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
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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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.
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