Fujitsu MPC3065AH User Manual download pdf (Page 167)

C141-E056-01EN6 - 8

(2) LBA mode

Logical address assignment in the LBA mode starts from physical cylinder 0, physical head 0,

and physical sector 1. The logical address is advanced at the subsequent sector from the last

sector of the current track. The first physical sector of the subsequent physical track is the

consecutive logical sector from the last sector of the current physical track.

Figure 6.6 shows an example of (assuming there is no track skew).

LBA

SPSPLBA

240

241240

LBA

239

LBA

321

Physical sector

ex: Zone 0

Physical parameter

- Physical sector: 1 to 241 (For the rest, 2 spare sectors)

Physical cylinder 0

Physical head 0

......................

SPSPLBA

481

LBA

480

321

Physical cylinder 0

Physical head 1

......................

LBA

243

LBA

242

LBA

241

243242

241240 243242

Figure 6.6 Address translation (example in LBA mode)

6.3 Power Save

The host can change the power consumption state of the device by issuing a power command

to the device.

6.3.1 Power save mode

There are four types of power consumption state of the device including active mode where all

circuits are active.

In the power save mode, power supplying to the part of the circuit is turned off. There are

three types of power save modes:

• Idle mode

• Standby mode

• Sleep mode

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