Download GTU B.Tech 2020 Winter 6th Sem 2161102 Advanced Microprocessor Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 6th Sem 2161102 Advanced Microprocessor Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VI (NEW) EXAMINATION ? WINTER 2020
Subject Code:2161102 Date:27/01/2021
Subject Name:Advanced Microprocessor
Time:02:00 PM TO 04:00 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.


MARKS
Q.1
(a) What are the advantages of advanced microprocessor?
03

(b) Give the difference between
04
(a) Little-Endian & Big-Endian
(b) Harvard & Von-Neumann Architecture

(c) Why ARM instruction set suitable for embedded applications? Discuss
07
the CPSR and SPSR with suitable example.


Q.2
(a) What is the standard use of register r14? Register r13? Register r15?
03

(b) Explain ARM design philosophy.
04

(c) What is role of pipeline in advanced microprocessor? Also explain 3-
07
stage pipeline and 5-stage pipeline with necessary diagram




Q.3
(a) Explain the current program state of an ARM7TDMI if the CPSR had
03
the value 0xF00000D3.

(b) What are assembler directives? Explain any three assembler directives
04
used for ARM assembly programming.

(c) Describe the following instruction:
07
[i] ORR r0, r1, r2 ;
[ii] MUL r0, r1, r2 ;
[iii] MOV r1, r2, LSL#2 ;
[iv] BIC r0, r1, r2 ;
[v] ADD r0, r1, r2 ;
[vi] TST r0, r1 ;
[vii] EOR r0, r1, r2;
where r0 =0x00h ,r1 = 0x04h , and r2 =0x02h




Q.4
(a) List and explain branching instruction set with suitable example.
03

(b) Write short note on FIQ and IRQ. Why FIQ response is fast than IRQ?
04

(c) Write an assembly language program to find maximum number from
07
given array
Q.5
(a) Explain Division, floating point, Inline functions.
03

(b) How do you enable interrupts on the ARM7TDMI?
04
1

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(c) List out portability issues encounter when porting C code into ARM.
07



Q.6
(a) Explain timer control register (TCR) and how to use it to start and stop
03
timer in ARM processor

(b) Explain the various mapping techniques of cache
04

(c) Write the Program in C for LPC 2148 to send " WELCOME" word
07
continuously with baud rate of 9600,assume suitable clock frequency,
no of stop bits, character length etc?



Q.7
(a) Explain the importance of Memory Protection Unit.
03

(b) Explain rotate and barrel shifter instruction in ARM.
04

(c) Write a short note on Advanced Microprocessor Bus Architecture
07
(AMBA).



Q.8
(a) List out the differences between ARM System Bus (ASB) and
03
ARM Peripheral Bus (APB)
(b) Discuss memory organization in virtual memory system.
04
(c) Explain various exception handling schemes used in ARM processor
07

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