... Computer Engineering
ECE380 Digital Logic
Introduction to Logic Circuits:
Design Examples
Dr. D. J. Jackson Lecture 5-2Electrical & Computer Engineering
Design examples
• Logic circuits provide ... Engineering
ECE380 Digital Logic
Introduction to Logic Circuits:
Synthesis using AND, OR, and
NOT gates
Dr. D. J. Jackson Lecture 4-2Electrical & Computer Engineering
Example logic circuit design
• ... AND logical AND
–OR logical OR
– NOT logical NOT
– NAND, NOR, XOR, XNOR (covered later)
• Assignment operator <=
– A variable (usually an output) should be assigned the result
of the logic...
...
inverse
Digital Logic and Microprocessor Design with VHDL Chapter 2 - Digital Circuits
43
the focus is on the design of the digital circuitry of the microprocessor, the memory, and other supporting digital ... to reduce a Boolean equation
Digital Logic and Microprocessor Design with VHDL Chapter 2 - Digital Circuits
51
Digital Logic and
Microprocessor Design
With VHDL
Enoch ... IEEE.STD _LOGIC_ 1164.all;
ENTITY NOR3gate IS PORT (
x: IN STD _LOGIC;
y: IN STD _LOGIC;
z: IN STD _LOGIC;
f: OUT STD _LOGIC) ;
END NOR3gate;
ARCHITECTURE Dataflow OF NOR3gate IS
SIGNAL xory, xoryorz : STD _LOGIC;
BEGIN
xory...
...
inverse
Digital Logic and Microprocessor Design with VHDL Chapter 2 - Digital Circuits
43
the focus is on the design of the digital circuitry of the microprocessor, the memory, and other supporting digital ... IEEE.STD _LOGIC_ 1164.all;
ENTITY Siren IS PORT (
M: IN STD _LOGIC;
D: IN STD _LOGIC;
V: IN STD _LOGIC;
S: OUT STD _LOGIC) ;
END Siren;
ARCHITECTURE Dataflow OF Siren IS
SIGNAL term_1, term_2, term_3: STD _LOGIC;
BEGIN
term_1 ... Next-state logic
State memory
Output logic
Combinational circuit
Sequential circuit
Transistor level design
Gate level design
Register-transfer level design
Behavioral level design...
... paperback edition, this book is available in the Adobe
PDF fi le format and through the Mobipocket digital platform, including
Amazon Kindle.
Technical Credits:
Cover Design: George Foster, Fairfi ... instead.”
Books by Brandon Royal:
The Little Red Writing Book:
20 Powerful Principles of Structure, Style and Readability
Writer’s Digest ISBN: 978-1-1582975-21-4
The Little Gold Grammar Book:
Mastering ... reference material from this book for academic
or non-commercial purposes may do so provided the book, with title
and author’s name, is cited as a source.
Published by:
Maven Publishing
4520 Manilla...
... 1
0 0
F
1
1
1
0
Figure 3-9. (a) Electrical characteristics of a device.
(b) Positive logic. (c) Negative logic.
Data in
Write
gate
I
0
I
1
I
2
QD
CK
Word 0
Word 1
Word 2
Word 3
O
1
O
2
O
3
CS
RD
OE
Word ... management
Miscellaneous
64
3
27
Power
5
VID
TRDY#Response
RS#
3
Misc#
5
Misc#
Parity#
3
3
Parity#
5
REQ#
ADS#
33
A#
Misc#
BPRI#
DBSY#
DRDY#
LOCK#
D#
Pentium II
CPU
Bus
arbitration
Request
Data
Snoop
Error
Φ
Figure 3-44. Logical pinout of the Pentium II. Names in
upper case are the official Intel names for individual ... only
NOR
gates.
Collector
Base
+V
CC
V
out
V
in
Emitter
(a)
V
out
+V
CC
+V
CC
V
out
V
2
(b)
V
1
V
1
(c)
V
2
Figure 3-1. (a) A transistor inverter. (b) A
NAND
gate. (c) A
NOR
gate.
A
INVA
ENA
B
Logical unit
Carry in
AB
B
Enable
lines
F
0
F
1
Decoder
Output
Sum
Carry out
Full
adder
A + B
ENB
Figure...
... DATA
SECTION
Condition
Signals
Data
In
Data
Out
Clock
Control
Inputs
Control
Signals
Figure 1-31 Synchronous Digital System
9
Figure 2-5 D Flip-flop Model
entity DFF is
port (D, CLK: in bit;
Q: out bit; ... '1');
initialize QN to '1' since bit signals are initialized to '0' by default
end DFF;
architecture SIMPLE of DFF is
begin
process (CLK) process is executed when...
... Ed
8
Analog
and
Digital Filter Design
Denormalization of State Variable Design
Cauer and Inverse Chebyshev Active Filters
Denormalizing Biquad Designs
Reference
Exercises
CHAPTER ... processing.
38
Digital
Analog and Digital Filter Design
Filter Types
Digital filters are becoming more widespread in use and are replacing analog
filters in many systems. Digital filters ... Hence digital filter designs do not produce component values.
Instead, they produce a series
of
numbers (coefficients) that are used by the mul-
tiplication functions. There are no design...
... automated digital terrain model creation
by using digital photogrammetry
Tran Quoc Binh*
College of Science, VNU
Received 24 February 2007
Abstract. In the method of creating digital terrain ...
Keywords: Digital terrain model (DTM); Picket sampling interval; Digital photogrammetry; DTM
accuracy.
1. Introduction
*
Being known from 1950s, the Digital
Terrain Models (DTM), as well as the Digital ...
Received 24 February 2007
Abstract. In the method of creating digital terrain model (DTM) by using digital photogrammetry,
the picket sampling interval (PSI) plays an important role since it...
...
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... any digitaldesign is design validation. Design val-
idation is the process that a designer checks his or her design for any
design flaws that may have occurred in the design process. A design ... developed
by designer to assert that these properties are not violated. An asser-
tion monitor fires if a design property put in by the designer is violated.
This alerts the designer that the design ... in
various aspects of digital systems design and manufacturing and students
with the basic knowledge of digital system design. The emphasis of the
book is on using Verilog HDL for the design, verification,...