Refresh Function - Siemens SINUMERIK 840D sl Commissioning Manual

Commissioning cnc part 2 (hmi)

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LB("PROG1") ;Load block

CALL("UP1") ;Call and execute subprogram

Aborting the current subprogram (RETURN)

The RETURN function can be used to prematurely terminate execution of the

current subprogram and to return to the branch point of the last CALL command. If

no RETURN command is configured in the subprogram, the branch point is not

reached again until the end of the current subprogram.

IF VAR1.val=="Otto"

VAR1.val="Hans"

VAR1.val="Otto"

REFRESH function

The function has no parameters. It can be called in any block (e.g., PRESS ...

1. All active variable content (input/output fields) in the display range are output

again with the background and foreground.

2. All active and visible short description texts, graphic texts and unit texts are

output again without clearing the text background first.

SINUMERIK 840D sl/840D/840Di/810D HMI Installation and Start-Up Guide (IAM) – 08/2005 Edition

Expanding the Operator Interface (BE1)

;Block start

;Subprogram start

;If the variable value = Otto,

;the value Hans is assigned to the

;variable and the subprogram

;is terminated at this point

;If the variable value ≠ Otto,

;the value Otto is assigned to the

;Subprogram end

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