Production Data
WM8321
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16492
(406Ch)
LDO2 ON
Control
LDO2_ON_SL
OT [2:0]
LDO2 ON Slot select
000 = Do not enable
15:13
000
001 = Enable in Timeslot 1
010 = Enable in Timeslot 2
011 = Enable in Timeslot 3
100 = Enable in Timeslot 4
101 = Enable in Timeslot 5
110 = Controlled by Hardware Enable 1
111 = Controlled by Hardware Enable 2
LDO2 ON Operating Mode
0 = Normal mode
LDO2_ON_MO
DE
8
0
1 = Low Power mode
LDO2_ON_VS
EL [4:0]
LDO2 ON Voltage select
4:0
0_0000
0.9V to 1.6V in 50mV steps
1.7V to 3.3V in 100mV steps
00h = 0.90V
01h = 0.95V
…
0Eh = 1.60V
0Fh = 1.70V
…
1Eh = 3.20V
1Fh = 3.30V
Register 406Ch LDO2 ON Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16493
(406Dh)
LDO2
SLEEP
Control
LDO2_SLP_SL
OT [2:0]
LDO2 SLEEP Slot select
15:13
000
000 = SLEEP voltage / operating mode transition in
Timeslot 5
001 = Disable in Timeslot 5
010 = Disable in Timeslot 4
011 = Disable in Timeslot 3
100 = Disable in Timeslot 2
101 = Disable in Timeslot 1
110 = SLEEP voltage / operating mode transition in
Timeslot 3
111 = SLEEP voltage / operating mode transition in
Timeslot 1
If LDO2 is assigned to a Hardware Enable Input, then
codes 001-101 select in which timeslot the regulator
enters its SLEEP condition.
LDO2_SLP_M
ODE
LDO2 SLEEP Operating Mode
0 = Normal mode
8
1
1 = Low Power mode
PD, February 2012, Rev 4.0
203
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
