Datasheet

41
ATtiny828 [DATASHEET]
8371A–AVR–08/12
Figure 16. External Reset During Operation
8.2.3 Watchdog Reset
When the Watchdog times out, it will generate a short reset pulse. On the falling edge of this pulse, the delay timer starts
counting the time-out period t
TOUT
. See page 41 for details on operation of the Watchdog Timer.
Figure 17. Watchdog Reset During Operation
8.2.4 Brown-out Detection
The Brown-Out Detection (BOD) circuit monitors that the V
CC
level is kept above a configurable trigger level, V
BOT
. When
the BOD is enabled, a BOD reset will be given when V
CC
falls and remains below the trigger level for the length of the
detection time, t
BOD
. The reset is kept active until V
CC
again rises above the trigger level.
CC
CK
CC