Siemens SINUMERIK 840D sl Function Manual page 353

Program code
N11 START(2)
...
N80 WAITM(1,1,2)
...
N180 WAITM(2,1,2)
...
N200 WAITE(2)
N201 M30
Channel 2: The INIT command (see N10 in _N_MPF100_MPF) selects the _N_MPF200_MPF
program for execution in channel 2.
Program code
;$PATH=/_N_MPF_DIR
...
N70 WAITM(1,1,2)
...
N270 WAITM(2,1,2)
...
N400 M30
Extended Functions
Function Manual, 10/2015, 6FC5397-1BP40-5BA3
K5: Channel synchronization, axis interchange
Comment
; Machining in channel 1
; Wait until wait marker 1 is reached in channels 1
and 2.
; Additional machining in channel 1.
; Wait until wait marker 2 is reached in channels 1
and 2.
; Additional machining in channel 1.
; Wait for the end of program of channel 2
; End of program of channel 1, total end.
Comment
; Machining in channel 2
; Wait until wait marker 1 is reached in channels 1 and 2.
; Additional machining in channel 2.
; Wait until wait marker 2 is reached in channels 1 and 2.
; Additional machining in channel 2.
; End of program in channel 2.
6.1 Channel synchronization
353