Individual Part Program Block - Siemens SINUMERIK 840D sl Function Manual

For more information on labels, please see:
References:
Programming Manual Fundamentals; Program Jumps and Program Repetitions
Definition options of part program sections
The program repetition offers various options for defining a part program section that is
supposed to be repeated:
● A single part program block
● A part program section after a start label
● A part program section between a start label and end label
● A part program section between a start label and the key word: ENDLABEL
References:
Programming Manual, Job Planning; Section "Program coordination"
9.9.11.2

Individual part program block

Functionality
Via REPEATB (B=Block) in part program block N150, the part program processing branches
to the part program block N120 that is labeled START_1. This is repeated x number of times.
If P is not specified, the program section is repeated exactly once. After the last repetition, the
part program is continued with the part program block N160 following the REPEATBinstruction.
:
N100 ...
N120 START_1: ...
N130 ...
N140 ...
N150 REPEATB START_1 P=n
N160 ...
:
Note
Label search direction
The part program block identified by the label can appear before or after the REPEATB
statement. The search initially commences toward the start of the program. If the label is not
found, a search is made in the direction of the program end.
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
K1: Mode group, channel, program operation, reset response
; Label: START_1
; Repetition after: START_1
9.9 Program operation
541