................................................................................................................531
10.4 H
OST
I
NTERFACE
T
IMING
...................................................................................................................................533
10.4.1 Program I/O Write Timing.........................................................................................................................533
10.4.2 Program I/O Read Timing .........................................................................................................................534
10.4.3 Single Word DMA Write Timing................................................................................................................535
10.4.4 Single Word DMA Read Timing.................................................................................................................536
10.4.5 Multiword DMA Write Timing...................................................................................................................537
10.4.6 Multiword DMA Read Timing....................................................................................................................538
10.4.7 Ultra DMA Timing.....................................................................................................................................539
10.4.8 Reset Timing...............................................................................................................................................548
10.5 G
ROUNDING
........................................................................................................................................................548
10.6 A
DDRESS
D
ECODING
..........................................................................................................................................549
10.7 R
EGISTER
D
ESCRIPTION
......................................................................................................................................550
10.7.1 Data Register.............................................................................................................................................550
10.7.2 Error Register............................................................................................................................................551
10.7.3 Features Register (Write Precompensation Register)................................................................................552
10.7.4 Sector Count Register ................................................................................................................................552
10.7.5 Sector Number Register .............................................................................................................................553
10.7.6 Cylinder Low Registers..............................................................................................................................553
10.7.7 Cylinder High Registers.............................................................................................................................553
10.7.8 Device/Head Register ................................................................................................................................554
10.7.9 Status Register ...........................................................................................................................................555
10.7.10 Command Register.....................................................................................................................................556
10.7.11 Alternate Status Register............................................................................................................................558
10.7.12 Device Control Register.............................................................................................................................558
10.7.13 Device Address register.............................................................................................................................558
10.8 C
OMMAND
D
ESCRIPTIONS
..................................................................................................................................559
10.8.1 Nop (00h)................................................................................................................................................560
10.8.2 Recalibrate (1xh).....................................................................................................................................560
10.8.3 Flush Cache (E7h)..................................................................................................................................560
10.8.4 Read Sector (20h/21h) ............................................................................................................................561
10.8.5 Read Long (22h/23h) ..............................................................................................................................561
10.8.6 Write Sector (30h/31h)............................................................................................................................561
10.8.7 Write Long (32h/33h)..............................................................................................................................562
10.8.8 Read Verify (40h)....................................................................................................................................562
10.8.9 Write Verify (3Ch)...................................................................................................................................562
10.8.10 Format Track (50h)...............................................................................................................................563
10.8.11 Seek (7xh)................................................................................................................................................564
10.8.12 Toshiba Specific.........................................................................................................................................564
10.8.13 Execute Diagnostics (90h)......................................................................................................................564
10.8.14 Initialize Device Parameters (91h).........................................................................................................565
10.8.15 Read Multiple (C4h)................................................................................................................................566
10.8.16 Write Multiple (C5h)...............................................................................................................................567
10.8.17 Set Multiple Mode (C6h).........................................................................................................................568
10.8.18 Read DMA (C8h/C9h).............................................................................................................................568
10.8.19 Write DMA (CAh/CBh)...........................................................................................................................569
10.8.20 Power Control (Exh)...............................................................................................................................570
10.8.21 Read Buffer (E4h) ...................................................................................................................................572
10.8.22 Write Buffer (E8h)...................................................................................................................................572
10.8.23 Identify Device (ECh)..............................................................................................................................573
10.8.24 Set Max Address (F9h)............................................................................................................................586
10.8.25 Read Native Max Address (F8h)...........................................................................................................586
10.8.26 Set Features (EFh)..................................................................................................................................587
10.8.27 SECURITY SET PASSWORD (F1h) .......................................................................................................588
10.8.28 SECURITY UNLOCK (F2h)....................................................................................................................589
10.8.29 SECURITY ERASE PREPARE (F3h)......................................................................................................589
10.8.30 SECURITY ERASE UNIT (F4h)..............................................................................................................590
10.8.31 SECURITY FREEZE LOCK (F5h)..........................................................................................................590
10.8.32 SECURITY DISABLE PASSWORD (F6h) ..............................................................................................591
10.8.33 SMART Function Set..................................................................................................................................592
10.9 S
ECURITY
M
ODE
F
EATURE
S
ET
..............................................................................................................................609