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MELSEC-Q
3 SPECIFICATIONS
(16) Local station address display area (Buffer memory address: 2557
(8D1
H
))
Used to store the number of the local station.
The storage area is 0 to 125.
(17) Self-diagnosis status code area (Buffer memory address: 2558
(8D2
H
))
Used to store the test status of the offline test using codes.
The types of the codes are as listed below.
Code
Status
0001
H
Under MPU test.
0002
H
Under time test.
0003
H
Under interruption test.
0004
H
Under RAM1 test.
0005
H
Under RAM2 test.
0010
H
Under swap circuit test
0011
H
Under Flash ROM test.
8001
H
An MPU test error occurs.
8002
H
A timer test error occurs.
8003
H
An interruption test error occurs.
8004
H
A RAM1 test error occurs.
8005
H
A RAM2 test error occurs.
8010
H
A swap circuit test error occurs.
8011
H
A Flash ROM test error occurs.
