Siemens SINUMERIK 840Di sl Programming Manual page 279

Axis
Marker, ,
Example of traveling with POSA[...]=
On accessing status data of the machine ($A...), the control generates an internal
preprocessing stop
preprocessed and, have been executed in full.
N40 POSA[X]=100
N50 IF $AA_IM[X]==R100 GOTOF LABEL1
N60 G0 Y100
N70 WAITP(X)
N80 LABEL1:
N...
Example of waiting for end of travel with WAITP(...)
Pallet feed equipment
Axis U: Pallet store, transporting the pallet to the working area
Axis V: Transfer line to a measuring station, where sampling controls are carried out:
N10 FA[U]=100 FA[V]=100
N20 POSA[V]=90 POSA[U]=100 G0 X50 Y70
N50 WAITP(U)
N60 ...
Fundamentals
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
7.2 Traversing positioning axes (POS, POSA, POSP, FA, WAITP, WAITMC)
Channel axes or geometry axes
An axis is only decelerated if the marker has not yet been reached or if
a different search criterion prevents the block change.
,
processing is halted until all blocks, which have already been
Feedrate Control and Spindle Motion
;Access to machine status data
;Axis-specific feedrate functions for ;each
positioning axis U and V
;Traverse positioning and path axes
;Execution of the program is only
;continued when axis U has reached the
;end position programmed in N20.
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