Siemens SINUMERIK 840D sl Programming Manual page 57

Channel 2:
%_N_MPF200_MPF
;$PATH=/_N_MPF_DIR
N70 WAITM(1,1,2)
.
N270 WAITM(2,1,2)
.
N400 M30
Example: program from workpiece
N10 INIT(2,"/_N_WKS_DIR/_N_SHAFT1_WPD/_N_CUT1_MPF")
Example: INIT command with relative path specification
Program /_N_MPF_DIR/_N_MAIN_MPF is selected in channel 1
N10 INIT(2,"MYPROG")
Job planning
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
;Processing in channel 2
;Wait for WAIT mark 2 in channel 1 and
;in channel 2 and execution continued in
channel 1
;Wait for WAIT mark 2 in channel 2 and
;in channel 2 and execution continued in
channel 1
;End of program in channel 2
;Select program /_N_MPF_DIR/_N_MYPROG_MPF
;in channel 2.
Flexible NC programming
1.13 Program coordination
1-43