Silicon, Circuits, and the Digital Revolution

7-Segment Display

Truth Table to Decode Binary into 7-Segment

Decimal
Number
  Inputs   Outputs
    D C B A   a b c d e f g
0
1
2
3
4

5
6
7
8
9

  0
0
0
0
0

0
0
0
1
1

0
0
0
0
1

1
1
1
0
0

0
0
1
1
0

0
1
1
0
0

0
1
0
1
0

1
0
1
0
1

  1
0
1
1
0

1
1
1
1
1

1
1
1
1
1

0
0
1
1
1

1
1
0
1
1

1
1
1
1
1

1
0
1
1
0

1
1
0
1
1

1
0
1
0
0

0
1
0
1
0

1
0
0
0
1

1
1
0
1
1

0
0
1
1
1

1
1
0
1
1


SCEN103 Comments, suggestions, or requests to ghw@udel.edu.
"http://www.physics.udel.edu/~watson/scen103/colloq2000/7-seg.html"
Last updated April 12, 2000.
© George Watson, Univ. of Delaware, 2000.