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C141-E055-03EN
6 - 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).
Physical head 0
Physical cylinder 0
LBA
334
LBA
2
LBA
1
LBA
0
336
335
3
2
1
LBA
335
Physical sector
ex: Zone 0
Physical parameter
– Physical sector: 1 to 336
336
335
3
2
1
Physical head 1
Physical cylinder 0
LBA
338
LBA
337
LBA
336
LBA
670
LBA
671
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
Summary of Contents for MPC3032AT
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Page 33: ...C141 E055 02EN 3 2 Figure 3 1 Dimensions ...
Page 48: ...C141 E055 01EN 4 5 Figure 4 2 MPC30xxAT Block diagram ...
Page 54: ...C141 E055 01EN 4 11 Figure 4 4 Read write circuit block diagram ...
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