digital logic design with vhdl
Tài liệu Logic Design with VHDL doc
Ngày tải lên :
12/12/2013, 09:16
... 1
0
1
10
1
0
10
01
00
11
10
A
BC
C
B
A
F
A
F = AB' + BC + AC
(c) Network with hazard removed
C
E
B
A
D
F
0 1
0
1
10
1
0
10
01
00
11
10
A
BC
F = AB' + BC
1 - Hazard
(a) Network with 1-hazard
B
D
E
F
0 ns 10 ns 20 ns 30 ... inversion
Figure 1-7 Conversion to NOR Gates
(a) AND-OR network
(b) Equivalent NOR-gate network
8
VHDL Processes
General form of Process
process(sensitivity-list)
begin
sequential-statements
end ... 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;...
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Digital Logic and Microprocessor Design With VHDL potx
Ngày tải lên :
19/03/2014, 21:20
...
duals
equivalent
equivalent
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, ... gate
LIBRARY ieee;
USE ieee.std _logic_ 1164.ALL;
ENTITY and2gate IS PORT(
i1, i2: IN STD _LOGIC;
Digital Logic and Microprocessor Design with VHDL Chapter 1 - Designing Microprocessors
24
Similarly, ... result to be valid), cost
Digital Logic and Microprocessor Design with VHDL Chapter 1 - Designing Microprocessors
20
Contents
Contents
Preface
Chapter 1 Designing Microprocessors...
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Tài liệu Circuit design with VHDL ppt
Ngày tải lên :
12/12/2013, 11:16
... another.
While books on VHDL give limited emphasis to digital design concepts, and books
on digital design discuss VHDL only briefly, the present work completely integrates
them. It is indeed a design- oriented ... expected.
1.5 Design Examples
As mentioned in the preface, the book is indeed a design- oriented approach to the
task of teaching VHDL. The integration between VHDL and Digital Design is
achieved ... intended as a text for any of the following EE/CS courses:
VHDL
Automated Digital Design
Programmable Logic Devices
Digital Design (basic or advanced)
It is also a supporting text for...
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Circuit Design with VHDL pptx
Ngày tải lên :
19/03/2014, 21:20
... THEN
d
clk
rst
q
DFF
Figure 2.5
DFF with asynchronous reset.
18 Chapter 2
TLFeBOOK
with VHDL
Volnei A. Pedroni
Circuit Design
Circuit Design with VHDL
Volnei A. Pedroni
This textbook teaches VHDL using system ... another.
While books on VHDL give limited emphasis to digital design concepts, and books
on digital design discuss VHDL only briefly, the present work completely integrates
them. It is indee d a design- oriented ... intended as a text for any of the following EE/CS courses:
VHDL
Automated Digital Design
Programmable Logic Devices
Digital Design (basic or advanced)
It is also a supporting text for...
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- 0
Circuit Design with VHDL ppt
Ngày tải lên :
23/03/2014, 08:20
... another.
While books on VHDL give limited emphasis to digital design concepts, and books
on digital design discuss VHDL only briefly, the present work completely integrates
them. It is indee d a design- oriented ... intended as a text for any of the following EE/CS courses:
VHDL
Automated Digital Design
Programmable Logic Devices
Digital Design (basic or advanced)
It is also a supporting text for ... Package:
LIBRARY ieee;
USE ieee.std _logic_ 1164.all;
34 Chapter 3
TLFeBOOK
with VHDL
Volnei A. Pedroni
Circuit Design
TLFeBOOK
1Introduction
1.1 About VHDL
VHDL is a hardware description language.Itdescribes...
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Circuit design with VHDL (vietnamese ver )
Ngày tải lên :
24/03/2014, 23:28
... bằng VHDL.
1.2.1 Ứng dụng của công nghệ thiết kế mạch bằng VHDL
Hiện nay 2 ứng dụng chính và trực tiếp của VHDL là các ứng dụng
trong các thiết bị logic có thể lập trình được (Programmable Logic ... 2:
Đúng
Solution 2: OK
LIBRARY ieee;
USE ieee.std _logic_ 1164.all;
ENTITY dff IS
PORT ( d, clk: IN STD _LOGIC;
q: BUFFER STD _LOGIC;
qbar: OUT STD _LOGIC) ;
END dff;
ARCHITECTURE ok OF dff IS
BEGIN
PROCESS ... các thanh ghi.
Solution 2: With an internal VARIABLE
LIBRARY ieee;
USE ieee.std _logic_ 1164.all;
ENTITY shiftreg IS
PORT ( d, clk, rst: IN STD _LOGIC;
q: OUT STD _LOGIC) ;
END shiftreg;
ARCHITECTURE...
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Digital logic design
Ngày tải lên :
27/03/2014, 20:00
... Computer Engineering
ECE380 Digital Logic
Introduction to Logic Circuits:
Design Examples
Dr. D. J. Jackson Lecture 5-2Electrical & Computer Engineering
Design examples
ã 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
ã ... AND logical AND
–OR logical OR
– NOT logical NOT
– NAND, NOR, XOR, XNOR (covered later)
ã Assignment operator <=
A variable (usually an output) should be assigned the result
of the logic...
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Circuit design with VHDL (2007)
Ngày tải lên :
01/04/2014, 17:41
... exp ected.
1.5 Design Examples
As mentioned in the preface, the book is indeed a design- oriented approach to the
task of teaching VHDL. The integration between VHDL and Digital Design is
achieved ... ieee.std _logic_ 1164.all;
4 USE ieee.std _logic_ unsigned.all;
5
6 ENTITY ALU IS
7 PORT (a, b: IN STD _LOGIC_ VECTOR (7 DOWNTO 0);
8 sel: IN STD _LOGIC_ VECTOR (3 DOWNTO 0);
9 cin: IN STD _LOGIC;
10 y: OUT STD _LOGIC_ VECTOR (7 ... bit
vector assignment (that is, BIT versus BIT_VECTOR, STD _LOGIC versus STD_
LOGIC_ VECTOR, or STD_ULOGIC versus STD_ULOGIC_VECTOR).
Two VHDL codes are presented below. Both perform the AND operation...
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Digital design with CPLD applications and VHDL by dueck
Ngày tải lên :
01/04/2014, 17:47
... Determine when a logic gate will pass a digital waveform and when it will
block the signal.
ã Describe several types of integrated circuit packaging for digital logic
gates.
A
ll digital logic functions ... created from three basic logic func-
tions: AND, OR, and NOT.
1
Electronic circuits that perform these logic functions are
called logic gates. When we are analyzing or designing a digital circuit, we ... appropriate logic functions to solve simple design problems.
ã Draw the truth table of any logic gate.
ã Draw any logic gate, given its truth table.
ã Draw the DeMorgan equivalent form of any logic...
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Digital Circuit Analysis and Design with an Introduction to
Ngày tải lên :
19/02/2014, 17:19
... Hexadecimal Systems
2-10 Digital Circuit Analysis and Design with an Introduction to CPLDs and FPGAs
Orchard Publications
Solution:
Replacing all ones with zeros and all zeros with ones we find that ... we add with and the table gives us
i.e., with a carry of . Next we add and , with a carry of , or and , and the table gives
us i.e., with a carry of . Now we add , and (carry) and we get with ... (PLDs). It begins with the
description and applications of Programmable Logic Arrays (PLAs), continues with the
description of Simple PLDs (SPLDs) and Complex PLDs (CPLDs), and concludes with the
description...
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Digital Logic and Microprocessor Design ppt
Ngày tải lên :
17/03/2014, 17:20
... reduce a Boolean equation
Digital Logic and Microprocessor Design with VHDL Chapter 2 - Digital Circuits
51
Digital Logic and
Microprocessor Design
With VHDL
Enoch O. ...
duals
equivalent
equivalent
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, ... gate
LIBRARY ieee;
USE ieee.std _logic_ 1164.ALL;
ENTITY and2gate IS PORT(
i1, i2: IN STD _LOGIC;
Digital Logic and Microprocessor Design with VHDL Chapter 1 - Designing Microprocessors
24
Notice,...
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