725
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
33 Extension File Register Control – FNC290 to FNC299
33.4 FNC293 – LOGR / Logging R and ER
31
FN
C
275-FN
C
279
Da
ta
Tr
ans
fe
r 3
32
FN
C
280
-F
N
C
28
9
H
igh Speed
Pr
oces
si
ng 2
33
FN
C
290-FN
C
299
Ext
ensi
on Fi
le
R
egi
st
er
34
SF
C
•S
T
L
Pr
o
g
ra
m
m
in
g
35
In
te
rru
p
t
Funct
ion
36
Sp
e
cia
l De
vic
e
37
E
rro
r C
o
d
e
A
V
e
rs
ion U
p
In
fo
rm
a
tio
n
B
Ex
ec
ut
ion Ti
m
e
s
C
Appl
ic
ab
le
In
st
ru
ct
ion Li
st
Program example
In the program example shown below, D1 and D2 are logged to the area from R2048 to R4095 every time
X001 turns ON.
X001
FNC293
LOGRP
D1
K2
R2048
K2
D100
HFFFF
HFFFF
R2048
R2049
HFFFF
HFFFF
R2050
R2051
HFFFF
HFFFF
R2052
R5899
HFFFF
R5900
HFFFF
R5901
HFFFF
R6143
Initial
value
H1234
H5678
HFFFF
HFFFF
HFFFF
HFFFC
HFFFF
HFFFF
HFFFF
X001
OFF
→
ON
1st time
H1234
H5678
D1
D2
H1234
H5678
H9ABC
H1122
HFFFF
HFFF0
HFFFF
HFFFF
HFFFF
X001
OFF
→
ON
2nd time
H9ABC
H1122
D1
D2
Because two words
are used, low-order
two bits are set to
OFF (0).
Because two words
are used, low-order
two bits are set to
OFF (0).
Data writing
area
Writing position
control area
H0000
D100
H0002
H0004