Production Data
WM8352
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R4 (04h)
System
Control 2
15
14
13
USB_SUSPEND_8MA
0
USB suspend mode with 8mA option
0 = USB is not suspended.
1 = USB is suspend with 8mA option enabled
The register bit defaults to 0, when a reset
happens or LINE<UVLO or the system fail on
boot due to the upper limit of the Hysteresis
Comp not been met.
Default held in metal mask.
Opens the USB switch
0 = USB enabled
USB_SUSPEND
0
1 = USB suspended
The register bit defaults to 0, when a reset
happens or LINE < UVLO or the system fail on
boot due to the upper limit of the Hysteresis
Comp not being met.
Default held in metal mask.
Set the chip to be a USB master
0 = Slave
USB_MSTR
0
1 = Master
The register bit defaults to 0, when a reset
happens or the USB state machine moves from
MASTER mode to SLAVE mode.
Reset by state machine. Default held in metal
mask.
12
11
USB_MSTR_SRC
0
0
Master mode source selector
0 = Master mode source is DCDC2/5
1 = Master mode source is LINE
Reset by state machine. Default held in metal
mask.
USB_MSTR_500MA
Set 500mA or 100mA mode when the USB
switch is in master mode
0 = 100mA
1 = 500mA
Reset by state machine. Default held in metal
mask.
10
9
USB_NOLIM
0
USB current limiting
0 = Limit the USB current as per the settings.
1 = Don't limit USB current
USB_SLV_500MA
0
1
1
1
Set 500mA or 100mA mode when the USB
switch is in slave mode
0 = 100mA
1 = 500mA
The register bit defaults to 0, when a reset
happens or LINE<UVLO or the system fail on
boot due to the upper limit of the Hysteresis
Comp not being met.
Reset by state machine. Default held in metal
mask.
7
WDOG_HIB_MODE
0
Watchdog state in hibernate state
0 = WDOG disabled in Hibernate
1 = WDOG controlled by WDOG_MODE in
Hibernate
PD, February 2011, Rev 4.4
221
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
