PLC data
Flag byte x MBx
Flag word x MWx
Flag double word x MDx
Input byte x bit y Ix.y or Ex.y
Input byte x IBx or EBx
Input word x IWx or EWx
Input double word x IDx or EDx
Output byte x bit y Qx.y or Ax.y
Output byte x QBx or ABx
Output word x QWx or AWx
Output double word x QDx or ADx
String y with length z from data block x DBx.DBSy.z
6.3.28 PI services
Description
The PI_START function starts PI Services (Program Invocation Services) from the PLC in the
NC area.
Note
A list of the available PI services can be found in the Basic Functions Function Manual.
Programming
Syntax: PI_START("
Transfer string"
)
Description: Executes the PI service
Parameter:
"Transfer string" Unlike the OEM documentation, the transfer string should
be entered in inverted commas.
Example
PI_START("/NC,001,_N_LOGOUT")
Note
Channel-dependent PI Services always refer to the current channel.
PI services of the tool functions (TO area) always refer to the TO area that is assigned to the
current channel.
Programming commands
6.3 Functions
SINUMERIK Integrate Run MyScreens (BE2)
Programming Manual, 12/2017, 6FC5397-1DP40-6BA1 171
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