2) A Hexadecimal to 7-segment display controller will be designed. Block diagram of the complete system is shown in Fig. 1. In order to turn on a segment the corresponding control output of the controller is set to logic-1. а) Fill in the truth table given in Fig. 2. b) The circuits for c0 and cl will be implemented by using 8-to-1 MUXS and AND, OR, NOT gates. Draw the circuits for c0 and cl. c) The circuits for c2 and c6 will be implemented by using 3-to-8 active 1 output with enable input DECODERS and NOR gates. Draw the circuits for c2 and c6. A B C D | co cl c2 c3 c4 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 10 0 0 10 0 1 10 1 0 10 1 1 1 1 0 0 1 1 0 1 1 10 1 1 1 c5 c6 c5 c0|| cl c4 c6|c2 c3 со с1 с2 с3 с4 с5 сб Hex to7-segment controller † † ↑ f A B C D 0123456789 1 1 Figure 2 Figure 1
2) A Hexadecimal to 7-segment display controller will be designed. Block diagram of the complete system is shown in Fig. 1. In order to turn on a segment the corresponding control output of the controller is set to logic-1. а) Fill in the truth table given in Fig. 2. b) The circuits for c0 and cl will be implemented by using 8-to-1 MUXS and AND, OR, NOT gates. Draw the circuits for c0 and cl. c) The circuits for c2 and c6 will be implemented by using 3-to-8 active 1 output with enable input DECODERS and NOR gates. Draw the circuits for c2 and c6. A B C D | co cl c2 c3 c4 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 10 0 0 10 0 1 10 1 0 10 1 1 1 1 0 0 1 1 0 1 1 10 1 1 1 c5 c6 c5 c0|| cl c4 c6|c2 c3 со с1 с2 с3 с4 с5 сб Hex to7-segment controller † † ↑ f A B C D 0123456789 1 1 Figure 2 Figure 1
Chapter22: Sequence Control
Section: Chapter Questions
Problem 6SQ: Draw a symbol for a solid-state logic element AND.
Related questions
Question
A Hexadecimal to 7-segment display controller will be designed. Block diagram of the complete
system is shown in Fig. 1. In order to turn on a segment the corresponding control output of the controller is
set to logic-1.
a) Fill in the truth table given in Fig. 2.
b) The circuits for c0 and c1 will be implemented by using 8-to-1 MUXs and AND, OR, NOT
gates. Draw the circuits for c0 and c1.
c) The circuits for c2 and c6 will be implemented by using 3-to-8 active 1 output with enable input
DECODERs and NOR gates. Draw the circuits for c2 and c6.
Transcribed Image Text:2)
A Hexadecimal to 7-segment display controller will be designed. Block diagram of the complete
system is shown in Fig. 1. In order to turn on a segment the corresponding control output of the controller is
set to logic-1.
а)
Fill in the truth table given in Fig. 2.
b)
The circuits for c0 and el will be implemented by using 8-to-1 MUXS and AND, OR, NOT
gates. Draw the circuits for c0 and cl.
c)
The circuits for c2 and c6 will be implemented by using 3-to-8 active 1 output with enable input
DECODERS and NOR gates. Draw the circuits for c2 and c6.
A B C D c0 cl
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
10 01
1 0 1 0
10 11
1 1 0 0
11 01
11 1 0
1 11
c2 c3 c4
c5 c6
c5
c0|| c1
c4
c6|c2
c3
со с1 с2 с3 с4 с5 сб
Hex to7-segment
controller
† † ↑ f
А вс D
0123456789
A6CJEF
1
Figure 2
Figure 1
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