APPENDIX
B. LIST OF FUNCTIONS AND
TAPE FORMAT
B–64144EN/01
790
Functions Tape formatIllustration
Coordinate system rotation
(G68, G69)
Y
X
(x y)
(In case of X–Y plane)
a
G68
G17 X_ Y_
G18 Z_ X_
G19 Y_ Z_
R α
;
G69 ; Cancel
Canned cycles
(G73, G74, G76, G80 – G89)
Refer to II.13. FUNCTIONS TO
SIMPLIFY PROGRAMMING
G80 ; Cancel
G73
G74
G76
G81
:
G89
X_ Y_ Z_ P_ Q_ R_ F_ K_ ;
Absolute/incremental
programming (G90/G91)
G90_ ; Absolute command
G91_ ; Incremental command
G90_ G91_ ; Combined use
Change of workpiece
coordinate system (G92)
Maximum spindle speed
clump (G92)
PI
G92 _ ; Change of workpiece coordinate
system
G92S_ ; Maximum spindle speed clump
PI
Workpiece coordinate
system preset (G92.1)
G92.1 0;
P
I
Feed per minute, Feed
per revolution (G94, G95)
mm/min inch/min
mm/rev inch/rev
G94 F_ ; Feed per minute
G95 F_ ; Feed per revolution
Constant surface speed
control (G96, G97)
Surface speed
(m/min or feet/min)
Spindle speed
N (min
–1
)
G96 S_ ; Starts constant surface speed control
(Surface speed command)
G97 S_ ; Constant surface speed is cancelled
(Maximum spindle speed command)
Initial point return / R point
return (G98, G99)
G99
G98
Initial
level
R level
Z point
G98_ ;
G99_ ;