Production Data
WM8321
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
LDO11 SLEEP Slot select
REFER TO
R16520
(4088h)
LDO11
SLEEP
Control
LDO11_SLP_S
LOT [2:0]
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 LDO11 is assigned to a Hardware Enable Input, then
codes 001-101 select in which timeslot the regulator
enters its SLEEP condition.
LDO11_SLP_V
SEL [3:0]
LDO11 SLEEP Voltage select
0.80V to 1.55V in 50mV steps
0h = 0.80V
3:0
0000
1h = 0.85V
2h = 0.90V
…
Eh = 1.50V
Fh = 1.55V
Register 4088h LDO11 SLEEP Control
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16521
(4089h)
EPE1
EPE1_ON_SL
OT [2:0]
EPE1 ON Slot select
15:13
000
000 = Do not enable
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
EPE1 Hardware Control Source
00 = Disabled
Control
EPE1_HWC_S
RC [1:0]
12:11
00
01 = Hardware Control 1
10 = Hardware Control 2
11 = Hardware Control 1 or 2
EPE1 Hardware Control Enable
EPE1_HWCEN
A
8
0
0 = EPE1 is controlled by EPE1_ENA (Hardware
Control input(s) are ignored)
1 = EPE1 is controlled by HWC inputs (Hardware
Control input(s) force EPE1 to be de-asserted)
PD, February 2012, Rev 4.0
221
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
