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LP3972 Datasheet(PDF) 46 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza LP3972
Descripción Electrónicos  Power Management Unit for Advanced Application Processors
PDF  59 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LP3972 Datasheet(HTML) 46 Page - National Semiconductor (TI)

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2C Compatible Interface (Continued)
INTEL INTERNAL 1 REVISION REGISTER (II1RR) 8H’8E
Bit
76543210
Designation
II1RR
Reset Value
00000000
INTEL INTERNAL 1 REVISION REGISTER (II1RR) 8H’8E DEFINITIONS
Bit
Access
Name
Description
7:0
R
II1RR
Intel internal usage register for revision information.
INTEL INTERNAL 2 REVISION REGISTER (II2RR) 8H’8F
Bit
76543210
Designation
II2RR
Reset Value
00000000
INTEL INTERNAL 2 REVISION REGISTER (II2RR) 8H’8F DEFINITIONS
Bit
Access
Name
Description
7:0
R
II2RR
Intel internal usage register for revision information.
REGISTER PROGRAMMING EXAMPLES
Example 1) Start of Day Sequence
PMIC Register
Address
PMIC Register
Name
Register Data
Description
8h’23
ADTVI
00011011
Sets the SOD V
CC_APPS voltage
8h’29
SDTV1
00011011
Sets the SOD V
CC_SRAM voltage
8h’10
OVER1
00000111
Enables V
CC_SRAM and VCC_APPS to their programmed values.
SODl Multi-byte random register transfer is outlined below:
20207644
Device Address,
Register A Address, Ach, Register A
Data, Ach Register M Address, Ach,
Register M Data, Ach Register X
Address, Ach, Register X Data, Ach
Register Z Address, Ach, Register Z
Data, Ach, Stop
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