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The driver's communication is address-based.

The variables are allocated via:

the Net address - entered in Driver configuration for connection,

the Function Type and the Information Number - corresponds to FUN and INF from the standard

and for Measurands also to the index - corresponds to the sequence of MEA in ASDU <3> or <9>.

Example: Measurand P of Measurands II (ASDU <9> in monitor direction)

Data type: REAL

Driver object type: MONITORING

Function Type: 128

Information Number: 148

Index: 6