Question: Can data be passed between the main program and a subroutine called using a CALL instruction? All data used by the subroutine needs to be
Can data be passed between the main program and a subroutine called using a CALL instruction?
All data used by the subroutine needs to be defined within the subroutine itself.
Yes, some PLC platforms allow passing data through arguments or registers.
Data exchange requires additional communication instructions.
No data exchange between them is not possible.
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