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Tuesday, August 6, 2013

PPT On System Programming


System Programming Presentation Transcript:

1.What is System Programming?
Application Programming
System Programming

2.Three Layer Model

3.Means of Input Output
Programmed input output
Interrupt driven
Direct Memory Access

I/O control signals
Error Correction and Detection

5.DMA Controller

6.Interrupt Controller
Handles the Priorities among hardware interrupt

7.    Programmable Peripheral          Interface(PPI)

8.Interval Timer

9.Universal Asynchronous Receiver and Transmitter

10.File Management
Disk Structure
Disk Formatting
Sector and Clusters

11.Data Structure
Fat12, Fat16, Fat32
Drive Parameter Block (DPB)
Directory Structure

12.Accessing and Manipulating file and Directory Structure

13.Memory Management
Real Mode
Protected Mode

14.Real Mode
Memory Control Block (MCB)
Program segment prefix (PSP)

15.Transversal through processes memory
Allocated memory
Free memory 

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