WM8321
Production Data
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
Same as LDO1
LDO6_HWC
_MODE
9:8
10
LDO6_FLT
LDO6_SWI
Same as LDO1
Same as LDO1
Same as LDO1
7
6
0
0
0
0
LDO6_LP_M
ODE
R16504 (4078h)
LDO6_ON_S
LOT [2:0]
Same as LDO1
Same as LDO1
Same as LDO1
Same as LDO1
Same as LDO1
Same as LDO1
15:13
8
000
0
LDO6 ON
Control
LDO6_ON_
MODE
LDO6_ON_V
SEL [4:0]
4:0
15:13
8
00000
000
0
R16505 (4079h)
LDO6_SLP_
SLOT [2:0]
LDO6 SLEEP
Control
LDO6_SLP_
MODE
LDO6_SLP_
VSEL [4:0]
4:0
00000
Table 34 LDO Regulators 1-6 Control
The register controls for configuring the LDO Regulators 7-10 are defined in Table 35.
Note that the LDOn_ON_SLOT and LDOn_ON_VSEL fields may also be stored in the integrated OTP
memory. See Section 14 for details.
ADDRESS
R16506 (407Ah)
LDO7 Control
BIT
LABEL
DEFAULT
DESCRIPTION
LDO7 Error Action (Undervoltage)
00 = Ignore
LDO7_ERR_
ACT [1:0]
15:14
00
01 = Shut down regulator
10 = Shut down system (Device
Reset)
11 = Reserved
Note that an Interrupt is always
raised.
LDO7_HWC
_SRC [1:0]
LDO7 Hardware Control Source
00 = Disabled
12:11
00
01 = Hardware Control 1
10 = Hardware Control 2
11 = Hardware Control 1 or 2
LDO7_HWC
_VSEL
LDO7 Hardware Control Voltage
select
10
0
0 = Set by LDO7_ON_VSEL
1 = Set by LDO7_SLP_VSEL
9:8
LDO7_HWC
_MODE
00
LDO7 Hardware Control Operating
Mode
00 = Low Power mode
01 = Turn converter off
10 = Low Power mode
11 = Set by LDO7_ON_MODE
LDO7 Output float
LDO7_FLT
7
0
0 = LDO7 output discharged when
disabled
1 = LDO7 output floating when
disabled
PD, February 2012, Rev 4.0
80
w
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
