Mitsubishi MELSEC Q Series Programming Manual page 507

Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns ON, and
an error code is stored into SD0.
• The device specified for the argument cannot be secured for the data size.
• Following the execution of the XCALL(P) instruction, the END, FEND, GOEND or STOP
instruction is executed before the execution of the RET instruction.
• The RET instruction is executed prior to the execution of the XCALL(P) instruction.
• A 17th nesting level is executed.
• There is no subroutine program for the pointer specified in the XCALL(P) instruction.
Program Example
(1) The following program executes a subroutine program with argument when X20 is turned
ON.
[Ladder Mode] [List Mode]
Step Instruction
XCALL
(Error code: 4101)
(Error code: 4211)
(Error code: 4212)
(Error code: 4213)
(Error code: 4210)
Device
7-133
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