Siemens SINUMERIK, Руководство по вводу в эксплуатацию

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Programming
2.7 Functions
Expanding the user interface
Commissioning Manual, 11/2006, 6FC5397-0DP10-0BA0
2-79
2.7.10 Exist Program (EP)
Description
The EP (Exist Program) function checks whether a particular NC program is stored on the
specified path in the NC or HMI file system.
Programming
Syntax: EP
("File")
Description: Checks the existence of the NC program
Parameters: File Complete path to the file in the NC or HMI file system
Return Value: Name of a variable to which the result of the scan should
be assigned. The result of the scan can be:
• M = File is stored on HMI
•
N = file is stored on NC
• Blank string = The file neither exists on the HMI nor on
the NC
Example
EP("\MPF.DIR\CFI.MPF", VAR1) ; Check whether file CFI.MPF exists in the
HMI file system.
IF VAR1 == "M"
DLGL("File is located in the HMI file system")
ELSE
IF VAR1 == "N"
DLGL("File is located in the NC file directory")
ELSE
DLGL("File is located neither in the HMI nor in the NC file
directory")
ENDIF
ENDIF