HEIDENHAIN TNC 320 (340 55x-04) ISO programming - Manual (Page 457)

Overview of DIN/ISO
Functions of the TNC 320
M Functions
M00
M01
M02 Program STOP/Spindle STOP/Coolant OFF
Optional program STOP
STOP program run/Spindle STOP/Coolant
OFF/CLEAR status display (depending on
machine parameter)/Go to block 1
M03
M04
M05 Spindle ON clockwise
Spindle ON counterclockwise
Spindle STOP
M06 Tool change/STOP program run (depending on
machine parameter)/Spindle STOP
M08
M09 Coolant ON
Coolant OFF
M13
M14 Spindle ON clockwise/Coolant ON
Spindle ON counterclockwise/Coolant ON
M30 Same function as M02
M89 Vacant miscellaneous function or
Cycle call, modally effective (depending on
machine parameter)
M99 Blockwise cycle call
M91
M92
Within the positioning block: Coordinates are
referenced to machine datum
Within the positioning block: Coordinates are
referenced to position defined by machine tool
builder, such as tool change position
M94 Reduce the rotary axis display to a value below
360°
M97
M98 Machine small contour steps
Machine open contours completely
M109
M110
M111
Constant contouring speed at tool cutting edge
(increase and decrease feed rate)
Constant contouring speed at tool cutting edge
(feed rate decrease only)
Cancel M109/M110
M116
M117 Feed rate for rotary axes in mm/min
Cancel M116
M118 Superimpose handwheel positioning during
program run
M120 Pre-calculate radius-compensated contour
(LOOK AHEAD)
M126
M127 Shortest-path traverse of rotary axes
Cancel M126
M128
M129
Retain position of tool tip when positioning tilting
axes (TCPM)
Cancel M128
M130 Within the positioning block: Points are
referenced to the untilted coordinate system
M140 Retraction from the contour in the tool-axis
direction
M141 Suppress touch probe monitoring
M143 Delete basic rotation
M148
M149
Retract the tool automatically from the contour at
NC stop
Cancel M148
G Functions
Tool movements
G00
G01
G02
G03
G05
G06
G07*
G10
G11
G12
G13
G15
G16
Straight-line interpolation, Cartesian coordinates,
rapid traverse
Straight-line interpolation, Cartesian coordinates
Circular interpolation, Cartesian coordinates,
clockwise
Circular interpolation, Cartesian coordinates,
counterclockwise
Circular interpolation, Cartesian coordinates,
without indication of direction
Circular interpolation, Cartesian coordinates,
tangential contour approach
Paraxial positioning block
Straight-line interpolation, polar coordinates, rapid
traverse
Straight-line interpolation, polar coordinates
Circular interpolation, polar coordinates,
clockwise
Circular interpolation, polar coordinates,
counterclockwise
Circular interpolation, polar coordinates, without
indication of direction
Circular interpolation, polar coordinates,
tangential contour approach
Chamfer/Rounding/Approach contour/Depart contour
G24*
G25*
G26*
G27* Chamfer with length R
Corner rounding with radius R
Tangential contour approach with radius R
Tangential contour approach with radius R
Tool definition
G99* With tool number T, length L, radius R
M Functions