Hitachi HTS548040M9AT00 Specifications page 7

Hitachi Global Storage Technologies
7.9.3 Host Terminating Read DMA ............................................................................... 45
7.9.4 Device Terminating Read DMA ........................................................................... 46
7.9.5 Initiating Write DMA ............................................................................................ 47
7.9.6 Device Pausing Write DMA .................................................................................. 48
7.9.7 Device Terminating Write DMA ........................................................................... 49
7.9.8 Host Terminating Write DMA .............................................................................. 50
7.10. Drive address setting..................................................................................................... 51
7.11. Addressing of HDD registers........................................................................................ 52
Part 2. Interface specification .................................................................................................... 53
8.0. General.................................................................................................................................. 55
8.1. Introduction..................................................................................................................... 55
8.2. Terminology ................................................................................................................... 55
9.0. Deviations from standard.................................................................................................... 57
10.0. Register ............................................................................................................................... 59
10.1. Alternate Status Register .............................................................................................. 60
10.2. Command Register ....................................................................................................... 60
10.3. Data Register ................................................................................................................ 60
10.4. Device Control Register .............................................................................................. 61
10.5. Drive Address Register................................................................................................. 61
10.6. Device Register............................................................................................................ 62
10.7. Error Register................................................................................................................ 62
10.8. Features Register .......................................................................................................... 63
10.9. LBA High Register ....................................................................................................... 63
10.10. LBA Low Register...................................................................................................... 63
10.11. LBA Mid Register ...................................................................................................... 63
10.12. Sector Count Register ................................................................................................. 63
10.13. Status Register ............................................................................................................ 63
11.0. General................................................................................................................................ 65
11.1. Reset response .............................................................................................................. 65
11.2. Register initialization.................................................................................................... 66
11.3. Diagnostic and Reset considerations ............................................................................ 67
11.4. Power-off considerations .............................................................................................. 68
11.4.1 Load/Unload ........................................................................................................ 68
11.4.2 Emergency unload ............................................................................................... 68
11.4.3 Required power-off sequence .............................................................................. 68
11.5. Sector Addressing Mode............................................................................................... 69
11.5.1 Logical CHS addressing mode ............................................................................ 69
11.5.2 LBA addressing mode ......................................................................................... 69
11.6. Power management features ......................................................................................... 70
11.6.1 Power mode ......................................................................................................... 70
11.6.2 Power management commands ........................................................................... 70
11.6.3 Standby/Sleep command completion time .......................................................... 70
11.6.4 Standby timer ....................................................................................................... 71
11.6.5 Status ................................................................................................................... 71
Travelstar 5K80 Hard Disk Drive Specification
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