Mitsubishi Electric QJ71C24N User Manual page 312

Q corresponding serial communication module
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10 DEDICATED INSTRUCTIONS
Error
Program example
10 - 30
(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
or less : QCPU User's Manual
H
(Hardware Design, Maintenance and Inspection)
7000
or more: Section 11.2
H
The following example shows 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:
MELSEC-Q
The function reads the communication status of
a target module and stores it in a device.
10 - 30

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