Check Structures (If); Jump Instructions (Goto, Gotof, Gotob) - Siemens Sinumerik 840D sl Programming Manual

10.5.7

Check structures (IF)

Function
IF check structures can be used in synchronized actions for branches in the processing
sequence of technology cycles.
Syntax
IF <condition>
$R1=1
[ELSE] optional
$R1=0
ENDIF
10.5.8

Jump instructions (GOTO, GOTOF, GOTOB)

Function
Jump instructions (GOTO, GOTOF, GOTOB) are possible in technology cycles. The specified
labels must be present in the subprograms to prevent alarms from being triggered.
Note
Labels and block numbers may only be constants.
Syntax
Unconditional jumps
GOTO Label, block number
GOTOF Label, block number
GOTOB Label, block number
Job planning
Programming Manual, 02/2011, 6FC5398-2BP40-1BA0
Motion synchronous actions
10.5 Technology cycles
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