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WM8321 датащи(PDF) 243 Page - Wolfson Microelectronics plc

номер детали WM8321
подробное описание детали  Processor Power Management Subsystem
PDF  253 Pages
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производитель  WOLFSON [Wolfson Microelectronics plc]
домашняя страница  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8321 датащи(HTML) 243 Page - Wolfson Microelectronics plc

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Production Data
WM8321
w
PD, February 2012, Rev 4.0
243
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
13 = HW Control2 input
14 = HW Control1 input (long de-bounce)
15 = HW Control2 input (long de-bounce)
Output functions:
0 = GPIO output
1 = 32.768kHz oscillator output
2 = ON state
3 = SLEEP state
4 = Power State Change
5 = Reserved
6 = Reserved
7 = Reserved
8 = DC-DC1 DVS Done
9 = DC-DC2 DVS Done
10 = External Power Enable1
11 = External Power Enable2
12 = System Supply Good (SYSOK)
13 = Converter Power Good (PWR_GOOD)
14 = External Power Clock (2MHz)
15 = Auxiliary Reset
3:1
SYSOK_THR
[2:0]
101
SYSOK threshold (rising PVDD)
This is the rising PVDD voltage at which SYSOK will be
asserted
000 = 2.8V
001 = 2.9V
…
111 = 3.5V
Note that the SYSOK hysteresis margin is added to
these threshold levels.
Register 781Fh
GPIO6 OTP Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R30759
(7827h) ICE
CHECK
DATA
15:0
ICE_VALID_D
ATA [15:0]
0000_0000
_0000_000
0
This field is checked in development mode when an
‘ON’ transition is requested. A value of A596h is
required to confirm valid data.
Register 7827h
ICE CHECK DATA



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