410
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
15 External FX I/O Device – FNC 70 to FNC 79
15.4 FNC 73 – SEGD / Seven Segment Decoder
2. Seven-segment decoding table
Caution
1. Number of occupied devices
Low-order 8 bits of
are occupied, and high-order 8 bits do not change.
Seven-segment
configuration
Display
data
Hexadeci-
mal num-
ber
b3
b2
b1
b0
B15
...
B8
B7
B6
B5
B4
B3
B2
B1
B0
0
0
0
0
0
−
−
0
0
1
1
1
1
1
1
1
0
0
0
1
−
−
0
0
0
0
0
1
1
0
2
0
0
1
0
−
−
0
1
0
1
1
0
1
1
3
0
0
1
1
−
−
0
1
0
0
1
1
1
1
4
0
1
0
0
−
−
0
1
1
0
0
1
1
0
5
0
1
0
1
−
−
0
1
1
0
1
1
0
1
6
0
1
1
0
−
−
0
1
1
1
1
1
0
1
7
0
1
1
1
−
−
0
0
1
0
0
1
1
1
8
1
0
0
0
−
−
0
1
1
1
1
1
1
1
9
1
0
0
1
−
−
0
1
1
0
1
1
1
1
A
1
0
1
0
−
−
0
1
1
1
0
1
1
1
B
1
0
1
1
−
−
0
1
1
1
1
1
0
0
C
1
1
0
0
−
−
0
0
1
1
1
0
0
1
D
1
1
0
1
−
−
0
1
0
1
1
1
1
0
E
1
1
1
0
−
−
0
1
1
1
1
0
0
1
F
1
1
1
1
−
−
0
1
1
1
0
0
0
1
S
D
The head bit device or the least significant
bit of a word device is handled as B0.
D