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WM8352 Datasheet(PDF) 293 Page - Wolfson Microelectronics plc

Part # WM8352
Description  Wolfson AudioPlus™ Stereo CODEC with Power Management
PDF  336 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8352 Datasheet(HTML) 293 Page - Wolfson Microelectronics plc

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Production Data
WM8352
w
PD, February 2011, Rev 4.4
293
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
Reset by state machine.
0
DC1_ACTIVE
1
DC-DC 1 Active mode
0 = Select Standby mode
1 = Select Active mode
Reset by state machine.
Register B1h DCDC Active options
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R178 (B2h)
DCDC Sleep
options
5
DC6_SLEEP
0
DC-DC 6 Sleep mode
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
3
DC4_SLEEP
0
DC-DC 4 Sleep mode
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
2
DC3_SLEEP
0
DC-DC 3 Sleep mode
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
0
DC1_SLEEP
0
DC-DC 1 Sleep mode
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
Register B2h DCDC Sleep options
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R179 (B3h)
Power-check
comparator
14
PCCMP_ERRACT
0
Action when supply falls below
PCCMP_OFF_THR level
0 = Generate critical supply interrupt only
1 = Generate interrupt and trigger hard shut
down
Reset by state machine.
12
PCCOMP_HIB_MODE
0
Function of Hyst Comp in the hibernate state
0 = Hyst Comp is not used in hibernate state
1 = Hyst comp is on in the hibernate state
6:4
PCCMP_OFF_THR[2:0]
010
Power check comparator critical battery
("system turn off") threshold value
000 = 2.9V
001 = 3.0V
…
111 = 3.6V
Protected by security key. Default held in metal
mask.
2:0
PCCMP_ON_THR[2:0]
101
Power check comparator ("system turn on")
threshold value
000 = 2.9V
001 = 3.0V
…
111 = 3.6V
Protected by security key. Default held in metal



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