CS2252 / CS42 / 10144 CS403 / 80250010 / EC1257 - Microprocessors and Microcontrollers (MPMC) - Block Diagrams as per Prescribed book

Anna University

B.E./B.Tech. DEGREE EXAMINATION
Fourth Semester

Computer Science and Engineering

CS2252 / CS42 / 10144 CS403 / 80250010 / EC1257

 Microprocessors and Microcontrollers

(Regulation 2008)

Semester : 4

Year : 2nd yr

Regulation : 2008

Department : B.E CSE

Subject Code : CS2252 / CS42 / 10144 CS403 / 80250010 / EC1257

Subject Name : Microprocessors and Microcontrollers

The block diagrams are posted here as per the prescribed book. So check with these diagrams befor you write your Microprocessor and micro controller exam in Anna University.

Download the given images as single PDF File - Click Here

 Click on the diagram to get the detailed view...

Unit 1:
8085 Architecture

Unit 2: 
8086 Architecture

Unit 3: 
8087 Block Diagram

8089 Block Diagram:

Unit 4:
8251 Block Diagram:

8253 / 8254 Block Diagram:

8255 Block Diagram: (Non-Prescribed - but accepted)
This is not the prescribed diagram. The diagram in the prescribed book says about interfacing 8255 with 8085 not dealing with its architecture. So we have put commonly used diagram.

8259 Block Diagram:

8257 (Programmable peripheral interface) Block Diagram: 
In syllabus mentioned as 8237, but Asked in Apr / May 2011

8237 (DMA Controller) Block Diagram:

8279 Block Diagram:

Unit 5:
8051 Microcontroller Block Diagram

ALL THE BEST..