Enrolment No,
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-VI (NEW) EXAMINATION - WINTER 2018
Subject Code:2160909 Date:04/12/2018
Subject Name: Advance Microcontrollers
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
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- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
Q.1 (a) List out difference between I2C & SPI communication protocol. 03
(b) Draw the block diagram & explain the feature of PR9V51RD2 IC. 04
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(c) Explain SPI port communication with MCP3304 ADC using 8 bit segment. 07
Q.2 (a) Compare Von Neumann and Harvard architecture. 03
(b) Explain the CMOD, CCON registers of PR9V51RD2 in detail. 04
(c) List out the various operating modes of PCA timer & explain watchdog timer mode in detail 07
OR
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(c) Write a program to measure frequency of unknown signal which is applied to pin P1.4 of PSOVS1RD2. 07
Q.3 (a) Explain PWM mode of PSOV51RD2 PCA timer in detail. 03
(b) Explain thumb-2 instruction set of ARM CORTEX. 04
(c) List of CPU operating Modes of ARM CORTEX & explain any two mode in detail. 07
OR
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(c) Why bit banding technique is used in ARM CORTEX. 07
Q.4 (a) Explain system Tick timer of ARM CORTEX. 03
(b) List of features of STM32E4XXDSC. 04
(c) Explain pointer to structure with one example. 07
OR
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(c) Explain reset circuit of STM32F4xx. 07
Q.5 (a) What is the Advantage of High speed out mode? Explain this mode in detail with one sample program. 03
(b) Explain SPCR & SPSR register in detail. 04
(c) Explain the round robin & round robin with interrupt architecture. 07
OR
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(a) Explain the features of GPIO in detail. 03
(b) Explain GPIO mode register in detail. 04
(c) Explain GPIO bit set/reset register. 07
(c) A push button switch is connected to pin PB5 of PORT B & a LED is connected to pin PD12 of PORT D. Write a program for STM32F4XX using to toggle LED when a key is pressed. 07
OR
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(a) Explain GPIO input data register & output data register. 03
(b) Draw basic structure of five volt tolerant I/O port pin of GPIO. 04
(c) Write main features of TIM6 & TIM7 timers & give its functional description. 07
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