509
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
19 Data Operation 2 – FNC140 to FNC149
19.1 FNC140 – WSUM / Sum of Word Data
11
FN
C30-
FN
C39
R
o
ta
tion and
Sh
ift
12
FNC
4
0
-FNC49
D
a
ta
Op
e
ra
tio
n
13
FNC5
0
-FNC5
9
H
igh Speed
Pr
ocessi
ng
14
FM
C6
0
-F
NC6
9
H
and
y
In
st
ru
cti
o
n
15
FNC7
0
-FNC7
9
Ex
te
rn
a
l F
X
I
/O
D
evi
ce
16
FNC8
0
-FNC8
9
Ext
e
rnal
FX
D
evi
ce
17
F
N
C1
00
-F
NC
10
9
Da
ta
Tr
ansf
e
r 2
18
FN
C
110-FN
C
13
9
Fl
oat
ing P
o
in
t
19
FN
C
140-FN
C
149
Da
ta
O
per
at
io
n
2
20
FN
C
15
0-F
N
C
159
P
o
si
tioni
ng
C
ont
ro
l
19.1
FNC140 – WSUM / Sum of Word Data
Outline
This instruction calculates the sum of consecutive 16-bit or 32-bit data.
When calculating the addition data (sum value) in units of byte (8 bits), use CCD (FNC 84) instruction.
→
For CCD (FNC 84) instruction, refer to Section 16.5.
1. Instruction format
2. Set data
3. Applicable devices
Explanation of function and operation
1. 16-bit operation (WSUM and WSUMP)
The sum of "n" 16-bit data starting from
is stored as 32-bit data in [
+1,
].
Operand type
Description
Data type
Head device number storing data whose sum is calculated
16- or 32-bit binary
Head device number storing sum
32- or 64-bit binary
n
Number of data (0 < n)
16- or 32-bit binary
Oper-
and
Type
Bit Devices
Word Devices
Others
System User
Digit Specification
System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS
T
C
D
R U
\G
V
Z Modify K
H
E
"
"
P
3 3 3 3
3
3
3 3 3 3
3
3
n
3 3
3 3
DWSUM
DWSUMP
Mnemonic
Operation Condition
P
FNC 140
WSUM
D
16-bit Instruction
7 steps
WSUM
WSUMP
Mnemonic
Operation Condition
Continuous
Operation
Pulse (Single)
Operation
32-bit Instruction
13 steps
Continuous
Operation
Pulse (Single)
Operation
S
D
S
D
S
D
D
Command
input
FNC140
WSUM
[ +1, ]
K13914
S
D
n
S
D
D
Sum of
"n" data
"n"
points
(n = 6)
K4444
K3333
K1234
K-5426
K326
K10000
+1
+0
+3
+2
+4
+5