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MELSEC-Q
9 DEDICATED INSTRUCTIONS
Error
(1) In case of operation errors, the error flag (SM0) turns on and the error code is
stored in SD0.
See one of the following manuals according to the error code, and check and
correct the error.
<Error code>
4FFF
H
or less
: QCPU(Q Mode) User's Manual
(Hardware Design, Maintenance and Inspection)
7000
H
or more: Section 10.2 of the User's Manual (Basic)
Program example
A program that reads the communication status of a target module.
When input/output signals of the Q series C24 are from X/Y00 to X/Y1F
The function reads the communication status o
a target module and stores it in a device.
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