Deskstar T7K500 Hard Disk Drive Specification
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10.18.1.10 SCT Status Request Using Read Log Ext
10.18.1.11 Format of SCT Status Response
10.18.2 SCT Command Set
10.18.2.1 Long Sector Access (action code: 0001h)
Command Block Output Registers
Register 7 6 5 4 3 2 1 0
Current Reserved Feature
Previous Reserved
Current 01h Sector Count
Previous 00h
Current E0h LBA Low
Previous Reserved
Current 00h LBA Mid
Previous 00h
Current Reserved LBA High
Previous Reserved
Device/Head - - - D - - - -
Command 2Fh
Word Name
alue Description
0 Action Code 0001h Read or Write a sector with full ECC. This function is
based on the obsolete ATA Read Long / Write Long
capability, and has been extended beyond 28-bit
addressing.
0001h Read Long 1 Function Code
0002h Write Long
5:2 LBA QWord Sector to be read or written
255:6 reserved 0000h
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