Question Paper: Microcontrollers and Applications : Question Paper Dec 2014 - Electronics & Telecomm. (Semester 5) | Mumbai University (MU)
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Microcontrollers and Applications - Dec 2014

Electronics & Telecomm. (Semester 5)

TOTAL MARKS: 80
TOTAL TIME: 3 HOURS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks.
1 (a) Explain Concept of Cortex-A, the Cortex-R, and the Cortex-M.(5 marks) 1 (b) Explain SCON register of 8051.(5 marks) 1 (c) Explain features of ARM 7.(5 marks) 1 (d) Write short note on CPSR.(5 marks) 2 (a) Draw and explain internal structure of Port 0 and Port 3 of 8051.(10 marks) 2 (b) Design a microcontroller system using 8051 microcontroller, 8 KB EPROM & 8 KB RAM.(10 marks) 3 (a) Interface 8051 with four, 7-segment displays and write assembly language program to display 2014"."(10 marks) 3 (b) Interface 8051 with DAC 0808. WAP to generate triangular waveform.(10 marks) 4 (a) Draw and explain dataflow model of ARM 7.(10 marks) 4 (b) Design an IR based wireless communication system.(10 marks) 5 (a) Explain ARM instructions
i) CMP R0, R1, LSR#7
ii) ADDS Rd, Rm, Rs
iii) LDR Rd, [RS]
iv) CMN R0, R1
AND R0, R0, #3.
(10 marks)
5 (b) Explain digital camera as an example of embedded systems.(10 marks) 6 (a) Timer modes of 8051.(10 marks) 6 (b) Addressing modes of ARM 7.(10 marks)

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