HEIDENHAIN ITNC 530 - CONVERSATIONAL PROGRAMMING User Manual page 290

Example: Group of holes with several tools
Program sequence
Program the fixed cycles in the main program
Call the entire hole pattern (subprogram 1)
Approach the groups of holes in subprogram 1,
call group of holes (subprogram 2)
Program the group of holes only once in
subprogram 2
0 BEGIN PGM SP2 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-20
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL CALL 1 Z S5000
4 L Z+250 R0 FMAX
5 CYCL DEF 200 DRILLING
Q200=2 ;SETUP CLEARANCE
Q202=-3 ;DEPTH
Q206=250 ;FEED RATE FOR PLNGN
Q202=3 ;PLUNGING DEPTH
Q210=0 ;DWELL TIME AT TOP
Q203=+0 ;SURFACE COORDINATE
Q204=10 ;2ND SETUP CLEARANCE
Q211=0.25 ;DWELL TIME AT DEPTH
6 CALL LBL 1
290
Call tool: center drill
Retract the tool
Cycle definition: CENTERING
Call subprogram 1 for the entire hole pattern
Programming: Subprograms and Program Section Repeats