E 490:Fundamentals of Engineering (FE)

Exam Preparation

Electrical and Computer Engineering Discipline Specific II

Eric Rotenberg

Contact Information

Eric RotenbergAssociate ProfessorDepartment of Electrical and Computer EngineeringNorth Carolina State UniversityPartners Building I, Suite 2300, Office 2309919-513-2822ericro@ncsu.eduhttps://people.engr.ncsu.edu/ericro

Courses taught: ECE 212, ECE 463/521, ECE 721Research area: Computer Architecture and Systems

MaterialsThis lecture is based on the following:

NCEES manual: Electrical Discipline Sample Questions & Solutions

andProblem handouts provided by Dr. Ben O’Neal

• Section VII: Electronics• Section VIII: Digital Systems• Section IX: Computer Systems

Needed Background• I assume you have the following background,

and this lecture is just a refresher1. ECE 212 or equivalent (Fundamentals of Logic

Design)2. ECE 109 and ECE 209 or equivalent (Computer

Organization, Assembly Programming, C Programming, Data Structures)

3. Basic Electronics (Solid State Devices, Transistor-level circuits, Op-amp circuits)

A few of the sample problems refer to material covered in ECE 463 (Computer Architecture)

S R Qn+1

Some Review: Flip-Flops

S

CLK

R

Q

Q

SR Flip-Flop

J K Qn+1

Qn0 0 (no change)0 1 0 (reset)1 0 1 (set)1 1 x (invalid)

Qn0 0 (no change)0 1 0 (reset)1 0 1 (set)

n1 1 (toggle)Q

J

CLK

K

Q

Q

JK Flip-Flop

D

CLK

Q

Q

D Flip-Flop

D Qn+1

0 01 1

Some Review:Karnaugh Map (K-map)

A B

C

D00

0

0

0

0

1

1

1

1

ABCD

00 01

01

10

10

11

11

00

Some Review: Op Amps (Inverting Configuration)

+

-Vin

Vout

R1

R2

Some Review: Op Amps (Non-Inverting Configuration)

+

-

Vin

Vout

R1

R2