FUJITSU MB91460 SERIES FR60 - Manual (Page 936)

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Chapter 46 Alarm Comparator
4.Operation Modes
4.4 Power Down Modes of the Alarm Comparator
The alarm comparator circuit has the following power down modes:
Precaution: The outputs of the alarm comparator (analog parts) will remain undefined for at least 3 us
after power on and also after reentering the runmode. You have to make sure whether the IRQ is correct
set before enabling the alarm comparator interrupt source.
Table 4-2 Alarm Comparator power down modes
STOP PD analog part digital part
0 0 run mode run mode
0 1 power down mode run mode
1 0 power down mode power down mode
1 1 power down mode power down mode