Prosoft-technology AN-X-PB Manuel d'utilisateur télécharger pdf (Page 37)

AN-X-PBCAPT Page

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

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

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

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

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 60 61

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Prosoft-technology AN-X-PB Manuel d'utilisateur Page 37