Read a dBase-file |
Manual -> Variables -> Variable - Functions -> Read a dBase-file |
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This function is used to read in a DBase file again and issue it as a recipe during online operation.
Give the dBase file as the transfer parameter. The file and directory name have to be DOS compatible.
This file contains the process variable names and the according set values. If the defined process variable exists in the project, the value defined in the dBase file is written to the PLC as a new set value.
The dBaseIV file must have the following structure and contents:
Description |
Type |
Value |
Comment |
---|---|---|---|
NAME |
Char |
32 |
process variable name |
WERT |
Num |
20 |
Technical value |
TYPE |
Char |
8 |
Data type (C=String, N=Numeric) |
DIRECTION |
Char |
12 |
|