HEIDENHAIN iTNC 530 (340 49x-04) ISO programming - Manual (Page 559)

HEIDENHAIN iTNC 530 559
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Tool axis: Q109
The value of Q109 depends on the current tool axis:
Spindle status: Q110
The value of the parameter Q110 depends on the M function last
programmed for the spindle.
Tool axis Parameter value
No tool axis defined Q109 = –1
X axis Q109 = 0
Y axis Q109 = 1
Z axis Q109 = 2
U axis Q109 = 6
V axis Q109 = 7
W axis Q109 = 8
M function Parameter value
No spindle status defined Q110 = –1
M03: Spindle ON, clockwise Q110 = 0
M04: Spindle ON, counterclockwise Q110 = 1
M05 after M03 Q110 = 2
M05 after M04 Q110 = 3