Mitsubishi MELSEC-Q/L Programming Manual page 403

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(3) If the EFCALL(P) instruction is used in conjunction with the ECALL(P) instruction, non-execution processing of a
subroutine program is performed when the execution command is turned OFF, enabling forcible turning OFF of the OUT
instruction and the PLS instruction (including
In case the EFCALL(P) instruction is not used in conjunction with the ECALL(P) instruction, non-execution processing of
a subroutine program is not performed even if the execution command is turned OFF. Therefore, output status of the
individual coil instructions remains unchanged.
[File Name: ABC.QPG]
[File Name: ABC.QPG]
(4) Only the file name of a program file stored in the drive 0 (program memory/internal RAM) can be designated for a file
name.
(5) It is not necessary to designate the extension (.QPG) with the file name.
(Only .QPG files will be acted on.)
P instructions).
When EFCALL instruction is used
Forced OFF by FCALL instruction
When EFCALL instruction is not used
EFCALL, EFCALLP
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