Siemens Sinumerik 840D sl Programming Manual page 177

Note
G1 is modal.
Spindle speed S and spindle direction M3/M4 must be specified for the machining.
Axis groups, for which path feedrate F applies, can be defined with FGROUP. You will find more
information in the "Path behavior" section.
Examples
Example 1: Machining of a groove (milling)
Program code
N10 G17 S400 M3
N20 G0 X20 Y20 Z2
N30 G1 Z-2 F40
N40 X80 Y80 Z-15
N50 G0 Z100 M30
Fundamentals
Programming Manual, 01/2015, 6FC5398-1BP40-5BA2
The tool travels from the starting point to the
end point in the X/Y direction. Infeed takes
place simultaneously in the Z direction.
Comment
; Selection of the working plane, spindle clockwise
; Approach the starting position
; Tool infeed
; Travel on an inclined line
; Retraction for tool change
Motion commands
10.5 Linear interpolation (G1)
177