Full Name :Arumugam.P
College Name :SNS College of Technology
Subject Code :080280042
Subject Name : Microprocessor and Microcontrollers
Study Material Description :QP
Question Paper Code : 41233
B.E./B«Tech. DEGREE EXAMINATION, NOVEMBER/DECEMBER 2013,
Electrical and Electronics Engineering
080280042 - MICROPROCESSOR AND MICROCONTROLLERS
(Common to 080280034 — Microprocessor and Microcontrollers for BE. (Part-time)
Fourth Semester 'Electrical and Electronics Engineering)
Time : Three hours
Maximurn : 100 marks
Answer. ALL questions.
PART A— (10 x 2 - 20 marks)
1.What is the use of CLKOUT and RESET OUT signäls of 8085 processor?
2.Write an 8085 assembly language program, which checké to see if the- number
is even or odd and if it is odd returns a '0' in B register else returns a' 1'.
3.What is an USART?
4.List the operation modes of 8255.
5.What is the maximum memory size that can be addressed by 8086?
6.Specify the four control signals commonly used by the 8085 MP U.
7.What are the uses of LCALL and LJUMP instructions of 8051?
8.Write a 8051 assembly program to divide the two 8-bit numbers.
9.How to select a processor for an application?
10.How a stepper motor can be interfaced with 8051 microcontroller?
MPMC Nov Dec 2013 QP.pdf (Size: 1.4 MB / Downloads: 91)
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