EE2006: Digital Design
EE2006: Digital Design Tutorial Questions (Part 1)
(Self-study Questions: 1, 3) Number systems 1. (a) Convert the hexadecimal number A59.FCE to binary. (b) Convert the decimal number 1400.16 to hexadecimal. (c) Convert the binary nu
EE2006: Digital Design
Circuit design with logic gates 12. For circuits 1 and 2 below: (a) Fill in all the intermediate signal names using the positive logic convention (b) Find the logic expression for Z for the two cases. Circuit 1 A.H B.L Z.H
C.L
D.H C
EE2006: Digital Design
15.
Design a circuit to realize Z A B B C D B D in the positive logic convention. A and B are active low signals while C, D and Z are active high. Use a minimum number of gates, and draw clear circuit diagrams with alternate gate re
EE2006: Digital Design
15.
Z = A B+ B C D + B D = B C + A B+ B D
AB Logic circuit
A . H B. H
CD C.H D.H
00 01 11 10 00 1 1 0 1 01 1 1 0 1 11 0 1 0 0 10 1 1 0 1
A . H B. H
B. H
BC. H A B. H BD. H
BC + A B+ BD. H
Z = BC + A B+ BD. H
16. AB CD 00 01 11 10 00