ProSoft Technology AN-X-PB - Manual (Page 37)

AN-X-PBCAPT Page 33
Frame Destination Address, DA
You can select frames based on the destination node address.
Example: The following equation selects frames with destination node
25.
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DA = 25
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Frame Source Address, SA
You can select frames based on the source node address.
Example: The following equation selects frames with source node 2.
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SA = 2
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Frame Control, FC
The frame control identifies the type of frame. Refer to page 26 for
possible values. The symbolic names can be used in the equation.
Mask the FC byte using the predefind TYPMSK before using the FC in
comparisons.
Example: The following equation selects frames that consist of updates
to slaves or to the master.
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(FC & TYPMASK) = SDNL
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Destination SAP, DSAP
You can select frames based on the destination SAP. SAP values are
decimal.
Example: The following equation selects frames with destination SAP
62.
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DSAP = 62
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