UNCC, Department of Electrical and Computer Engineering
ECGR 2181, Spring 2006, Homework #3, Due: 2/2/06, at the beginning of class (20 points)
YOU MUST SHOW YOUR WORK FOR ALL PROBLEMS (therefore, dont just use a
calculator. You can use a calculator to ch
UNCC, Department of Electrical and Computer Engineering
ECGR 2181, Fall 2008, Quiz #5, 9/23/2008
Name: _
1. Consider the following real-world problem.
I have an alarm system that has sensors all over the house. When a sensor reads 0, then the
door or wind
Logic System Design I
Schematic Capture Using
Xilinx ISE
Example: Full Adder
Monday, September 09, 2013
Dr. Robin Pottathuparambil, ECE Department, UNC Charlotte
Connect to Linux Terminal
Authenticate Yourself to Login
Xilinx ISE 14.5 Path
ISE Project Nav
Christopher Dean
ECGR 2181-001
Homework #6
Due 12/04/2013, 9:15 AM
1. Design a 4-bit register with 2 control inputs s1 and s0; 4 data inputs I3, I2, I1, and I0; and 4
data outputs Q3, Q2, Q1, and Q0. When s1s0=00, the register maintains its value. When
s1
ECGR 2181_001
Fall 2013
Logic System Design I
Project #4
100 Points
Due: 12/02/2013
1. Design and implement an Arithmetic and Logic Unit (ALU) shown in Figure 1 using
the schematic capture feature of Xilinx ISE tool. The ALU should perform the
following
ECGR 2181_001
Fall 2013
Logic System Design I
Project #2
100 Points
Due: 11/11/2013
1. Find the minimum-cost SOP expression for the function F1 =
0,2,4,6,8,10,14
1,5,11,15 using K-Maps. Model the function F1 using (a) Dataflow Modeling, (b)
Behavioral M
ECGR 2181_001
Fall 2013
Logic System Design I
Homework #6
100 Points
Due: 12/04/2013, 9:15 AM
1. Design a 4-bit register with 2 control inputs s1 and s0; 4 data inputs I3, I2, I1, and I0;
and 4 data outputs Q3, Q2, Q1, and Q0. When s1s0=00, the register
Christopher Dean
Homework #2
ECGR 2181
1. Explain Boolean algebra precedence with an example. (8 Points)
NOT () is performed first, AND (.) is performed second, OR (+) is performed last
Example: U = C (W + R )
2. What are the basic gates and describe them
ECGR 2181_001
Fall 2013
Logic System Design I
Homework #3
100 Points
Due: 10/23/2013, 9:15 AM
1. What is a decoder? Construct a 3-to-8 decoder with basic gates. Clearly show all
your steps with the truth table. (10 Points)
2. Design a 4-to-16 decoder usi
HW 12 due Dec. 11
Due: 11:59pm on Wednesday, December 11, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 7.35 PSpice|Multisim
The switch in the circuit shown in the figure has been closed for a l
HW 10 due Friday Nov. 8
Due: 3:26pm on Friday, November 8, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 6.37
Let
represent the voltage across the
inductor in the circuit in the figure. Assume
i
HW 9 due Friday Nov. 8
Due: 3:24pm on Friday, November 8, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 6.2 PSpice|Multisim
The current in a 50
inductor is known to be
Part A
Find the voltage ac
HW 3 due Friday the 13th
Due: 4:30pm on Friday, September 13, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 3.3
Part A
Find the equivalent resistance seen by the source in the circuit in the fig
HW 11 due Tuesday Dec. 3
Due: 9:00am on Tuesday, December 3, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 7.3 PSpice|Multisim
The switch in the circuit has been open for a long time. At
Part A
HW 6 due Fri Oct 4
Due: 11:59pm on Friday, October 4, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 4.33 PSpice|Multisim
Use the mesh-current method to find the branch currents
and
if the polari
HW 7 due Fri Oct 11
Due: 3:15pm on Friday, October 11, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 4.61 PSpice|Multisim
Part A
Find the current in the 10
resistor in the circuit by making a su
HW 1 due Aug. 30 (3:15pm)
Due: 3:15pm on Friday, August 30, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 1.3
There are approximately 260 million passenger vehicles registered in the United Stat
HW 2 due Friday Sept. 6 (3:15pm)
Due: 3:30pm on Friday, September 6, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 2.2
Part A
Is the interconnection in the figure valid?
ANSWER:
yes
no
Correct
P
HW 4 due Friday Sept 20
Due: 3:20pm on Friday, September 20, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 3.23
Look at the circuit in the figure. The source voltage
is 84
.
Part A
Use voltage d
HW 2 due Friday Sept. 6 (3:15pm)
Due: 3:30pm on Friday, September 6, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 2.2
Part A
Is the interconnection in the figure valid?
ANSWER:
yes
no
Correct
P
HW 1 due Aug. 30 (3:15pm)
Due: 3:15pm on Friday, August 30, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 1.3
There are approximately 260 million passenger vehicles registered in the United Stat
HW 5 due Sept 27
Due: 4:01pm on Friday, September 27, 2013
You will receive no credit for items you complete after the assignment is due. Grading Policy
Problem 4.1
Part A
State the numerical value of the number of branches for the circuit shown in the fi