Production Data
WM8352
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
Reset by state machine.
REFER TO
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.
DC-DC 4 Sleep mode
3
2
0
DC4_SLEEP
DC3_SLEEP
DC1_SLEEP
0
0
0
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
DC-DC 3 Sleep mode
0 = Normal DC-DC operation
1 = Select LDO mode
Reset by state machine.
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
Action when supply falls below
PCCMP_OFF_THR level
0 = Generate critical supply interrupt only
1 = Generate interrupt and trigger hard shut
down
R179 (B3h)
Power-check
comparator
14
PCCMP_ERRACT
0
Reset by state machine.
12
PCCOMP_HIB_MODE
PCCMP_OFF_THR[2:0]
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
Power check comparator critical battery
6:4
010
("system turn off") threshold value
000 = 2.9V
001 = 3.0V
…
111 = 3.6V
Protected by security key. Default held in metal
mask.
Power check comparator ("system turn on")
2:0
PCCMP_ON_THR[2:0]
101
threshold value
000 = 2.9V
001 = 3.0V
…
111 = 3.6V
Protected by security key. Default held in metal
PD, February 2011, Rev 4.4
293
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
