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Back
boring
(G77)
command
|.
p*\v*:
(CANNED
SHIFTl
U_ I .
.1
_
I..
F_
W*:
(VARIABLE
SHIFT)
G 7 7
X.
Y_ Z_
H_ y_
I
G
77
X
Y
i
SPINDI.F. START
Q
0
<
(X.
Yi
INITIAL POINT
W- POINT
f
Z-POINT
SPINDLE
START
;
SHIFT
SPINDLE
ORIENTATION
-
i
•c
R-POIN1
c>
OR
(I.J)
SHIFT
•
DWELL
O
SINGLE BLOCK STOP
O
If address
Q
and
address I
or
J
are
simultaneously commanded,
address I
or
J
is
disregarded.
9
For the
hole
bottom
dwell, setting
Pm
400 is
overridden
by program
command.
Q
Setting Pm 400
is only
valid when bit D3 of Pm4017 =1.
O
The shift
speed is
set
by
Pm2864.
However,
if Pm2864 =
0,
F command
is
followed.
Q
Because address
Q
is modal,
if there is
Q
command before I
or
J
command,
I
or
J
is disregarded. I
or
J
can
be made valid
by commanding it
after canceling the
canned
cycle
with C80.
Frg.2.13.10
Back Boring
(
G 7 7
)
Command
-
187
-
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