HEIDENHAIN iTNC 530 239
8.3 Program Section Repeats
8.3 Program Section Repeats
Label G98
The beginning of a program section repeat is marked by the label
G98 L. The end of a program section repeat is identified by Ln,m.
Operating sequence
1 The TNC executes the part program up to the end of the program
section (Ln,m)
2 Then the program section between the called LBL Ln,m is repeated
the number of times entered after M
3 The TNC then resumes the part program after the last repetition
Programming notes
îš„ You can repeat a program section up to 65 534 times in succession
îš„ The total number of times the program section is executed is always
one more than the programmed number of repeats
Programming a program section repeat
U To mark the beginning, press the LBL SET key and
enter a LABEL NUMBER for the program section you
wish to repeat. If you want to use a label name, press
the LBL NAME soft key to switch to text entry
U Enter the program section
Calling a program section repeat
U Press the LBL CALL key.
U Call subprogram /repeat: Enter the label number of
the subprogram you wish to call. If you want to use a
label name, press the LBL NAME soft key to switch
to text entry. If you want to enter the number of a
string parameter as target address: Press the QS soft
key; the TNC will then jump to the label name that is
specified in the string parameter defined.
U Repeat REP: Enter the number of repeats, then
confirm with the ENT key.
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