Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual page 404

[Timing chart]
A
X1
Current
2
value of
1
C0
Counter is reset
A
(part in above
RST
program).
C0
Y7
X2
Operation error
Error code Description
(SD0/SD8067)
3360H The 17th level of the nesting is executed.
3380H The subroutine program specified by the pointer in the CALL(P) instructions do not exist.
3381H After the CALL(P) instructions are executed, the END, FEND, GOEND, or STOP instruction is executed before the RET (SRET)
instruction is executed.
3382H The RET (SRET) instruction is executed before the CALL(P) instructions are executed.
8 APPLICATION INSTRUCTION
402
8.4 Structuring Instruction
Subroutine is executed.
3
1
Counter reset instruction is
deactivated (part
above program).
Resets Y7.
4
3
2
B in
A: Execution of subroutine P0 triggered by X0