Display De 7 Segments

display de 7 segments

Electrònica digital

4t ESO

display de 7 segments: objectius

Codificació Taules de veritat Portes lògiques Simplificació amb mapes de Karnaugh Circuit amb portes lògiques Circuit amb decodificador binari-decimal

display de 7 segments

a

b

c

d

e

f

g

display de 7 segments

display de 7 segments:taula de veritat

0

1

2

3

4

5

6

7

8

9

Codi binari

D C B A

0 0 0 0

0 0 0 1

0 0 1 0

0 0 1 1

0 1 0 0

0 1 0 1

0 1 1 0

0 1 1 1

1 0 0 0

1 0 0 1

Segments display

a b c d e f g

1 1 1 1 1 1 0

0 1 1 0 0 0 0

1 1 0 1 1 0 1

1 1 1 1 0 0 1

0 1 1 0 0 1 1

1 0 1 1 0 1 1

1 0 1 1 1 1 1

1 1 1 0 0 0 0

1 1 1 1 1 1 1

1 1 1 1 0 1 1

Codi decimal

display de 7 segments:segment a

Codi binariSegment

aD C B A

0 0 0 0 1

0 0 0 1 0

0 0 1 0 1

0 0 1 1 1

0 1 0 0 0

0 1 0 1 1

0 1 1 0 1

0 1 1 1 1

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 1 0 1 1

01 0 1 1 1

11 X X X X

10 1 1 X X

DBCACAF ··

display de 7 segments:segment b

Codi binariSegment

bD C B A

0 0 0 0 1

0 0 0 1 1

0 0 1 0 1

0 0 1 1 1

0 1 0 0 1

0 1 0 1 0

0 1 1 0 0

0 1 1 1 1

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 1 1 1 1

01 1 0 1 0

11 X X X X

10 1 1 X X

DCBABAF ··

display de 7 segments: segment c

Codi binariSegment

cD C B A

0 0 0 0 1

0 0 0 1 1

0 0 1 0 0

0 0 1 1 1

0 1 0 0 1

0 1 0 1 1

0 1 1 0 1

0 1 1 1 1

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 1 1 1 0

01 1 1 1 1

11 X X X X

10 1 1 X X

CBAF

display de 7 segments: segment d

Codi binariSegment

dD C B A

0 0 0 0 1

0 0 0 1 0

0 0 1 0 1

0 0 1 1 1

0 1 0 0 0

0 1 0 1 1

0 1 1 0 1

0 1 1 1 0

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 1 0 1 1

01 0 1 0 1

11 X X X X

10 1 1 X X

DCBCBABACAF ·····

display de 7 segments: segment e

Codi binariSegment

eD C B A

0 0 0 0 1

0 0 0 1 0

0 0 1 0 1

0 0 1 1 0

0 1 0 0 0

0 1 0 1 0

0 1 1 0 1

0 1 1 1 0

1 0 0 0 1

1 0 0 1 0

BA

DC 00 01 11 10

00 1 0 0 1

01 0 0 0 1

11 X X X X

10 1 0 X X

CABAF ··

display de 7 segments: segment f

Codi binariSegment

fD C B A

0 0 0 0 1

0 0 0 1 0

0 0 1 0 0

0 0 1 1 0

0 1 0 0 1

0 1 0 1 1

0 1 1 0 1

0 1 1 1 0

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 1 0 0 0

01 1 1 0 1

11 X X X X

10 1 1 X X

DCBCABAF ···

display de 7 segments: segment g

Codi binariSegment

gD C B A

0 0 0 0 0

0 0 0 1 0

0 0 1 0 1

0 0 1 1 1

0 1 0 0 1

0 1 0 1 1

0 1 1 0 1

0 1 1 1 0

1 0 0 0 1

1 0 0 1 1

BA

DC 00 01 11 10

00 0 0 1 1

01 1 1 0 1

11 X X X X

10 1 1 X X

DCBCBBAF ···

display de 7 segments:funcions output

Segment a

Segment b

Segment c

Segment d

Segment e

Segment f

Segment g DCBCBBAF ···

CABAF ··

DBCACAF ··

DCBABAF ··

DCBCABAF ···

DCBCBABACAF ·····

CBAF

display de 7 segments

display de 7 segments

display de 7 segments

display de 7 segments