Computer Architecture and Organization Computer Components and System Buses.
CHAPTER 9: Input / Output The Architecture of Computer Hardware, Systems Software & Networking: An Information Technology Approach 4th Edition, Irv Englander.
UNIT-III CONTROL UNIT DESIGN INTRODUCTION CONTROL TRANSFER FETCH CYCLE INSTRUCTION INTERPRETATION AND EXECUTION HARDWIRED CONTROL MICROPROGRAMMED CONTROL.
COMP3221: Microprocessors and Embedded Systems Lecture 15: Interrupts I cs3221 Lecturer: Hui Wu Session 1, 2005.
1 Process Description and Control Module 1.1. 2 When to Switch a Process ? n A process switch may occur whenever the OS has gained control of CPU. ie.
6/17/2015ECE331 (KEH)1 ECE331 Lab 4 Introduction Interrupt Processing Read Huang Text Ch. 6.
Chapter 6 Interrupts and Resets. Basics of Interrupts (1 of 4) What is an interrupt? –A special event that requires the CPU to stop normal program execution.
Introduction to Interrupts How we can intervene in the CPU’s interrupt-handling mechanism (in real-mode)
CH03 System Buses Computer Components Computer Function Interconnection Structures Bus Interconnection PCI CH03 TECH Computer Science.
1 Interrupts INPUT/OUTPUT ORGANIZATION: Interrupts CS 147 JOKO SUTOMO.
Interrupts. 2 Definition: An electrical signal sent to the CPU (at any time) to alert it to the occurrence of some event that needs its attention Purpose:
Interrupts. What Are Interrupts? Interrupts alter a program’s flow of control Behavior is similar to a procedure call »Some significant differences.
