App - 26 App - 26
MELSEC-Q
APPENDICES
Table 3 Link special register (SW) list (Continued)
No. Name Description
Availability
Control
station
Normal
station
Remote
master
station
Remote I/O
station
Optical Coaxial Optical Coaxial Optical Coaxial Optical Coaxial
SW00AA
(170)
Online test execution item
(responding side)
Stores the online test items on the responding side.
(Valid when the SB00AB is on.)
Stations disconnected from the network are not included among
the faulty stations because there is no response.
SW00AA
b15 b0
to
to
b8 b7
to
to
Item number
10
H
: Loop test
20
H
: Setup confirmation test
30
H
: Station order check tes
t
40
H
: Communication test
00
SW00AB
(171)
Online test result
(responding side)
Stores the online test result of the responding side.
(Valid when the SB00AB is on.)
0 : Test normal
Other than 0
: Test error content (refer to the error codes in
Section 8.3)
SW00AC
(172)
Offline test execution
item/faulty station
(requesting side)
Stores the offline test items and faulty station on the requesting
side. (Valid when the SB00AD is on.) Stations disconnected from
the network are not included among the faulty stations because
there is no response.
Any given station number (0 to 64, 7D
H) is saved in the maximum
faulty station number (b8 to b15) for the loop test.
SW00AC
b15 b0
to
to b8
b7
to
to
Maximum faulty
station number
Item number
3: Loop test (forward loop)
4: Loop test (reverse loop)
5: Station-to-station test (master station)
6: Station-to-station test (slave station)
7: Self-loopback test
8: Internal self-loopback test
SW00AD
(173)
Offline test result
(requesting side)
Stores the offline result of the requesting side.
(Valid when the SB00AD is on.)
0 : Test normal
Other than 0
: Test error content (refer to the error codes in
Section 8.3)
SW00AE
(174)
Offline test execution item
(responding side)
Stores the request-side offline test items and error stations.
(Enabled when SB00AF is on.)
When station breaks from network, it is not included with error
stations because there is no response.
SW00AA
b15 b0
to
to
b8 b7
to
to
Item number
3: Loop test (forward loop)
4: Loop test (reverse loop)
00
SW00AF
(175)
Offline test result
(responding side)
Stores results of request-side offline test.
(Enabled when SB00AF is on.)
0 : Test normal
Other than 0
: Test error content (refer to the error codes in
Section 8.3)