Re: [foxboro] HLBL User Labels
- From: "Weiss, Andreas" <Andreas.Weiss@xxxxxxxxxxxx>
- To: <foxboro@xxxxxxxxxxxxx>
- Date: Sat, 2 Sep 2006 04:44:16 -0500
> > I think a User Label is a global name and will be recognized in the
> > subroutines. There is no need to use arguments.
> >=20
>=20
Hi Jim,
=20
but it isn't a good style of programming to do this.
=20
Regards,
Andreas
=20
> > If interested, you can try this:
> >=20
> > INDEPENDENT_SEQUENCE
> > CONSTANTS
> > VARIABLES
> > USER_LABELS
> > In_Flag :BI0001;
> > Out_Flag :BO0001;
> >=20
> > SUBROUTINE my_flags ( )
> > VARIABLES
> > STATEMENTS
> > Out_Flag :=3D3D In_Flag;
> >=20
> > ENDSUBROUTINE
> >=20
> > STATEMENTS
> >=20
> > WHILE TRUE DO
> > CALL my_flags ( );
> > WAIT 0.1;
> > ENDWHILE
> >=20
> > ENDSEQUENCE
> >=20
> > To run the test, just toggle BI0001 and you will see that=20
> > BO0001 follows
> > it.
> >=20
> > Jim Pan
> > Invensys Lifetime Learning
> >=20
>=20
>=20
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