Power management
1. REE: Reset event enable. IE: Interrupt enable — See
(PMC_dig).
Table 75
POWER
PHASE
UP
0-1-2
ENABLE ENABLE
ENABLE DISABLE ENABLE
ENABLE DISABLE ENABLE
ENABLE DISABLE DISABLE DISABLE
ENABLE DISABLE DISABLE DISABLE
228/2058
provides the monitor status depending on configuration.
Table 75. Voltage monitors configurability
(1)
DCF
REE
RES
—
—
ENABLE
DEST
ENABLE
FUNC
DocID027809 Rev 4
Chapter 54: Power Management Controller digital interface
(2)
(3)
IE
Default configuration (boot threshold monitor)
—
—
– Monitor full run from power-up to power-down
– Monitor power-up, gate exit from power-up
phase.
– Monitor disabled on phase0 entry.
– Monitor re-enabled in PHASE 3 on DCF rec
—
reading.
– Trigger destructive event reset during reset
flow.
– Configuration is locked to enable during run
time.
– Monitor power-up, gate exit from power-up
phase.
– Monitor disabled on phase0 entry.
– Monitor re-enabled in PHASE 3 on DCF rec
reading.
– Trigger destructive event reset during reset
—
flow.
– Configuration is locked to enable during run
time.
After reset completion:
– LVD event demoted from destructive to
functional reset by software after reset
sequence completion.
– Monitor power-up, gate exit from power-up
phase.
– Monitor disabled on phase0 entry.
– Monitor re-enabled in PHASE 3 on DCF rec
—
ENABLE
reading.
After reset completion:
– LVD event is also associated to an interrupt
event.
Default configuration (hysteresis monitor).
– Monitor power-up, gate exit from power-up
phase.
– Monitor disabled on phase0 entry.
—
DISABLE
– Monitor re-enabled in PHASE 3 on DCF rec
reading.
After reset completion:
– see footnote
RM0400
Monitor status
4
(4)
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