Digital Systems


Electronics and Computer Engineering, Publication in the Diário da República - Despacho n.º 7795/2021 - 09/08/2021

6 ECTS; 1º Ano, 1º Semestre, 42,0 PL + 28,0 TP

- Raul Manuel Domingos Monteiro
- Francisco José Alexandre Nunes
- Manuel Fernando Martins de Barros

Not applicable.

Analysis of essential concepts of digital logic: numerical coding systems, basic logic gates and Boole's Algebra. Analysis and synthesis of combinatorial and sequential circuits & LSI, MSI and LSI. Introduction and design of programable logic devices and microprocessors.

1) Introduction
2) Boolean logic functions
3) Logic expressions simplifications
4) Digital representation
5) Logic families of integrated circuits
6) Combinatorial logic circuits of medium complexity
7) Basic sequential circuits
8) Synthesis and analysis of sequential circuits
9) Counters, registers and memories.
10) Programmable Logic Devices
11) Introduction to microprocessers

Evaluation Methodology
Assessment items:
a) Written exam (60%)
b) Homeworks and Labs (40%)

Minimum requirements:
Minimum of 9 out 20 for part a)
Minimum of 10 out of 20 for part b)

- Dias, M. (2013). Sistemas Digitais - Princípio e prática. (Vol. 1). Portugal: FCA Editora de Informática, Lda

Method of interaction
Lectures, Problem solving classes and Laboratory classes;

Software used in class
Free Tools:
Logisim (
Eagle (
LTSpice (

MultiSim (
Proteus (