A Simple ALU

Table of Contents

A Simple ALU

Outline

Binary Logic

Logic Circuit

Logic Basics

Truth Tables

Gates

Representations of Integers

Negative Numbers

Two’s Complement

Negating a Number

Arithmetic

Addition and Subtraction

PPT Slide

PPT Slide

Designing a 1-bit Adder

Logic Circuit for 1-bit Adder

n-bit Adder

Truth Table

PPT Slide

Link 1-bit adders for n-bit

PPT Slide

Summary

Email: clack@cs.ucl.ac.uk

Home Page: http://www.cs.ucl.ac.uk/staff/C.Clack/