DerekChiou_EE306_Spring2009_Lecture15

DerekChiou_EE306_Spring2009_Lecture15 - Lecture 15: I/O...

Info iconThis preview shows pages 1–6. Sign up to view the full content.

View Full Document Right Arrow Icon
© Derek Chiou Lecture 15: I/O Continued, Stacks, and Subroutines/TRAPS Prof. Derek Chiou University of Texas at Austin
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Announcements My office hours next Monday (March 31 st ) are changed Office hours moved to 2:15PM-3:15PM Who is not yet in a study group? Can meet during my Tuesday evening office hours 3/23/2009 © Derek Chiou : EE306: Lecture 15 2
Background image of page 2
3/23/2009 © Derek Chiou : EE306: Lecture 15 Recap Assembly directives Symbol table I/O Outline I/O questions/answers Stacks Subroutines/TRAPs 3
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Need for I/O Computer systems are useless unless they can process information from outside of the computer and output results outside of the computer I/O is effectively the communication with outside of the computer Examples Information from an engine of a car that a computer uses to determine how to tune the engine (output from computer tunes the engine) Keyboard/mouse input, video output on a standard computer Network input/output that enables web surfing Requests for airline reservations and replies that 3/23/2009 © Derek Chiou : EE306: Lecture 15 4
Background image of page 4
Polling vs Interrupts Alarm clock Polling or interrupt? Email arrival?
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 6
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/24/2011 for the course EE 306 taught by Professor Ambler during the Spring '07 term at University of Texas at Austin.

Page1 / 16

DerekChiou_EE306_Spring2009_Lecture15 - Lecture 15: I/O...

This preview shows document pages 1 - 6. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online