Lenze Drive Server Bus server S7 getting started Manuale Utente Scaricare il pdf (Pagina 49)

Busserv er S7

110 Busserver S7 DE/EN 1.0

6.5.2 Program blocks used

The project folder Blocks contains the following program blocks:

Block Function

OB1 Organisation block (program cycle); used to call FC4

FC4 Function 4; used to call all other blocks

FB90 Function block FB DRIVE enables parameter access via OPC and from the PLC

FC90 Function FC Parameter for parameter data jobs from the PLC

FC91/FC92 Function for DP Proces s Data (3 words/2 words)

DB80 Data block DB OPC for data exchange between OPC and FB90

DB81 Data block DB S7PAR for data exchange between FC90 and FB90

DB100 Instance da ta block for FB90 (DP Slav e 1)

SFC14/SFC15 System blocks for communication via PROFIBUS-DP

UDT90 Universal data type for parameter da ta access to Lenze drive controllers

VAT10 Variables table for changing the example parameters

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Lenze Drive Server Bus server S7 getting started Manuale Utente Pagina 49