Appendix 1.1 Caution When Performing A Write While Running Dedicated Instruction - Mitsubishi A1SJH User Manual

APPENDICES

Appendix 1.1 Caution when Performing a Write while Running Dedicated Instruction

Description of write
performed when running.
Normal configuration is written
when running.
LEDA/LEDB was added by
mistake.
LEDA/LEDB was deleted by
mistake.
LEDC/SUB was added by
mistake.
LEDC/SUB was deleted by
mistake.
LEDR was added by mistake.
LEDR was deleted by mistake.
REMARK
Detailed error code 104 indicates "the program configuration of the CC-Link dedicated instruction is
incorrect." (See Section 11.3.1.)
APP - 5
For LEDA
After write, the previous contact
turns on and the instruction is
executed.
Error 104 occurs
(incorrect configuration).
The LEDC/SUB/LEDR is
processed as a regular
instruction.
Error 104 occurs
(incorrect configuration).
Error 104 occurs
(incorrect configuration).
The latter LEDR is processed
as a regular instruction.
Error 104 occurs if LEDR does
not exist directly after the
deleted LEDR.
MELSEC-A
For LEDB
After write, the instruction is
executed when the previous
contact is turned from OFF to
ON.
If the previous contact stays
after write, the instruction is not
executed, so no process is
performed. When the previous
contact is turned from OFF to
ON, error 104 results.
Same as stated on left.
If the previous contact stays
after write, the instruction is not
executed, so no process is
performed. When the previous
contact is turned from OFF to
ON, error 104 results.
If the previous contact stays
after write, the instruction is not
executed, so no process is
performed. When the previous
contact is turned from OFF to
ON, error 104 results.
The latter LEDR is processed
as a regular instruction.
Error 104 occurs if LEDR does
not exist directly after the
deleted LEDR.
If LEDR exists, all instructions
in between are not executed.