88ALP01 Datasheet, PDF (74/160 Pages) –

3.2.3.7
3.2.3.8
88ALP01
Datasheet
Power Management Data Register
The Power Management Data Register comprises 8 bits and is reloadable from the VPD serial
EEPROM.
Table 54: Power Management Data Register
Offset: 0x8F
Bits Name
7:0
Data
Ty p e /
Init Val
Description
RO
See Table 55
This read-only register is used to report the state
dependent data requested by the Data Select field. The
value of this register is scaled by the value reported by the
Data Scale field.
Power Management Data Table
Data and Data Scale are hidden registers accessible through the Power Management Control/Status
Register selected by Data Select. Data Scale is writable from the VPD serial EEPROM loader by
writing to Power Management Control/Status Register. Data is writable from the VPD serial
EEPROM loader by writing to Power Management Data Register. Data and Data Scale are reloaded
from the VPD serial EEPROM with values matching the manufacturing option.
Table 55: Power Management Data Table
Value in Data Meaning
Select
Data (8 bit)
Reset Value
0
D0 Power
0x3
consumed
1
Reserved
2
3
D3 Power
0x3
consumed
4
D0 Power
0x3
dissipated
5
Reserved
6
7
D3 Power
0x3
dissipated
8
Common logic
0x1
power
consumption
9:15
Reserved
0x0
Data Scale
(2 bit) Reset
Value
0x1
[Watt] with
Reset Values
0.3
0x1
0.3
0x1
0.3
0x1
0.3
0x1
0.1
0x0
0x0
Doc. No. MV-S103921-00 Rev. –
Page 74
Document Classification: Proprietary Information
Copyright © 2007 Marvell
July 17, 2007, Preliminary