Siemens SINUMERIK 840D sl Programming Manual page 171

Program code
N30 X0
N40 M30
Further Information
Single block disable for unsynchronized subprograms
In order to execute an ASUB in one step, a
ASUB with
$MN_ASUP_EDITABLE).
Example of an editable system ASUB:
Program code
N10 PROC ASUB1 SBLOF DISPLOF
N20 IF $AC_ASUP=='H200'
N30 RET
N40 ELSE
N50 REPOSA
N60 ENDIF
Program control in single block mode
With the single block execution function, the user can execute a part program block-by-
block. The following setting types exist:
● SBL1: IPO single block with stop after each machine function block.
● SBL2: Single block with stop after each block.
● SBL3: Stop in the cycle (the
Job Planning
Programming Manual, 03/2013, 6FC5398-2BP40-3BA1
N230 UP3(0)
PROC UP3(INT _NR)
N300 SBLOF
N305 X30
N310 SBLON
N320 X32
N330 SBLOF
N340 X34
N350 M17
N240 X24
N250 M17
N120 X12
N130 M17
. This also applies to the function "Editable system ASUB" (MD11610
SBLOF
Comment
; Suppress single block stop.
; Activate single block stop.
; Execution is stopped in this block.
; Suppress single block stop.
; SBLOF is active.
; Execution is stopped in this block.
SBLON is active.
; Execution is stopped in this block.
SBLON is active.
; Execution is stopped in this
return jump block. SBLOF of the PROC
instruction is active.
; Execution is stopped in this block.
; Execution is stopped in this block.
instruction must be programmed in the
PROC
Comments
; No REPOS for mode change.
; REPOS in all other cases.
command is suppressed by selecting SBL3).
SBLOF
Flexible NC programming
1.24 Subprogram technique
171