HEIDENHAIN ITNC 530 - CYCLE PROGRAMMING User Manual page 305

Cycle parameters
U Program name: Enter the name of the program you
want to call and, if necessary, the directory it is
located in. A maximum of 254 characters can be
entered.
The following functions can be used to call the defined program:
CYCL CALL (separate block), or
CYCL CALL POS (separate block) or
M99 (blockwise) or
M89 (executed after every positioning block)
HEIDENHAIN iTNC 530
Example: Designate program 50 as a cycle and call
it with M99
55 CYCL DEF 12.0 PGM CALL
56 CYCL DEF 12.1 PGM TNC:\KLAR35\FK1\50.H
57 L X+20 Y+50 FMAX M99
305