IT503(B) Unit 4
Microprocessor & Interfacing

Peripheral Interfacing & Bus Systems

Unit 4 Study Material

Download detailed notes, important questions and PYQ analysis for IT503(B) Microprocessor and Interfacing Unit 4.

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Detailed Notes

Complete notes on keyboard/display interfacing, timers, interrupt controllers, DMA controllers, USB, PCI Bus, AGP, CRT controller, floppy disk controller and I/O processors.

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Important Questions

Most important RGPV questions on 8279, 8254 Timer, 8259 Interrupt Controller, 8237 DMA Controller, PCI Bus, USB and communication interfaces.

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PYQ Analysis

Previous year questions and frequently repeated topics for Microprocessor and Interfacing Unit 4.

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Unit 4 Topics

Bus Interface
I/O Port Addressing
Address Decoding
8279 Keyboard Interface
Programmable Keyboard Interface
Display Interface
8254 Internal Timer
8254 Timer Applications
16550 Communication Interface
A/D Interface
8259A Interrupt Controller
Interrupt Processing
8237 DMA Controller
DMA Transfer
Shared Bus Operation
Disk Memory System
Video Display System
ISA Bus
EISA Bus
VESA Local Bus
PCI Bus
Parallel Printer Interface
LPT Interface
USB
AGP
8251 USART
Programmable Communication Interface
8275 CRT Controller
6854 Controller
8272 Floppy Disk Controller
8089 I/O Processor