Functions reserved according to DIN and ISG extensions

D	Tool geometry compensation (tool compensation data)
E	Feedrate at block end
F	Feedrate in the block
M/H	User-specific technology functions (M/H)
	in DIN syntax
	in spindle-specific syntax
R	Global subroutines
LL	Local subroutines
L , LL CYCLE	Cycles as global or local subroutines
L SEQUENCE	Calling block sequences
N	NC block numbers
P	Parameters and parameter calculation
R	Radius programming
S	Spindle speed
	in DIN syntax (S word)
	in spindle-specific syntax (REV)
S.POS	Position spindle
	in DIN syntax
	in spindle-specific syntax (POS)
S.OFFSET	Angle offset for multi-turn threads
T	Selecting tool position
/	Skipping NC blocks
\	Line break in NC block
"..."	Macro programming