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895
FX
3G
/FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
31
FN
C
275-
FN
C
279
Da
ta
Transf
er 3
32
FN
C
280-
FN
C
289
H
igh Speed
Pr
ocessing 2
33
FN
C
29
0-F
N
C
299
Ext
ens
ion Fi
le
R
egi
ster
34
FN
C
300-
FN
C
305
FX
3U
-C
F-A
D
P
35
SFC•S
TL
Pr
ogr
am
m
ing
36
In
ter
rupt
Functi
on
37
Special D
evice
38
E
rro
r C
ode
A
Ve
rs
ion U
p
In
fo
rm
atio
n
B
Execution T
im
es
Sampling Trace
*1
[FX
3U
, FX
3UC
, FX
2N
, and FX
2NC
PLCs ]
[D]8074
These devices are occupied by the PLC system
when the sampling trace function is used in a
connected personal computer
*1
.
–
3
3
M8075 to
M8079
–
–
3
–
3
[D]8075
–
3
3
–
–
3
–
3
[D]8076
–
3
3
–
–
3
–
3
[D]8077
–
3
3
–
–
3
–
3
[D]8078
–
3
3
–
–
3
–
3
[D]8079
–
3
3
–
–
3
–
3
[D]8080
–
3
3
–
–
3
–
3
[D]8081
–
3
3
–
–
3
–
3
[D]8082
–
3
3
–
–
3
–
3
[D]8083
–
3
3
–
–
3
–
3
[D]8084
–
3
3
–
–
3
–
3
[D]8085
–
3
3
–
–
3
–
3
[D]8086
–
3
3
–
–
3
–
3
[D]8087
–
3
3
–
–
3
–
3
[D]8088
–
3
3
–
–
3
–
3
[D]8089
–
3
3
–
–
3
–
3
[D]8090
–
3
3
–
–
3
–
3
[D]8091
–
3
3
–
–
3
–
3
[D]8092
–
3
3
–
–
3
–
3
[D]8093
–
3
3
–
–
3
–
3
[D]8094
–
3
3
–
–
3
–
3
[D]8095
–
3
3
–
–
3
–
3
[D]8096
–
3
3
–
–
3
–
3
[D]8097
–
3
3
–
–
3
–
3
[D]8098
–
3
3
–
–
3
–
3
*1.
The sampling trace devices are used by peripheral equipment.
Number and name
Content of register
Applicable model
FX
3G
FX
3U
FX
3UC
Correspond-
ing special
device
FX
1S
FX
1N
FX
2N
FX
1NC
FX
2NC