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WM8311 Datasheet(PDF) 191 Page - Wolfson Microelectronics plc

Part # WM8311
Description  Processor Power Management Subsystem
PDF  302 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM8311 Datasheet(HTML) 191 Page - Wolfson Microelectronics plc

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Pre-Production
WM8311
w
PP, May 2012, Rev 3.1
191
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
3
RESET_CNV_
UV
0
Most recent ON event type
0 = Not caused by undervoltage
1 = Caused by a Device Reset due to a Converter (LDO
or DC-DC) undervoltage condition
Reset by state machine.
2
RESET_SW
0
Most recent ON event type
0 = Not caused by Software Reset
1 = Caused by Software Reset
Reset by state machine.
1
RESET_HW
0
Most recent ON event type
0 = Not caused by Hardware Reset
1 = Caused by Hardware Reset
Reset by state machine.
0
RESET_WDO
G
0
Most recent ON event type
0 = Not caused by the Watchdog
1 = Caused by a Device Reset triggered by the
Watchdog timer
Reset by state machine.
Register 400Eh ON Source
REGISTER
ADDRESS
BIT
LABEL
DEFAULT
DESCRIPTION
REFER TO
R16399
(400Fh)
OFF Source
13
OFF_INTLDO_
ERR
0
Most recent OFF event type
0 = Not caused by LDO13 Error condition
1 = Caused by LDO13 Error condition
Reset by state machine.
12
OFF_PWR_SE
Q
0
Most recent OFF event type
0 = Not caused by Power Sequence Failure
1 = Caused by a Power Sequence Failure
Reset by state machine.
11
OFF_GPIO
0
Most recent OFF event type
0 = Not caused by GPIO input
1 = Caused by GPIO input
Reset by state machine.
10
OFF_SYSVDD
0
Most recent OFF event type
0 = Not caused by SYSVDD
1 = Caused by the SYSLO or SHUTDOWN threshold
Reset by state machine.
9
OFF_THERR
0
Most recent OFF event type
0 = Not caused by temperature
1 = Caused by over-temperature
Reset by state machine.
6
OFF_SW_REQ
0
Most recent OFF event type
0 = Not caused by software OFF
1 = Caused by software OFF command (CHIP_ON = 0)
Reset by state machine.
4
OFF_ON_PIN
0
Most recent OFF event type
0 = Not caused by the ON pin
1 = Caused by the ON pin
Reset by state machine.
Register 400Fh OFF Source



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