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12.7 Special Register List
12
TROUBLESHOOTING
Table12.26 Special register
Number Name Meaning Explanation
Set by
(When set)
Corresponding
CPU
SD1272
to
SD1275
Safety station
interlock
status (CC-
Link
Safety master
module 2)
0: Interlock is
not executed
1: During
interlock
Bit corresponding to the station number turns 1 when the master
station goes to the interlock status after the error was detected
at the master station.
1 to 64 in the table indicate station numbers.
S (Status
change)
QS
SD1276
to
SD1279
Safety station
interlock
cancel request
(CC-Link
Safety master
module 2)
0: I/O interlock
of safety
station on CC-
Link Safety
not released
1: I/O interlock
of safety
station on CC-
Link Safety
released
Cancel the I/O interlock of safety station by changing the bit of
register from 0 to 1.
1 to 64 in the table indicate station numbers.
U (Request)
SD1272
SD1273
SD1274
SD1275
16
32
48
64
15
31
47
63
to
to
to
to
2
18
34
50
1
17
33
49
b15 b14 to b1 b0
SD1276
SD1277
SD1278
SD1279
16
32
48
64
15
31
47
63
to
to
to
to
2
18
34
50
1
17
33
49
b15 b14 to b1 b0