My Profile
Active Members
TodayLast 7 Days
more...
Awards & Gifts
Online Exams
Fresher Jobs
Our fresher job section is exclusively for fresh graduates! Find jobs for freshers in major Indian
cities including Bangalore, Chennai, Hyderabad, Pune or Kochi
Resources
Find educational articles, blogs, discussion threads and other resources.
Colleges
Find details about any college in India or search for courses.
|
Download Model question papers & previous years question papers
|
Posted By: kondapalli Member Level: Gold Posted Date: 06 May 2008
|
2007 Jawaharlal Nehru Technological University B.Tech Production MICROPROCESSORS AND ITS APPLICATIONS Question paper
|
|
|
1. (a) Explain various interrupt of 8085 Microprocessor and their priorities.
(b) Explain the
i. SID
ii. SOD
iii. S0, S1,
iv. INTA pins of 8085 Microprocessor [8+8]
2. (a) Draw and explain the pin out diagram of 8086.
(b) Explain the various operations performed by Bus Interfacing unit in 8086.
[10+6]
3. (a) Write a program to check whether the given string is palindrome or not.
(b) Briefly explain about following instructions.
i. ADD
ii. NEG
iii. AAM
iv. DIV [8+8]
4. (a) Discuss the difference in the debug applications of the interrupts caused by
the INT, INT Type, and single-step trap? In particular, which one of these
interrupts is preferred than the remaining two?
(b) Give the necessary statements to permit the byte variables NUM1, NUM2,
NUM3 and NUM4 which are defined in source module 2 to be accessed in
source module 1 as if they are defined in source module1? [8+8]
5. (a) Write an assembly language program that will examine an ASCII string of 100
characters and replace each decimal digit by a %. The character string starts
at STRG.
(b) Explain the prefix instruction format of 8086 processor? Discuss how these
instructions are useful in string manipulation? [8+8]
6. (a) Compare interrupted I/O and DMA data transfer schemes. [8]
(b) Give the machine language code for each of the following instructions?
i. IN AL, 52H
ii. OUT 0CH, AL
1 of 2
Code No: NR312001 NR
iii. OUT DX, AX
iv. IN AX, DX. [2+2+2+2]
7. (a) Draw the block diagram of 8255 and explain each block? Discuss different
modes of operation?
(b) With neat layout, explain how a microprocessor can be used for data acquisi-
tion system using A/D converters and D/A converters? [8+8]
8. (a) Draw the flowchart showing how synchronous serial data can be sent from a
port line using software routine?
(b) Draw the block diagram of 8237 and explain each block. [8+8]
Return to question paper search
|
|
|
Submit Previous Years University Question Papers and make money from adsense revenue sharing program
Are you preparing for a university examination? Download model question papers
and practise before you write the exam.
|
Watch TV Channels
|