Siemens SIMATIC CC712 Operating Instructions Manual page 85

Note that all data points manually configured beforehand are deleted during import of tag
information from STEP 7 files.
After importing tags from STEP 7 files, you can manually configure more data points.
Requirement: Creating CPU tags in STEP 7
As a prerequisite for using the function, you need to have created tags or symbols in the
respective CPU in your STEP 7 project.
● STEP 7 Professional (TIA Portal)
– DB tags
– PLC tags
● STEP 7 V5.6
– DB tags
– Symbols
Export from STEP 7
In the STEP 7 project, export the tags into an export file.
Recommendation: Give the export files meaningful names from which the station type,
station name and possibly the DB number can be derived.
The following file formats are supported: *.db, *.awl, *.xlsx, *.sdf, *.xml, *.dif, *.asc
● STEP 7 Professional (TIA Portal)
DB tags
– Select the DB.
– Click on the shortcut menu "Generate source from blocks > Selected blocks only".
– Select the file type "DB files (*.db)" and click "Save".
PLC tags
– Open the tag table
– Click on the "Export" icon above the tag table.
– Select the relevant options in the following dialog.
– Save the PLC tags in one of the following file formats: *.xlsx, *.xml, *.sdf
SIMATIC CC712
Operating Instructions, 05/2019, C79000-G8976-C503-01
The "Optimized block access" option must be disabled in DBs.
Configuration
4.10 Data points
85