Siemens SINUMERIK 840D sl Programming Manual page 598

User stock removal programs
14.3 Contour decoding (CONTDCON)
NC parts program
N10 DEF REAL KTAB[9,6]
N20 DEF INT MODE = 0
N30 DEF INT ERROR = 0
...
N100 G18 G64 G90 G94 G710
N101 G1 Z100 X100 F1000
N105 CONTDCON (KTAB, MODE)
N110 G1 Z20 X20 F200
N120 G9 X45 F300
N130 Z0 F400
N140 G2 Z-15 X30 K=AC(-15) I=AC(45)F100
N150 G64 Z-30 F600
N160 X80 F700
N170 Z-40 F800
N180 EXECUTE(ERROR)
...
Table KTAB
Column
index
Line index
0
1
2
3
4
5
6
7
8
14-10
0 1
Contour End point
mode abscissa
30 100
11031 20
111031 20
11031 0
11032 -15
11031 -30
11031 -30
11031 -40
0 0
;Contour table with name KTAB and 9 table
;cells.
;These allow 8 contour sets. Parameter value 6
;(column number in table) is a fixed size
;Default value 0: Only in programmed
;contour direction. Value 1 is not permitted.
;Error checkback message
;Call contour decoding
;MODE may be omitted, see above.
;Contour description
;Terminate filling of contour table,
;switch to normal program execution
2 3
End point Center point
ordinate abscissa
100 0
20 0
45 0
45 0
30 -15
30 0
80 0
80 0
0 0
Programming Manual, 03/2006 Edition, 6FC5398-2BP10-1BA0
4 5
Center point Feed
ordinate
0 7
0 200
0 300
0 400
45 100
0 600
0 700
0 800
0 0
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