This document appears to be slides from a lecture on processor architecture and interfacing. It discusses different types of computers like mainframes, minicomputers, and microcomputers. It then focuses on microcomputer structure, describing the central processing unit, data bus, control bus, address bus, input/output ports and memory. An example three-instruction program is provided to illustrate how data, address and control buses function during execution. References for further reading are also included.

1. Prof. Jalindar Baban Karande

2. Microcomputer
structure
Computerized
system
Syllabus
Overview
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 2

3. Syllabus Overview
Introduction to 80X86 processors
Assembly language programming
Protected mode 80386
Multitasking, interrupts, exceptions and I/O
Microcontroller 8051
Microcontroller programming
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 3

4. Mainframe
Micro
processor Types Of Mini
Based Computers Computer
Systems
Micro
Computer
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 4

5. Mainframe Computer
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 5

6. Mini Computer
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 6

7. Microcomputer
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 7

8. Microprocessor Based Systems
 Robotics
 Process control Units
 Programmable electronics devices
 And many More…
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 8

9. Computerizing Electronics Factory
 Solution: Make computer-use available to as many
people as possible
 Problem: Makes it difficult for different people to
access commonly needed data.
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 9

10. Computerizing Electronics Factory
 Solution: Time Sharing system
 Problem: What happens if the computer is not
working? Don’t Put All
your eggs in
 Problems again: Saturations. one basket
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 10

11. Computerizing Electronics Factory
 Solution: Distributes Processing or Multiprocessing
 Problem: ??
Computer
Network
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 11

12. Microcomputer Structure
Data Bus
INPUT
DEVICE
Control Control
Bus CENTRAL Bus
I/O PORTS PROCESSING MEMORY
UNIT(CPU)
OUTPUT
DEVICE
Address
Bus
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 12

13. Three-Instruction Program
 Three Instructions as Follows
 Input value from keyboard connected to port at address
10H
 Add 2 to the value
 Output the result to a display connected to the port at
address 02H
 [discussion on above programs execution in terms of
control, address and data bus signaling]
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 13

14. References
 Douglas V. Hall, Chapter 2. “Computers,
microcomputers and microprocessors-An
Introduction”, “Microprocessor and Interfacing”, Tata
McGraw Hill, Second Edition.
Processor Architecture and Interfacing, SE(Information Technology) prof. Jalindar Baban Karande Slide 14