Rockwell-automation 1756-IH16ISOE ControlLogix Sequence of Events Modu Uživatelský manuál Strana 100

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Publication 1756-UM528A-EN-P - April 2004
7-14 Using The Sequence of Events Module in FIFO Mode
Producing Current Event Data
Figure 7.2 shows an example of the Sequence of Events module
producing the current data for the controller to retrieve it.
In the example, the Sequence of Events module produces data from
the current event for the controller.
Figure 7.2
IMPORTANT
Remember, the current event is data that the
module is currently producing from its on-board
buffer at each RPI. For more information on how the
Sequence of Events module produces data from its
on-board buffer, see page 7-2.
0 1 1 0 0 1 0
1 1 0 0 1 1 0
0 1 0 0 0 1 0
1 1 0 0 1 1 0
1 0 1 0 0 1 0
1 1 0 0 1 1 0
1 0 1 0 0 1 1
0 0 0 0 1 1 0
1 1 0 0 1 0 1
1 0 0 1 1 1 0
1 1 1 0 0 1 1
I.Fault
I.EventOverlow
I.EventNumber
I.CSTTimestamp[2]
I.UCTTimestamp[2]
I.EventPoint
I.Data
I.NewData
43810
2. Module produces
current event data.
Sequence of Events module ControlLogix controller
1. Module stores data
in on-board buffer.
Current event
I.EventData
I.ReturningUCTTime
I.EventsQueuedCount
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