Deskstar 7K250 Hard Disk Drive Specification
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Input parameters from the device
Sector Count
This indicates the number of requested sectors not transferred
Sector Number
This indicates the sector number of the transferred sector. (L = 0)
In LBA mode, this register contains current LBA bits 0–7. (L = 1)
Cylinder High/Low
This indicates the cylinder number of the transferred sector. (L = 0)
In LBA mode, this register contains current LBA bits 8–15 (Low), 16–23 (High). (L = 1)
H
This indicates the head number of the transferred sector. (L = 0)
In LBA mode, this register contains current LBA bits 24–27. (L = 1)
The device internally uses 52 bytes of ECC data on all data written or read from the disk. The 4-byte mode of oper-
ation is provided via an emulation. Use of the 52 byte ECC mode is recommended for testing the effectiveness and
integrity of the ECC functions of the device.
Summary of Contents for Deskstar 7K250
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