'Hardware interrupt' diaporamas de présentation

ORG ; FOURTEEN

Dec Hex Bin. 14 E 00001110. ORG ; FOURTEEN. Interrupts In x86 PC. OBJECTIVES this chapter enables the student to:. Explain how the x86 executes interrupts by using the interrupt vector table and interrupt routines. List the differences between interrupts and CALL instructions.

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Interrupt

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?? DSP/BIOS ???

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Interrupts, Thermistors, Opto-isolators and Phototransistors

Interrupts, Thermistors, Opto-isolators and Phototransistors. Fall 2009 Kipp Schoenwald Stephen Hunte Joseph Storey. Outline. Interrupts Vectors and Vector Table Flow Chart Applications Example 1 Example 2 Thermistors Theory Applications Opto-isolators Theory Applications

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Interrupts (Hardware)

Interrupts (Hardware). Interrupt Descriptor Table. IDT specified as a segment using the IDTR register . Calling the IRQ handler. Interrupt Context. Exceptions. First 32 IRQ vectors in IDT Correspond to events generated by the CPU Page fault, Divide by zero, invalid instruction, etc

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Interrupt Systems Notes (overview of NIOS II, HAL, and PIO)

Interrupt Systems Notes (overview of NIOS II, HAL, and PIO). Dr. Kimberly E. Newman Hybrid Embedded wk3 Fall 2009. Necessary Stuff. Lecture Notes are now on the course website Homework #1 due date extended to Thursday.

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Operating Systems High Level View

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MSDOS 16-bit programming

MSDOS 16-bit programming. Old chpt 13 Current chapt 14. interrupts. You can customize interrupt handling for DOS and BIOS by installing you own handlers The hardware was designed with this possibility of tinkering, or customizing. You can replace any service routine with your own.

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A Glance to Tiny OS

A Glance to Tiny OS. Presented by Shanshan Chen OU-TCOM March, 2008. Outline. Introduction NesC programming TinyOS structure A case study of sample code. Introduction. What is TinyOS. An open source Operation system for embedded system Developed by UC Berkeley

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Device Virtualization Architecture

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System Programming

NFC-IET-2011. System Programming. Lecture-06 Interrupt Mechanism-Microprocessor Signals Dated: April 04, 2011 By Somia Razzaq Note: Some slides and images of following lecture are taken from VU. Microprocessor Signals.

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EET 252 Unit 8 Computer Basics

EET 252 Unit 8 Computer Basics. Read Floyd, Sections 13-1 to 13-6 (skimming Section 13-3 and pages 739-745). Do Lab #8. Homework #8 and Lab #8 due next week. Quiz next week. Figure 13.1 Basic computer block diagram. Computer Block Diagram.

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Week12

Week12. Interrupts on the 8051. What is an interrupt?. An interrupt is an event that forces the CPU to temporarily stop what its doing and transfer control to an interrupt service routine (ISR), which returns upon completion

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Task-Switching

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Tutorial Introduction

Tutorial Introduction. PURPOSE: To explain MCU processing of reset and and interrupt events OBJECTIVES: Describe the differences between resets and interrupts. Identify different sources of resets and interrupts. Describe the MCU reset recovery process.

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Chapter 2

Chapter 2. Key Terms By: Kelly, Jackson, & Merle. Cold Boot/Hard Boot. Restarting the computer by turning off the computer then turning the power back on. It is more stressful due to the power surge during turn on. May also be done by pressing Reset.

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Microprocessors 1

Microprocessors 1. MCS-51 Interrupts. Interrupts. An interrupt is the occurrence of an event that causes a temporary suspension of a program while the condition is serviced by another program.

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CS533 Winter 2007

Soft Timers : Efficient Microsecond Software Timer Support for Network Processing - Mohit Aron & Peter Druschel. CS533 Winter 2007. Motivation. Conventional timer facilities schedule events by hardware interrupts Interrupts and Context Switches are expensive

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Soft Timers: Efficient Microsecond Software Timer Support For Network Processing

Soft Timers: Efficient Microsecond Software Timer Support For Network Processing. Mohit Aron and Peter Druschel Rice University. Presented by Reinette Grobler. Managing I/O and other events. Asynchronous via Interrupts Pro: Low latency - occurs immediately after event

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Operating System I

Operating System I. Inter-Process Communication. IPC. How does one process communicate with another process? semaphores -- signal notifies waiting process software interrupts -- process notified asynchronously pipes -- unidirectional stream communication

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