Mitsubishi Electric MELSEC FX3U Programming Manual page 337

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
2) When
D D
1
The numeric value (expressed in 2
- When all bits of
In the case of "n ≤ 3", all of high-order bits of
-
Command
input
Caution
• While the command input is OFF, the instruction is not executed. The activated decode output is held in
the previous ON/OFF status.
• When "n" is "0", the instruction executes no processing.
is a word device (1 ≤ n ≤ 4)
n
on the low-order side) of
D S are "0", b0 of the word device
1
FNC 41
S D
DECO
(1 ≤ n ≤ 4)
b15 b14 b13
1 0 1 0
1 0
b15 b14
D S
1
D D turns ON.
1
become "0" (turn OFF).
D D
1
When it is T,C,D,R,U \G ,V,Z,K or H
n
Ignored
b12 b11 b10 b9 b8 b7 b6 b5 b4
0 0 0 1 0 1 0 0 1 1 1 1
0 0 0 0 0 0 0 0 0
b13 b12 b11 b10 b9 b8 b7 b6 b5
Up to 16 bits
12 Data Operation – FNC 40 to FNC 49
12.2 FNC 41 – DECO / Decode
is decoded to .
D D
1
4 bits
When "n" is "4"
b3 b2 b1 b0
S
When is D0
← 2
n
← n
K4 K3 K2 K1
Turns ON when all bits
of are OFF.
S
0 0 0 0 0 D
When
b4 b3 b2 b1 b0
11
12
13
14
is D2
15
16
17
18
19
20
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