Siemens SINUMERIK 840D sl Function Manual page 1401

2.12.4.1 General PI services
The possible services are described in this section.
PI service: ASUB
Allocate function interrupt:
A program stored on the NCK is assigned an interrupt signal for a channel. This is possible
only if the file may be executed. The path name and program name must be entered as
described in the Programming Manual Job Planning, File and Program Management,
Section "Program Memory"). Please also refer to example of FB 4 for notation of path and
program names.
Parameterization
Signal
PIService
Unit
WVar1
WVar2
WVar3
WVar4
Addr1
Addr2
Note
The SETINT instruction is also used to make the assignment.
The ASUP PI service may only be executed when the channel to be activated is in RESET
state.
References:
/PGA/ Programming Manual Job Planning, Flexible NC-Programming Chapter "Interrupt
routine (SETINT, DISABLE, ENABLE, CLRINT)".
PI service: CANCEL
Execute the function Cancel:
The CANCEL command activates the Cancel function (in the same way as the key on the
HMI).
Parameterization
Signal
PIService
Basic logic functions: PLC basic program solution line (P3 sl)
Function Manual, 11/2006, 6FC5397-0BP10-2BA0
Type
ANY
INT
WORD
WORD
WORD
WORD
STRING
STRING
Type
ANY
Value range
PI.ASUP
1 to 10
1 to 8
1 to 8
0/1
0/1
Value range
PI.CANCEL
Detailed description
2.12 Block descriptions
Meaning
Assign interrupt
Channel
Interrupt number
Priority
LIFTFAST
BLSYNC
Path name
Program name
Meaning
Cancel
127