DS1678 Datasheet, PDF (15/25 Pages) Maxim Integrated Products – Real-Time Event Recorder

Figure 4. Rollover Flow Chart
DS1678 Real-Time Event Recorder
EC is
Incremented
INT Input
no
Activated
yes
Continue to
Monitor Input
no
Memory
Full
yes
no
Rollover
Enable = 1
yes
ETC Written to Event 0
and
Time/Date Stamp
is Written
Record Event in
Event Memory
ETC is
Cleared
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