LOGIC GATES,

MEMORY & CPU

LOGIC GATES

AND Gate

AND Gate

OR Gate

OR Gate

NOT Gate

NOT Gate

NAND Gate

NAND Gate

NOR Gate

NOR Gate

LOGIC CIRCUITS

Example 1

Example 2

Example 1

Example 2

Example 3

Universal NAND Gate

Universal NOR Gate

COMPUTER ORGANIZATION

Five Basic Operation of a Computer System

Basic Organization Of a Computer System

Input Unit

Output unit

Storage Unit

Two Types of Storage Unit

Central Processing Unit

CU

ALU

CPU

Central Processing Unit

Control Unit

Arithmetic Logic Unit

Register

Functions of Commonly Used Registers

Main Memory

Random Access Memory (RAM)

Read Only memory (ROM)

Types of ROM

Types of ROM

Cache Memory