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DA9021 датащи(PDF) 73 Page - Dialog Semiconductor

номер детали DA9021
подробное описание детали  System PMIC with high efficiency USB power manager
PDF  142 Pages
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производитель  DIALOG [Dialog Semiconductor]
домашняя страница  http://www.dialog-semiconductor.com/
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DA9021 датащи(HTML) 73 Page - Dialog Semiconductor

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DA9021/22
System PMIC with high efficiency USB power manager
Datasheet
Revision 2.5
17-Feb-2017
CFR0011-120-00 Rev 5
73 of 142
© 2017 Dialog Semiconductor
Register
address
Bit
Type
Label
Default
Description
and PWR1_EN during POWERDOWN
mode and force the detection of a
pending Active state by re-enabling the
pin through a passive state of the
related GPI status register
Table 57: INTERFACE
Register
address
Bit
Type
Label
Default
Description
R19
INTERFACE
0
R37
IF_TYPE
0
0: Power manager interface is 4-wire
1: Power manager interface is 2-wire
1
R
CPOL
0
4-wire interface clock polarity
0: SK is low during idle
1: SK is high during idle
2
R
CPHA
0
4-wire interface clock phase (see Table
34: 4-wire clock configurations)
3
R
R/W_POL
1
4-wire: Read/Write bit polarity
0: Host indicates reading access via
R/W bit = ‘0’
1: Host indicates reading access via
R/W bit = ‘1’
4
R
nCS_POL
1
4-wire chip select polarity
0: nCS is low active
1: nCS is high active
7:5
R
IF_BASE_ADDR
100
3 MSB of 2-wire control interfaces base
address
XXX10000
10010000 = 0x90 write address of PM 2-
wire interface
10010001 = 0x91 read address of PM 2-
wire interface
10010010 = 0x92 write address of HS-2-
wire interface
10010011 = 0x93 read address of HS-2-
wire interface



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