Siemens SINUMERIK 840Di sl Programming Manual page 130

Motion commands
4.4 Linear interpolation (G1)
Note
G1 is modal.
The spindle speed S and the direction of spindle rotation M3/M4 must be specified for
machining.
FGROUP can be used to define groups of axes, to which the path feed F applies. You will
find more information in the "Path behavior" section.
Example of milling
Machining of a groove: The tool travels from the starting point to the end point in the X/Y
direction. Infeed takes place simultaneously in the Z direction.
N10 G17 S400 M3
N20 G0 X20 Y20 Z2
N30 G1 Z-2 F40
N40 X80 Y80 Z-15
N50 G0 Z100 M30
130
;Select working plane, spindle clockwise
;Approach start position
;Tool infeed
;Travel along inclined
:straight line
;Retract to tool change point
Programming Manual, 11/2006, 6FC5398-1BP10-2BA0
Fundamentals