HEIDENHAIN ITNC 530 - CYCLE PROGRAMMING User Manual page 168

5.8 Programming Examples
Example: Milling pockets, studs and slots
0 BEGIN PGM C210 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-40
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL DEF 1 L+0 R+6
4 TOOL DEF 2 L+0 R+3
5 TOOL CALL 1 Z S3500
6 L Z+250 R0 FMAX
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Definition of workpiece blank
Define the tool for roughing/finishing
Define slotting mill
Call the tool for roughing/finishing
Retract the tool
Fixed Cycles: Pocket Milling / Stud Milling / Slot Milling