Omron CP - PROGRAMMING MANUAL 05-2007 Programming Manual page 720

Subroutines
Cyclic or interrupt task
A
0.00
GSBS
B
0.01
GSBS
Subroutine program
S
END
Interrupt task 0
GSBN
Global subroutine
program S1
GRET
GSBN
Global subroutine
program S2
GRET
When CIO 0.00 is ON, global subroutine program 1 is executed.
When CIO 0.01 is ON, global subroutine program 2 is executed.
CIO 0.00 ON
1
CIO 0.01 CIO 0.01 ON
OFF
2
1
2
Section 3-18
It is possible to debug problems
within particular tasks by using
regular subroutines in the local task
only as well as global subroutines
that are shared with other tasks.
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